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h=Date:Cc:Subject:To:References:From:In-Reply-To:From; b=Gz9oGuI1yC8+sACIr5JJh9YjkCfiapVrZ7q7m8eBgtNre6tIH2qfj3Q4LagZnNqjL fv7itXCXsp6yunBLbdDV4EBbnFaIHFEFj4PX7rAyF/fHGZKqkflOkGDOJOg43wxUUC M+2lypCImE4e3cXJcxSO6vKfDDnq4Fj5PmAmCE2UgtsZ6HLJOsSPCr3+etJKB6D+DK mducZ18pKQMJFEVAIQ9ZM7vVMJi30FKI6rEgAO3XStxP2525SlREL9IlxOMfl2fQ4Y 04TagZ4R3LnQiOPv7JavP92mjJzdGHBFfAOtyFCXcsgozlE6XGWGyo+RfahREpmUYr XdGohaEJcwyHA== Received: from [10.193.1.1] (broslavsky.collaboradmins.com [68.183.210.73]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: usama.anjum) by madrid.collaboradmins.com (Postfix) with ESMTPSA id ABADA3782170; Wed, 8 May 2024 07:49:44 +0000 (UTC) Message-ID: Date: Wed, 8 May 2024 12:50:09 +0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: Muhammad Usama Anjum , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, kernel-team@android.com, linux-sound@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-input@vger.kernel.org, iommu@lists.linux.dev, kvmarm@lists.linux.dev, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-security-module@vger.kernel.org, linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org, linux-actions@lists.infradead.org, mptcp@lists.linux.dev, linux-rtc@vger.kernel.org, linux-sgx@vger.kernel.org, bpf@vger.kernel.org Subject: Re: [PATCH v2 4/5] selftests: Drop define _GNU_SOURCE To: Edward Liaw , shuah@kernel.org, Mark Brown , Jaroslav Kysela , Takashi Iwai , Catalin Marinas , Will Deacon , Nhat Pham , Johannes Weiner , Christian Brauner , Eric Biederman , Kees Cook , OGAWA Hirofumi , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , Davidlohr Bueso , =?UTF-8?Q?Andr=C3=A9_Almeida?= , Jiri Kosina , Benjamin Tissoires , Jason Gunthorpe , Kevin Tian , Andy Lutomirski , Will Drewry , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Paolo Bonzini , Sean Christopherson , Anup Patel , Atish Patra , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , David Hildenbrand , =?UTF-8?Q?Micka=C3=ABl_Sala=C3=BCn?= , Paul Moore , James Morris , "Serge E. Hallyn" , Andrew Morton , Seth Forshee , Bongsu Jeon , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Steffen Klassert , Herbert Xu , =?UTF-8?Q?Andreas_F=C3=A4rber?= , Manivannan Sadhasivam , Matthieu Baerts , Mat Martineau , Geliang Tang , Willem de Bruijn , Fenghua Yu , Reinette Chatre , Mathieu Desnoyers , "Paul E. McKenney" , Boqun Feng , Alexandre Belloni , Jarkko Sakkinen , Dave Hansen References: <20240507214254.2787305-1-edliaw@google.com> <20240507214254.2787305-5-edliaw@google.com> Content-Language: en-US From: Muhammad Usama Anjum In-Reply-To: <20240507214254.2787305-5-edliaw@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On 5/8/24 2:38 AM, Edward Liaw wrote: > _GNU_SOURCE is provided by KHDR_INCLUDES, so it should be dropped to > prevent _GNU_SOURCE redefined warnings. > > Fixes: 809216233555 ("selftests/harness: remove use of LINE_MAX") > Signed-off-by: Edward Liaw Reviewed-by: Muhammad Usama Anjum > --- > tools/testing/selftests/cachestat/test_cachestat.c | 2 -- > tools/testing/selftests/capabilities/test_execve.c | 2 -- > tools/testing/selftests/clone3/clone3.c | 2 -- > .../testing/selftests/clone3/clone3_cap_checkpoint_restore.c | 2 -- > tools/testing/selftests/clone3/clone3_clear_sighand.c | 2 -- > tools/testing/selftests/clone3/clone3_selftests.h | 1 - > tools/testing/selftests/clone3/clone3_set_tid.c | 2 -- > tools/testing/selftests/core/close_range_test.c | 2 -- > tools/testing/selftests/drivers/dma-buf/udmabuf.c | 1 - > tools/testing/selftests/fchmodat2/fchmodat2_test.c | 2 -- > tools/testing/selftests/filesystems/binderfs/binderfs_test.c | 2 -- > tools/testing/selftests/filesystems/devpts_pts.c | 1 - > tools/testing/selftests/filesystems/dnotify_test.c | 1 - > tools/testing/selftests/filesystems/epoll/epoll_wakeup_test.c | 2 -- > tools/testing/selftests/filesystems/eventfd/eventfd_test.c | 2 -- > tools/testing/selftests/filesystems/fat/rename_exchange.c | 2 -- > tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c | 2 -- > .../testing/selftests/filesystems/statmount/statmount_test.c | 3 --- > tools/testing/selftests/futex/functional/futex_requeue_pi.c | 3 --- > tools/testing/selftests/ipc/msgque.c | 1 - > tools/testing/selftests/kcmp/kcmp_test.c | 2 -- > tools/testing/selftests/kvm/aarch64/arch_timer.c | 2 -- > tools/testing/selftests/kvm/aarch64/page_fault_test.c | 1 - > tools/testing/selftests/kvm/aarch64/psci_test.c | 3 --- > tools/testing/selftests/kvm/aarch64/vgic_init.c | 1 - > tools/testing/selftests/kvm/arch_timer.c | 3 --- > tools/testing/selftests/kvm/demand_paging_test.c | 3 --- > tools/testing/selftests/kvm/dirty_log_test.c | 3 --- > tools/testing/selftests/kvm/guest_memfd_test.c | 2 -- > tools/testing/selftests/kvm/hardware_disable_test.c | 3 --- > tools/testing/selftests/kvm/include/userfaultfd_util.h | 3 --- > tools/testing/selftests/kvm/kvm_binary_stats_test.c | 2 -- > tools/testing/selftests/kvm/kvm_create_max_vcpus.c | 2 -- > tools/testing/selftests/kvm/kvm_page_table_test.c | 3 --- > tools/testing/selftests/kvm/lib/assert.c | 3 --- > tools/testing/selftests/kvm/lib/kvm_util.c | 2 -- > tools/testing/selftests/kvm/lib/memstress.c | 2 -- > tools/testing/selftests/kvm/lib/test_util.c | 2 -- > tools/testing/selftests/kvm/lib/userfaultfd_util.c | 3 --- > tools/testing/selftests/kvm/lib/x86_64/sev.c | 1 - > tools/testing/selftests/kvm/max_guest_memory_test.c | 2 -- > .../testing/selftests/kvm/memslot_modification_stress_test.c | 3 --- > tools/testing/selftests/kvm/riscv/arch_timer.c | 3 --- > tools/testing/selftests/kvm/rseq_test.c | 1 - > tools/testing/selftests/kvm/s390x/cmma_test.c | 2 -- > tools/testing/selftests/kvm/s390x/sync_regs_test.c | 2 -- > tools/testing/selftests/kvm/set_memory_region_test.c | 1 - > tools/testing/selftests/kvm/steal_time.c | 1 - > tools/testing/selftests/kvm/x86_64/amx_test.c | 2 -- > .../selftests/kvm/x86_64/exit_on_emulation_failure_test.c | 3 --- > tools/testing/selftests/kvm/x86_64/hwcr_msr_test.c | 2 -- > tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c | 2 -- > tools/testing/selftests/kvm/x86_64/hyperv_evmcs.c | 1 - > tools/testing/selftests/kvm/x86_64/hyperv_ipi.c | 2 -- > tools/testing/selftests/kvm/x86_64/hyperv_svm_test.c | 1 - > tools/testing/selftests/kvm/x86_64/hyperv_tlb_flush.c | 2 -- > tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c | 2 -- > tools/testing/selftests/kvm/x86_64/nx_huge_pages_test.c | 3 --- > tools/testing/selftests/kvm/x86_64/platform_info_test.c | 2 -- > tools/testing/selftests/kvm/x86_64/pmu_counters_test.c | 2 -- > tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c | 3 --- > .../selftests/kvm/x86_64/private_mem_conversions_test.c | 1 - > tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c | 1 - > tools/testing/selftests/kvm/x86_64/set_sregs_test.c | 1 - > .../selftests/kvm/x86_64/smaller_maxphyaddr_emulation_test.c | 3 --- > tools/testing/selftests/kvm/x86_64/smm_test.c | 1 - > tools/testing/selftests/kvm/x86_64/state_test.c | 1 - > tools/testing/selftests/kvm/x86_64/sync_regs_test.c | 2 -- > tools/testing/selftests/kvm/x86_64/ucna_injection_test.c | 2 -- > tools/testing/selftests/kvm/x86_64/userspace_msr_exit_test.c | 2 -- > tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c | 3 --- > tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c | 1 - > .../testing/selftests/kvm/x86_64/vmx_preemption_timer_test.c | 1 - > tools/testing/selftests/kvm/x86_64/xapic_ipi_test.c | 2 -- > tools/testing/selftests/kvm/x86_64/xapic_state_test.c | 1 - > tools/testing/selftests/kvm/x86_64/xss_msr_test.c | 2 -- > tools/testing/selftests/landlock/base_test.c | 2 -- > tools/testing/selftests/landlock/fs_test.c | 2 -- > tools/testing/selftests/landlock/net_test.c | 2 -- > tools/testing/selftests/landlock/ptrace_test.c | 2 -- > tools/testing/selftests/lsm/common.c | 2 -- > tools/testing/selftests/lsm/lsm_get_self_attr_test.c | 2 -- > tools/testing/selftests/lsm/lsm_list_modules_test.c | 2 -- > tools/testing/selftests/lsm/lsm_set_self_attr_test.c | 2 -- > tools/testing/selftests/membarrier/membarrier_test_impl.h | 1 - > .../selftests/membarrier/membarrier_test_multi_thread.c | 1 - > .../selftests/membarrier/membarrier_test_single_thread.c | 1 - > tools/testing/selftests/memfd/common.c | 1 - > tools/testing/selftests/memfd/fuse_test.c | 2 -- > tools/testing/selftests/memfd/memfd_test.c | 1 - > tools/testing/selftests/mm/cow.c | 1 - > tools/testing/selftests/mm/gup_longterm.c | 1 - > tools/testing/selftests/mm/hugepage-mmap.c | 1 - > tools/testing/selftests/mm/hugepage-mremap.c | 2 -- > tools/testing/selftests/mm/hugetlb-madvise.c | 2 -- > tools/testing/selftests/mm/hugetlb-read-hwpoison.c | 2 -- > tools/testing/selftests/mm/khugepaged.c | 1 - > tools/testing/selftests/mm/ksm_functional_tests.c | 1 - > tools/testing/selftests/mm/madv_populate.c | 1 - > tools/testing/selftests/mm/map_populate.c | 2 -- > tools/testing/selftests/mm/mdwe_test.c | 1 - > tools/testing/selftests/mm/memfd_secret.c | 2 -- > tools/testing/selftests/mm/mlock2-tests.c | 1 - > tools/testing/selftests/mm/mrelease_test.c | 1 - > tools/testing/selftests/mm/mremap_dontunmap.c | 1 - > tools/testing/selftests/mm/mremap_test.c | 2 -- > tools/testing/selftests/mm/pagemap_ioctl.c | 1 - > tools/testing/selftests/mm/pkey-helpers.h | 1 - > tools/testing/selftests/mm/protection_keys.c | 1 - > tools/testing/selftests/mm/split_huge_page_test.c | 2 -- > tools/testing/selftests/mm/thuge-gen.c | 2 -- > tools/testing/selftests/mm/uffd-common.h | 1 - > tools/testing/selftests/mount_setattr/mount_setattr_test.c | 1 - > .../move_mount_set_group/move_mount_set_group_test.c | 1 - > tools/testing/selftests/net/af_unix/diag_uid.c | 2 -- > tools/testing/selftests/net/af_unix/scm_pidfd.c | 1 - > tools/testing/selftests/net/af_unix/unix_connect.c | 2 -- > tools/testing/selftests/net/csum.c | 3 --- > tools/testing/selftests/net/gro.c | 3 --- > tools/testing/selftests/net/ip_defrag.c | 3 --- > tools/testing/selftests/net/ipsec.c | 3 --- > tools/testing/selftests/net/ipv6_flowlabel.c | 3 --- > tools/testing/selftests/net/ipv6_flowlabel_mgr.c | 3 --- > tools/testing/selftests/net/mptcp/mptcp_connect.c | 3 --- > tools/testing/selftests/net/mptcp/mptcp_inq.c | 3 --- > tools/testing/selftests/net/mptcp/mptcp_sockopt.c | 3 --- > tools/testing/selftests/net/msg_zerocopy.c | 3 --- > tools/testing/selftests/net/nettest.c | 2 -- > tools/testing/selftests/net/psock_fanout.c | 3 --- > tools/testing/selftests/net/psock_snd.c | 3 --- > tools/testing/selftests/net/reuseport_addr_any.c | 3 --- > tools/testing/selftests/net/reuseport_bpf_cpu.c | 3 --- > tools/testing/selftests/net/reuseport_bpf_numa.c | 3 --- > tools/testing/selftests/net/reuseport_dualstack.c | 3 --- > tools/testing/selftests/net/so_incoming_cpu.c | 1 - > tools/testing/selftests/net/so_netns_cookie.c | 1 - > tools/testing/selftests/net/so_txtime.c | 3 --- > tools/testing/selftests/net/tap.c | 3 --- > tools/testing/selftests/net/tcp_fastopen_backup_key.c | 1 - > tools/testing/selftests/net/tcp_inq.c | 2 -- > tools/testing/selftests/net/tcp_mmap.c | 1 - > tools/testing/selftests/net/tls.c | 3 --- > tools/testing/selftests/net/toeplitz.c | 3 --- > tools/testing/selftests/net/tun.c | 3 --- > tools/testing/selftests/net/txring_overwrite.c | 3 --- > tools/testing/selftests/net/txtimestamp.c | 3 --- > tools/testing/selftests/net/udpgso.c | 3 --- > tools/testing/selftests/net/udpgso_bench_rx.c | 3 --- > tools/testing/selftests/net/udpgso_bench_tx.c | 3 --- > tools/testing/selftests/perf_events/remove_on_exec.c | 2 -- > tools/testing/selftests/perf_events/sigtrap_threads.c | 2 -- > tools/testing/selftests/pid_namespace/regression_enomem.c | 1 - > tools/testing/selftests/pidfd/pidfd.h | 1 - > tools/testing/selftests/pidfd/pidfd_fdinfo_test.c | 2 -- > tools/testing/selftests/pidfd/pidfd_getfd_test.c | 2 -- > tools/testing/selftests/pidfd/pidfd_open_test.c | 2 -- > tools/testing/selftests/pidfd/pidfd_poll_test.c | 2 -- > tools/testing/selftests/pidfd/pidfd_setns_test.c | 2 -- > tools/testing/selftests/pidfd/pidfd_test.c | 2 -- > tools/testing/selftests/pidfd/pidfd_wait.c | 2 -- > tools/testing/selftests/ptrace/get_set_sud.c | 1 - > tools/testing/selftests/ptrace/peeksiginfo.c | 1 - > tools/testing/selftests/rseq/basic_percpu_ops_test.c | 1 - > tools/testing/selftests/rseq/basic_test.c | 2 -- > tools/testing/selftests/rseq/param_test.c | 1 - > tools/testing/selftests/rseq/rseq.c | 2 -- > tools/testing/selftests/seccomp/seccomp_benchmark.c | 1 - > tools/testing/selftests/seccomp/seccomp_bpf.c | 2 -- > tools/testing/selftests/user_events/abi_test.c | 2 -- > tools/testing/selftests/x86/amx.c | 2 -- > tools/testing/selftests/x86/check_initial_reg_state.c | 3 --- > tools/testing/selftests/x86/corrupt_xstate_header.c | 3 --- > tools/testing/selftests/x86/entry_from_vm86.c | 3 --- > tools/testing/selftests/x86/fsgsbase.c | 2 -- > tools/testing/selftests/x86/fsgsbase_restore.c | 2 -- > tools/testing/selftests/x86/ioperm.c | 2 -- > tools/testing/selftests/x86/iopl.c | 2 -- > tools/testing/selftests/x86/lam.c | 1 - > tools/testing/selftests/x86/ldt_gdt.c | 2 -- > tools/testing/selftests/x86/mov_ss_trap.c | 2 -- > tools/testing/selftests/x86/nx_stack.c | 2 -- > tools/testing/selftests/x86/ptrace_syscall.c | 2 -- > tools/testing/selftests/x86/sigaltstack.c | 2 -- > tools/testing/selftests/x86/sigreturn.c | 3 --- > tools/testing/selftests/x86/single_step_syscall.c | 3 --- > tools/testing/selftests/x86/syscall_arg_fault.c | 3 --- > tools/testing/selftests/x86/syscall_numbering.c | 3 --- > tools/testing/selftests/x86/sysret_rip.c | 3 --- > tools/testing/selftests/x86/sysret_ss_attrs.c | 3 --- > tools/testing/selftests/x86/test_FCMOV.c | 4 ---- > tools/testing/selftests/x86/test_FCOMI.c | 4 ---- > tools/testing/selftests/x86/test_FISTTP.c | 4 ---- > tools/testing/selftests/x86/test_mremap_vdso.c | 1 - > tools/testing/selftests/x86/test_shadow_stack.c | 3 --- > tools/testing/selftests/x86/test_syscall_vdso.c | 4 ---- > tools/testing/selftests/x86/test_vsyscall.c | 3 --- > tools/testing/selftests/x86/unwind_vdso.c | 3 --- > tools/testing/selftests/x86/vdso_restorer.c | 3 --- > 198 files changed, 405 deletions(-) > > diff --git a/tools/testing/selftests/cachestat/test_cachestat.c b/tools/testing/selftests/cachestat/test_cachestat.c > index b171fd53b004..c1a6ce7b0912 100644 > --- a/tools/testing/selftests/cachestat/test_cachestat.c > +++ b/tools/testing/selftests/cachestat/test_cachestat.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/capabilities/test_execve.c b/tools/testing/selftests/capabilities/test_execve.c > index 7cde07a5df78..e3954b88c3ee 100644 > --- a/tools/testing/selftests/capabilities/test_execve.c > +++ b/tools/testing/selftests/capabilities/test_execve.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/clone3/clone3.c b/tools/testing/selftests/clone3/clone3.c > index 3c9bf0cd82a8..3c5e45dae617 100644 > --- a/tools/testing/selftests/clone3/clone3.c > +++ b/tools/testing/selftests/clone3/clone3.c > @@ -1,8 +1,6 @@ > // SPDX-License-Identifier: GPL-2.0 > > /* Based on Christian Brauner's clone3() example */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c b/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c > index 31b56d625655..bb99ea20f7d5 100644 > --- a/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c > +++ b/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c > @@ -7,8 +7,6 @@ > */ > > /* capabilities related code based on selftests/bpf/test_verifier.c */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/clone3/clone3_clear_sighand.c b/tools/testing/selftests/clone3/clone3_clear_sighand.c > index 54a8b2445be9..50336d56db6b 100644 > --- a/tools/testing/selftests/clone3/clone3_clear_sighand.c > +++ b/tools/testing/selftests/clone3/clone3_clear_sighand.c > @@ -1,6 +1,4 @@ > /* SPDX-License-Identifier: GPL-2.0 */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/clone3/clone3_selftests.h b/tools/testing/selftests/clone3/clone3_selftests.h > index 3d2663fe50ba..172e19d5515f 100644 > --- a/tools/testing/selftests/clone3/clone3_selftests.h > +++ b/tools/testing/selftests/clone3/clone3_selftests.h > @@ -3,7 +3,6 @@ > #ifndef _CLONE3_SELFTESTS_H > #define _CLONE3_SELFTESTS_H > > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/clone3/clone3_set_tid.c b/tools/testing/selftests/clone3/clone3_set_tid.c > index ed785afb6077..8b5ed4484ee6 100644 > --- a/tools/testing/selftests/clone3/clone3_set_tid.c > +++ b/tools/testing/selftests/clone3/clone3_set_tid.c > @@ -5,8 +5,6 @@ > * These tests are assuming to be running in the host's > * PID namespace. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/core/close_range_test.c b/tools/testing/selftests/core/close_range_test.c > index c59e4adb905d..1c2902bcc913 100644 > --- a/tools/testing/selftests/core/close_range_test.c > +++ b/tools/testing/selftests/core/close_range_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/drivers/dma-buf/udmabuf.c b/tools/testing/selftests/drivers/dma-buf/udmabuf.c > index c812080e304e..7c8dbab8ac44 100644 > --- a/tools/testing/selftests/drivers/dma-buf/udmabuf.c > +++ b/tools/testing/selftests/drivers/dma-buf/udmabuf.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #define __EXPORTED_HEADERS__ > > #include > diff --git a/tools/testing/selftests/fchmodat2/fchmodat2_test.c b/tools/testing/selftests/fchmodat2/fchmodat2_test.c > index e0319417124d..6b411859c2cd 100644 > --- a/tools/testing/selftests/fchmodat2/fchmodat2_test.c > +++ b/tools/testing/selftests/fchmodat2/fchmodat2_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0-or-later > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/filesystems/binderfs/binderfs_test.c b/tools/testing/selftests/filesystems/binderfs/binderfs_test.c > index 5f362c0fd890..fca693db1b09 100644 > --- a/tools/testing/selftests/filesystems/binderfs/binderfs_test.c > +++ b/tools/testing/selftests/filesystems/binderfs/binderfs_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/filesystems/devpts_pts.c b/tools/testing/selftests/filesystems/devpts_pts.c > index b1fc9b916ace..73766447eeb0 100644 > --- a/tools/testing/selftests/filesystems/devpts_pts.c > +++ b/tools/testing/selftests/filesystems/devpts_pts.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/filesystems/dnotify_test.c b/tools/testing/selftests/filesystems/dnotify_test.c > index c0a9b2d3302d..05367a70b963 100644 > --- a/tools/testing/selftests/filesystems/dnotify_test.c > +++ b/tools/testing/selftests/filesystems/dnotify_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE /* needed to get the defines */ > #include /* in glibc 2.2 this has the needed > values defined */ > #include > diff --git a/tools/testing/selftests/filesystems/epoll/epoll_wakeup_test.c b/tools/testing/selftests/filesystems/epoll/epoll_wakeup_test.c > index 65ede506305c..9bc2ddad7e92 100644 > --- a/tools/testing/selftests/filesystems/epoll/epoll_wakeup_test.c > +++ b/tools/testing/selftests/filesystems/epoll/epoll_wakeup_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/filesystems/eventfd/eventfd_test.c b/tools/testing/selftests/filesystems/eventfd/eventfd_test.c > index f142a137526c..17935f42fbc9 100644 > --- a/tools/testing/selftests/filesystems/eventfd/eventfd_test.c > +++ b/tools/testing/selftests/filesystems/eventfd/eventfd_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/filesystems/fat/rename_exchange.c b/tools/testing/selftests/filesystems/fat/rename_exchange.c > index e488ad354fce..56cf3ad8640d 100644 > --- a/tools/testing/selftests/filesystems/fat/rename_exchange.c > +++ b/tools/testing/selftests/filesystems/fat/rename_exchange.c > @@ -6,8 +6,6 @@ > * Copyright 2022 Red Hat Inc. > * Author: Javier Martinez Canillas > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c b/tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c > index 759f86e7d263..b58a80bde95a 100644 > --- a/tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c > +++ b/tools/testing/selftests/filesystems/overlayfs/dev_in_maps.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/filesystems/statmount/statmount_test.c b/tools/testing/selftests/filesystems/statmount/statmount_test.c > index 3eafd7da58e2..d1cefd1b7d16 100644 > --- a/tools/testing/selftests/filesystems/statmount/statmount_test.c > +++ b/tools/testing/selftests/filesystems/statmount/statmount_test.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0-or-later > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/futex/functional/futex_requeue_pi.c b/tools/testing/selftests/futex/functional/futex_requeue_pi.c > index 7f3ca5c78df1..8e41f9fe784c 100644 > --- a/tools/testing/selftests/futex/functional/futex_requeue_pi.c > +++ b/tools/testing/selftests/futex/functional/futex_requeue_pi.c > @@ -16,9 +16,6 @@ > * 2009-Nov-6: futex test adaptation by Darren Hart > * > *****************************************************************************/ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/ipc/msgque.c b/tools/testing/selftests/ipc/msgque.c > index 656c43c24044..291c81d59a9d 100644 > --- a/tools/testing/selftests/ipc/msgque.c > +++ b/tools/testing/selftests/ipc/msgque.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/kcmp/kcmp_test.c b/tools/testing/selftests/kcmp/kcmp_test.c > index 25110c7c0b3e..885c9e943cee 100644 > --- a/tools/testing/selftests/kcmp/kcmp_test.c > +++ b/tools/testing/selftests/kcmp/kcmp_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/aarch64/arch_timer.c b/tools/testing/selftests/kvm/aarch64/arch_timer.c > index 4eaba83cdcf3..5369959e9fc2 100644 > --- a/tools/testing/selftests/kvm/aarch64/arch_timer.c > +++ b/tools/testing/selftests/kvm/aarch64/arch_timer.c > @@ -5,8 +5,6 @@ > * > * Copyright (c) 2021, Google LLC. > */ > -#define _GNU_SOURCE > - > #include "arch_timer.h" > #include "delay.h" > #include "gic.h" > diff --git a/tools/testing/selftests/kvm/aarch64/page_fault_test.c b/tools/testing/selftests/kvm/aarch64/page_fault_test.c > index 5972905275cf..79e99f47a9fe 100644 > --- a/tools/testing/selftests/kvm/aarch64/page_fault_test.c > +++ b/tools/testing/selftests/kvm/aarch64/page_fault_test.c > @@ -7,7 +7,6 @@ > * hugetlbfs with a hole). It checks that the expected handling method is > * called (e.g., uffd faults with the right address and write/read flag). > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/aarch64/psci_test.c b/tools/testing/selftests/kvm/aarch64/psci_test.c > index 9b004905d1d3..1c8c6f0c1ca3 100644 > --- a/tools/testing/selftests/kvm/aarch64/psci_test.c > +++ b/tools/testing/selftests/kvm/aarch64/psci_test.c > @@ -10,9 +10,6 @@ > * - A test for KVM's handling of PSCI SYSTEM_SUSPEND and the associated > * KVM_SYSTEM_EVENT_SUSPEND UAPI. > */ > - > -#define _GNU_SOURCE > - > #include > > #include "kvm_util.h" > diff --git a/tools/testing/selftests/kvm/aarch64/vgic_init.c b/tools/testing/selftests/kvm/aarch64/vgic_init.c > index ca917c71ff60..b3b5fb0ff0a9 100644 > --- a/tools/testing/selftests/kvm/aarch64/vgic_init.c > +++ b/tools/testing/selftests/kvm/aarch64/vgic_init.c > @@ -4,7 +4,6 @@ > * > * Copyright (C) 2020, Red Hat, Inc. > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/arch_timer.c b/tools/testing/selftests/kvm/arch_timer.c > index ae1f1a6d8312..fcebd8d81ce4 100644 > --- a/tools/testing/selftests/kvm/arch_timer.c > +++ b/tools/testing/selftests/kvm/arch_timer.c > @@ -19,9 +19,6 @@ > * > * Copyright (c) 2021, Google LLC. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/demand_paging_test.c b/tools/testing/selftests/kvm/demand_paging_test.c > index bf3609f71854..0c4d3b6afbf8 100644 > --- a/tools/testing/selftests/kvm/demand_paging_test.c > +++ b/tools/testing/selftests/kvm/demand_paging_test.c > @@ -6,9 +6,6 @@ > * Copyright (C) 2018, Red Hat, Inc. > * Copyright (C) 2019, Google, Inc. > */ > - > -#define _GNU_SOURCE /* for pipe2 */ > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/dirty_log_test.c b/tools/testing/selftests/kvm/dirty_log_test.c > index eaad5b20854c..bf1ebc29f22a 100644 > --- a/tools/testing/selftests/kvm/dirty_log_test.c > +++ b/tools/testing/selftests/kvm/dirty_log_test.c > @@ -4,9 +4,6 @@ > * > * Copyright (C) 2018, Red Hat, Inc. > */ > - > -#define _GNU_SOURCE /* for program_invocation_name */ > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/guest_memfd_test.c b/tools/testing/selftests/kvm/guest_memfd_test.c > index 92eae206baa6..309fe84b84ad 100644 > --- a/tools/testing/selftests/kvm/guest_memfd_test.c > +++ b/tools/testing/selftests/kvm/guest_memfd_test.c > @@ -4,8 +4,6 @@ > * > * Author: Chao Peng > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/hardware_disable_test.c b/tools/testing/selftests/kvm/hardware_disable_test.c > index decc521fc760..bce73bcb973c 100644 > --- a/tools/testing/selftests/kvm/hardware_disable_test.c > +++ b/tools/testing/selftests/kvm/hardware_disable_test.c > @@ -4,9 +4,6 @@ > * kvm_arch_hardware_disable is called and it attempts to unregister the user > * return notifiers. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/include/userfaultfd_util.h b/tools/testing/selftests/kvm/include/userfaultfd_util.h > index 877449c34592..a9d97c213584 100644 > --- a/tools/testing/selftests/kvm/include/userfaultfd_util.h > +++ b/tools/testing/selftests/kvm/include/userfaultfd_util.h > @@ -5,9 +5,6 @@ > * Copyright (C) 2018, Red Hat, Inc. > * Copyright (C) 2019-2022 Google LLC > */ > - > -#define _GNU_SOURCE /* for pipe2 */ > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/kvm_binary_stats_test.c b/tools/testing/selftests/kvm/kvm_binary_stats_test.c > index 698c1cfa3111..f02355c3c4c2 100644 > --- a/tools/testing/selftests/kvm/kvm_binary_stats_test.c > +++ b/tools/testing/selftests/kvm/kvm_binary_stats_test.c > @@ -6,8 +6,6 @@ > * > * Test the fd-based interface for KVM statistics. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/kvm_create_max_vcpus.c b/tools/testing/selftests/kvm/kvm_create_max_vcpus.c > index b9e23265e4b3..c78f34699f73 100644 > --- a/tools/testing/selftests/kvm/kvm_create_max_vcpus.c > +++ b/tools/testing/selftests/kvm/kvm_create_max_vcpus.c > @@ -6,8 +6,6 @@ > * > * Test for KVM_CAP_MAX_VCPUS and KVM_CAP_MAX_VCPU_ID. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/kvm_page_table_test.c b/tools/testing/selftests/kvm/kvm_page_table_test.c > index e0ba97ac1c56..7759c685086b 100644 > --- a/tools/testing/selftests/kvm/kvm_page_table_test.c > +++ b/tools/testing/selftests/kvm/kvm_page_table_test.c > @@ -8,9 +8,6 @@ > * page size have been pre-allocated on your system, if you are planning to > * use hugepages to back the guest memory for testing. > */ > - > -#define _GNU_SOURCE /* for program_invocation_name */ > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/lib/assert.c b/tools/testing/selftests/kvm/lib/assert.c > index 2bd25b191d15..b49690658c60 100644 > --- a/tools/testing/selftests/kvm/lib/assert.c > +++ b/tools/testing/selftests/kvm/lib/assert.c > @@ -4,9 +4,6 @@ > * > * Copyright (C) 2018, Google LLC. > */ > - > -#define _GNU_SOURCE /* for getline(3) and strchrnul(3)*/ > - > #include "test_util.h" > > #include > diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c > index b2262b5fad9e..1eaf001d0ad4 100644 > --- a/tools/testing/selftests/kvm/lib/kvm_util.c > +++ b/tools/testing/selftests/kvm/lib/kvm_util.c > @@ -4,8 +4,6 @@ > * > * Copyright (C) 2018, Google LLC. > */ > - > -#define _GNU_SOURCE /* for program_invocation_name */ > #include "test_util.h" > #include "kvm_util.h" > #include "processor.h" > diff --git a/tools/testing/selftests/kvm/lib/memstress.c b/tools/testing/selftests/kvm/lib/memstress.c > index cf2c73971308..555e3932e529 100644 > --- a/tools/testing/selftests/kvm/lib/memstress.c > +++ b/tools/testing/selftests/kvm/lib/memstress.c > @@ -2,8 +2,6 @@ > /* > * Copyright (C) 2020, Google LLC. > */ > -#define _GNU_SOURCE > - > #include > #include > > diff --git a/tools/testing/selftests/kvm/lib/test_util.c b/tools/testing/selftests/kvm/lib/test_util.c > index 5a8f8becb129..8ed0b74ae837 100644 > --- a/tools/testing/selftests/kvm/lib/test_util.c > +++ b/tools/testing/selftests/kvm/lib/test_util.c > @@ -4,8 +4,6 @@ > * > * Copyright (C) 2020, Google LLC. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/lib/userfaultfd_util.c b/tools/testing/selftests/kvm/lib/userfaultfd_util.c > index f4eef6eb2dc2..bd07568a5240 100644 > --- a/tools/testing/selftests/kvm/lib/userfaultfd_util.c > +++ b/tools/testing/selftests/kvm/lib/userfaultfd_util.c > @@ -6,9 +6,6 @@ > * Copyright (C) 2018, Red Hat, Inc. > * Copyright (C) 2019-2022 Google LLC > */ > - > -#define _GNU_SOURCE /* for pipe2 */ > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/lib/x86_64/sev.c b/tools/testing/selftests/kvm/lib/x86_64/sev.c > index e248d3364b9c..e83809febae1 100644 > --- a/tools/testing/selftests/kvm/lib/x86_64/sev.c > +++ b/tools/testing/selftests/kvm/lib/x86_64/sev.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0-only > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > > diff --git a/tools/testing/selftests/kvm/max_guest_memory_test.c b/tools/testing/selftests/kvm/max_guest_memory_test.c > index 1a6da7389bf1..0b9678858b6d 100644 > --- a/tools/testing/selftests/kvm/max_guest_memory_test.c > +++ b/tools/testing/selftests/kvm/max_guest_memory_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/memslot_modification_stress_test.c b/tools/testing/selftests/kvm/memslot_modification_stress_test.c > index 156361966612..05fcf902e067 100644 > --- a/tools/testing/selftests/kvm/memslot_modification_stress_test.c > +++ b/tools/testing/selftests/kvm/memslot_modification_stress_test.c > @@ -6,9 +6,6 @@ > * Copyright (C) 2018, Red Hat, Inc. > * Copyright (C) 2020, Google, Inc. > */ > - > -#define _GNU_SOURCE /* for program_invocation_name */ > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/riscv/arch_timer.c b/tools/testing/selftests/kvm/riscv/arch_timer.c > index 0f9cabd99fd4..4b5004ef9c6b 100644 > --- a/tools/testing/selftests/kvm/riscv/arch_timer.c > +++ b/tools/testing/selftests/kvm/riscv/arch_timer.c > @@ -7,9 +7,6 @@ > * > * Copyright (c) 2024, Intel Corporation. > */ > - > -#define _GNU_SOURCE > - > #include "arch_timer.h" > #include "kvm_util.h" > #include "processor.h" > diff --git a/tools/testing/selftests/kvm/rseq_test.c b/tools/testing/selftests/kvm/rseq_test.c > index 28f97fb52044..b3536400f9ac 100644 > --- a/tools/testing/selftests/kvm/rseq_test.c > +++ b/tools/testing/selftests/kvm/rseq_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0-only > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/s390x/cmma_test.c b/tools/testing/selftests/kvm/s390x/cmma_test.c > index 626a2b8a2037..84ba79c42ab1 100644 > --- a/tools/testing/selftests/kvm/s390x/cmma_test.c > +++ b/tools/testing/selftests/kvm/s390x/cmma_test.c > @@ -7,8 +7,6 @@ > * Authors: > * Nico Boehr > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/s390x/sync_regs_test.c b/tools/testing/selftests/kvm/s390x/sync_regs_test.c > index 43fb25ddc3ec..53def355ccba 100644 > --- a/tools/testing/selftests/kvm/s390x/sync_regs_test.c > +++ b/tools/testing/selftests/kvm/s390x/sync_regs_test.c > @@ -10,8 +10,6 @@ > * > * Test expected behavior of the KVM_CAP_SYNC_REGS functionality. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/set_memory_region_test.c b/tools/testing/selftests/kvm/set_memory_region_test.c > index bd57d991e27d..214ff84f6fdb 100644 > --- a/tools/testing/selftests/kvm/set_memory_region_test.c > +++ b/tools/testing/selftests/kvm/set_memory_region_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/steal_time.c b/tools/testing/selftests/kvm/steal_time.c > index bae0c5026f82..e9231387c589 100644 > --- a/tools/testing/selftests/kvm/steal_time.c > +++ b/tools/testing/selftests/kvm/steal_time.c > @@ -4,7 +4,6 @@ > * > * Copyright (C) 2020, Red Hat, Inc. > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/amx_test.c b/tools/testing/selftests/kvm/x86_64/amx_test.c > index eae521f050e0..8e5713e36d4b 100644 > --- a/tools/testing/selftests/kvm/x86_64/amx_test.c > +++ b/tools/testing/selftests/kvm/x86_64/amx_test.c > @@ -6,8 +6,6 @@ > * > * Tests for amx #NM exception and save/restore. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/exit_on_emulation_failure_test.c b/tools/testing/selftests/kvm/x86_64/exit_on_emulation_failure_test.c > index 6c2e5e0ceb1f..9c21b6bccc38 100644 > --- a/tools/testing/selftests/kvm/x86_64/exit_on_emulation_failure_test.c > +++ b/tools/testing/selftests/kvm/x86_64/exit_on_emulation_failure_test.c > @@ -4,9 +4,6 @@ > * > * Test for KVM_CAP_EXIT_ON_EMULATION_FAILURE. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > - > #include "flds_emulation.h" > > #include "test_util.h" > diff --git a/tools/testing/selftests/kvm/x86_64/hwcr_msr_test.c b/tools/testing/selftests/kvm/x86_64/hwcr_msr_test.c > index df351ae17029..10b1b0ba374e 100644 > --- a/tools/testing/selftests/kvm/x86_64/hwcr_msr_test.c > +++ b/tools/testing/selftests/kvm/x86_64/hwcr_msr_test.c > @@ -2,8 +2,6 @@ > /* > * Copyright (C) 2023, Google LLC. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > > #include "test_util.h" > diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c > index 5c27efbf405e..4f5881d4ef66 100644 > --- a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c > +++ b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c > @@ -7,8 +7,6 @@ > * This work is licensed under the terms of the GNU GPL, version 2. > * > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_evmcs.c b/tools/testing/selftests/kvm/x86_64/hyperv_evmcs.c > index 4c7257ecd2a6..4f3f3a9b038b 100644 > --- a/tools/testing/selftests/kvm/x86_64/hyperv_evmcs.c > +++ b/tools/testing/selftests/kvm/x86_64/hyperv_evmcs.c > @@ -4,7 +4,6 @@ > * > * Tests for Enlightened VMCS, including nested guest state. > */ > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_ipi.c b/tools/testing/selftests/kvm/x86_64/hyperv_ipi.c > index f1617762c22f..8206f5ef42dd 100644 > --- a/tools/testing/selftests/kvm/x86_64/hyperv_ipi.c > +++ b/tools/testing/selftests/kvm/x86_64/hyperv_ipi.c > @@ -5,8 +5,6 @@ > * Copyright (C) 2022, Red Hat, Inc. > * > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > > diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_svm_test.c b/tools/testing/selftests/kvm/x86_64/hyperv_svm_test.c > index c9b18707edc0..b987a3d79715 100644 > --- a/tools/testing/selftests/kvm/x86_64/hyperv_svm_test.c > +++ b/tools/testing/selftests/kvm/x86_64/hyperv_svm_test.c > @@ -4,7 +4,6 @@ > * > * Tests for Hyper-V extensions to SVM. > */ > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_tlb_flush.c b/tools/testing/selftests/kvm/x86_64/hyperv_tlb_flush.c > index 05b56095cf76..077cd0ec3040 100644 > --- a/tools/testing/selftests/kvm/x86_64/hyperv_tlb_flush.c > +++ b/tools/testing/selftests/kvm/x86_64/hyperv_tlb_flush.c > @@ -5,8 +5,6 @@ > * Copyright (C) 2022, Red Hat, Inc. > * > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c b/tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c > index 3670331adf21..3eb0313ffa39 100644 > --- a/tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c > +++ b/tools/testing/selftests/kvm/x86_64/nested_exceptions_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0-only > -#define _GNU_SOURCE /* for program_invocation_short_name */ > - > #include "test_util.h" > #include "kvm_util.h" > #include "processor.h" > diff --git a/tools/testing/selftests/kvm/x86_64/nx_huge_pages_test.c b/tools/testing/selftests/kvm/x86_64/nx_huge_pages_test.c > index 17bbb96fc4df..e7efb2b35f8b 100644 > --- a/tools/testing/selftests/kvm/x86_64/nx_huge_pages_test.c > +++ b/tools/testing/selftests/kvm/x86_64/nx_huge_pages_test.c > @@ -5,9 +5,6 @@ > * > * Copyright (C) 2022, Google LLC. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/platform_info_test.c b/tools/testing/selftests/kvm/x86_64/platform_info_test.c > index 87011965dc41..2165b1ad8b38 100644 > --- a/tools/testing/selftests/kvm/x86_64/platform_info_test.c > +++ b/tools/testing/selftests/kvm/x86_64/platform_info_test.c > @@ -9,8 +9,6 @@ > * Verifies expected behavior of controlling guest access to > * MSR_PLATFORM_INFO. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/pmu_counters_test.c b/tools/testing/selftests/kvm/x86_64/pmu_counters_test.c > index 26c85815f7e9..77f14138594e 100644 > --- a/tools/testing/selftests/kvm/x86_64/pmu_counters_test.c > +++ b/tools/testing/selftests/kvm/x86_64/pmu_counters_test.c > @@ -2,8 +2,6 @@ > /* > * Copyright (C) 2023, Tencent, Inc. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > > #include "pmu.h" > diff --git a/tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c b/tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c > index 3c85d1ae9893..5ce53b8c46e0 100644 > --- a/tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c > +++ b/tools/testing/selftests/kvm/x86_64/pmu_event_filter_test.c > @@ -9,9 +9,6 @@ > * Verifies the expected behavior of allow lists and deny lists for > * virtual PMU events. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > - > #include "kvm_util.h" > #include "pmu.h" > #include "processor.h" > diff --git a/tools/testing/selftests/kvm/x86_64/private_mem_conversions_test.c b/tools/testing/selftests/kvm/x86_64/private_mem_conversions_test.c > index e0f642d2a3c4..82a8d88b5338 100644 > --- a/tools/testing/selftests/kvm/x86_64/private_mem_conversions_test.c > +++ b/tools/testing/selftests/kvm/x86_64/private_mem_conversions_test.c > @@ -2,7 +2,6 @@ > /* > * Copyright (C) 2022, Google LLC. > */ > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c b/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c > index 366cf18600bc..d691d86e5bc3 100644 > --- a/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c > +++ b/tools/testing/selftests/kvm/x86_64/set_boot_cpu_id.c > @@ -4,7 +4,6 @@ > * > * Copyright (C) 2020, Red Hat, Inc. > */ > -#define _GNU_SOURCE /* for program_invocation_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/set_sregs_test.c b/tools/testing/selftests/kvm/x86_64/set_sregs_test.c > index 3610981d9162..c021c0795a96 100644 > --- a/tools/testing/selftests/kvm/x86_64/set_sregs_test.c > +++ b/tools/testing/selftests/kvm/x86_64/set_sregs_test.c > @@ -10,7 +10,6 @@ > * That bug allowed a user-mode program that called the KVM_SET_SREGS > * ioctl to put a VCPU's local APIC into an invalid state. > */ > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/smaller_maxphyaddr_emulation_test.c b/tools/testing/selftests/kvm/x86_64/smaller_maxphyaddr_emulation_test.c > index 416207c38a17..362be40fc00d 100644 > --- a/tools/testing/selftests/kvm/x86_64/smaller_maxphyaddr_emulation_test.c > +++ b/tools/testing/selftests/kvm/x86_64/smaller_maxphyaddr_emulation_test.c > @@ -5,9 +5,6 @@ > * Test that KVM emulates instructions in response to EPT violations when > * allow_smaller_maxphyaddr is enabled and guest.MAXPHYADDR < host.MAXPHYADDR. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > - > #include "flds_emulation.h" > > #include "test_util.h" > diff --git a/tools/testing/selftests/kvm/x86_64/smm_test.c b/tools/testing/selftests/kvm/x86_64/smm_test.c > index e18b86666e1f..55c88d664a94 100644 > --- a/tools/testing/selftests/kvm/x86_64/smm_test.c > +++ b/tools/testing/selftests/kvm/x86_64/smm_test.c > @@ -4,7 +4,6 @@ > * > * Tests for SMM. > */ > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/state_test.c b/tools/testing/selftests/kvm/x86_64/state_test.c > index 88b58aab7207..1c756db329e5 100644 > --- a/tools/testing/selftests/kvm/x86_64/state_test.c > +++ b/tools/testing/selftests/kvm/x86_64/state_test.c > @@ -6,7 +6,6 @@ > * > * Tests for vCPU state save/restore, including nested guest state. > */ > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/sync_regs_test.c b/tools/testing/selftests/kvm/x86_64/sync_regs_test.c > index adb5593daf48..8fa3948b0170 100644 > --- a/tools/testing/selftests/kvm/x86_64/sync_regs_test.c > +++ b/tools/testing/selftests/kvm/x86_64/sync_regs_test.c > @@ -8,8 +8,6 @@ > * including requesting an invalid register set, updates to/from values > * in kvm_run.s.regs when kvm_valid_regs and kvm_dirty_regs are toggled. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c b/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c > index dcbb3c29fb8e..abe71946941f 100644 > --- a/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c > +++ b/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c > @@ -17,8 +17,6 @@ > * delivered into the guest or not. > * > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/userspace_msr_exit_test.c b/tools/testing/selftests/kvm/x86_64/userspace_msr_exit_test.c > index f4f61a2d2464..53afbea4df88 100644 > --- a/tools/testing/selftests/kvm/x86_64/userspace_msr_exit_test.c > +++ b/tools/testing/selftests/kvm/x86_64/userspace_msr_exit_test.c > @@ -4,8 +4,6 @@ > * > * Tests for exiting into userspace on registered MSRs > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > > #include "kvm_test_harness.h" > diff --git a/tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c b/tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c > index 977948fd52e6..fa512d033205 100644 > --- a/tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c > +++ b/tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c > @@ -4,9 +4,6 @@ > * > * Copyright (C) 2018, Red Hat, Inc. > */ > - > -#define _GNU_SOURCE /* for program_invocation_name */ > - > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c b/tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c > index ea0cb3cae0f7..3b93f262b797 100644 > --- a/tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c > +++ b/tools/testing/selftests/kvm/x86_64/vmx_pmu_caps_test.c > @@ -10,7 +10,6 @@ > * and check it can be retrieved with KVM_GET_MSR, also test > * the invalid LBR formats are rejected. > */ > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > > #include > diff --git a/tools/testing/selftests/kvm/x86_64/vmx_preemption_timer_test.c b/tools/testing/selftests/kvm/x86_64/vmx_preemption_timer_test.c > index affc32800158..00dd2ac07a61 100644 > --- a/tools/testing/selftests/kvm/x86_64/vmx_preemption_timer_test.c > +++ b/tools/testing/selftests/kvm/x86_64/vmx_preemption_timer_test.c > @@ -9,7 +9,6 @@ > * value instead of partially decayed timer value > * > */ > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/xapic_ipi_test.c b/tools/testing/selftests/kvm/x86_64/xapic_ipi_test.c > index 725c206ba0b9..c78e5f755116 100644 > --- a/tools/testing/selftests/kvm/x86_64/xapic_ipi_test.c > +++ b/tools/testing/selftests/kvm/x86_64/xapic_ipi_test.c > @@ -19,8 +19,6 @@ > * Migration is a command line option. When used on non-numa machines will > * exit with error. Test is still usefull on non-numa for testing IPIs. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/xapic_state_test.c b/tools/testing/selftests/kvm/x86_64/xapic_state_test.c > index ab75b873a4ad..69849acd95b0 100644 > --- a/tools/testing/selftests/kvm/x86_64/xapic_state_test.c > +++ b/tools/testing/selftests/kvm/x86_64/xapic_state_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0-only > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > #include > #include > diff --git a/tools/testing/selftests/kvm/x86_64/xss_msr_test.c b/tools/testing/selftests/kvm/x86_64/xss_msr_test.c > index 167c97abff1b..f331a4e9bae3 100644 > --- a/tools/testing/selftests/kvm/x86_64/xss_msr_test.c > +++ b/tools/testing/selftests/kvm/x86_64/xss_msr_test.c > @@ -4,8 +4,6 @@ > * > * Tests for the IA32_XSS MSR. > */ > - > -#define _GNU_SOURCE /* for program_invocation_short_name */ > #include > > #include "test_util.h" > diff --git a/tools/testing/selftests/landlock/base_test.c b/tools/testing/selftests/landlock/base_test.c > index a6f89aaea77d..bdb3955a9452 100644 > --- a/tools/testing/selftests/landlock/base_test.c > +++ b/tools/testing/selftests/landlock/base_test.c > @@ -5,8 +5,6 @@ > * Copyright © 2017-2020 Mickaël Salaün > * Copyright © 2019-2020 ANSSI > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/landlock/fs_test.c b/tools/testing/selftests/landlock/fs_test.c > index 9a6036fbf289..acec1c82c8b4 100644 > --- a/tools/testing/selftests/landlock/fs_test.c > +++ b/tools/testing/selftests/landlock/fs_test.c > @@ -6,8 +6,6 @@ > * Copyright © 2020 ANSSI > * Copyright © 2020-2022 Microsoft Corporation > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/landlock/net_test.c b/tools/testing/selftests/landlock/net_test.c > index f21cfbbc3638..eed040adcbac 100644 > --- a/tools/testing/selftests/landlock/net_test.c > +++ b/tools/testing/selftests/landlock/net_test.c > @@ -5,8 +5,6 @@ > * Copyright © 2022-2023 Huawei Tech. Co., Ltd. > * Copyright © 2023 Microsoft Corporation > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/landlock/ptrace_test.c b/tools/testing/selftests/landlock/ptrace_test.c > index a19db4d0b3bd..c831e6d03b02 100644 > --- a/tools/testing/selftests/landlock/ptrace_test.c > +++ b/tools/testing/selftests/landlock/ptrace_test.c > @@ -5,8 +5,6 @@ > * Copyright © 2017-2020 Mickaël Salaün > * Copyright © 2019-2020 ANSSI > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/lsm/common.c b/tools/testing/selftests/lsm/common.c > index 9ad258912646..1b18aac570f1 100644 > --- a/tools/testing/selftests/lsm/common.c > +++ b/tools/testing/selftests/lsm/common.c > @@ -4,8 +4,6 @@ > * > * Copyright © 2023 Casey Schaufler > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/lsm/lsm_get_self_attr_test.c b/tools/testing/selftests/lsm/lsm_get_self_attr_test.c > index df215e4aa63f..7465bde3f922 100644 > --- a/tools/testing/selftests/lsm/lsm_get_self_attr_test.c > +++ b/tools/testing/selftests/lsm/lsm_get_self_attr_test.c > @@ -5,8 +5,6 @@ > * > * Copyright © 2022 Casey Schaufler > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/lsm/lsm_list_modules_test.c b/tools/testing/selftests/lsm/lsm_list_modules_test.c > index 06d24d4679a6..a6b44e25c21f 100644 > --- a/tools/testing/selftests/lsm/lsm_list_modules_test.c > +++ b/tools/testing/selftests/lsm/lsm_list_modules_test.c > @@ -5,8 +5,6 @@ > * > * Copyright © 2022 Casey Schaufler > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/lsm/lsm_set_self_attr_test.c b/tools/testing/selftests/lsm/lsm_set_self_attr_test.c > index 66dec47e3ca3..110c6a07e74c 100644 > --- a/tools/testing/selftests/lsm/lsm_set_self_attr_test.c > +++ b/tools/testing/selftests/lsm/lsm_set_self_attr_test.c > @@ -5,8 +5,6 @@ > * > * Copyright © 2022 Casey Schaufler > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/membarrier/membarrier_test_impl.h b/tools/testing/selftests/membarrier/membarrier_test_impl.h > index af89855adb7b..a8a60b6271a5 100644 > --- a/tools/testing/selftests/membarrier/membarrier_test_impl.h > +++ b/tools/testing/selftests/membarrier/membarrier_test_impl.h > @@ -1,5 +1,4 @@ > /* SPDX-License-Identifier: GPL-2.0 */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/membarrier/membarrier_test_multi_thread.c b/tools/testing/selftests/membarrier/membarrier_test_multi_thread.c > index a9cc17facfb3..b4651e2ade00 100644 > --- a/tools/testing/selftests/membarrier/membarrier_test_multi_thread.c > +++ b/tools/testing/selftests/membarrier/membarrier_test_multi_thread.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/membarrier/membarrier_test_single_thread.c b/tools/testing/selftests/membarrier/membarrier_test_single_thread.c > index 4cdc8b1d124c..17ae5199b916 100644 > --- a/tools/testing/selftests/membarrier/membarrier_test_single_thread.c > +++ b/tools/testing/selftests/membarrier/membarrier_test_single_thread.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/memfd/common.c b/tools/testing/selftests/memfd/common.c > index 8eb3d75f6e60..879d4f4c66fa 100644 > --- a/tools/testing/selftests/memfd/common.c > +++ b/tools/testing/selftests/memfd/common.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #define __EXPORTED_HEADERS__ > > #include > diff --git a/tools/testing/selftests/memfd/fuse_test.c b/tools/testing/selftests/memfd/fuse_test.c > index 93798c8c5d54..15bc189bf831 100644 > --- a/tools/testing/selftests/memfd/fuse_test.c > +++ b/tools/testing/selftests/memfd/fuse_test.c > @@ -12,8 +12,6 @@ > * the read() syscall with our memory-mapped memfd object as receive buffer to > * force the kernel to write into our memfd object. > */ > - > -#define _GNU_SOURCE > #define __EXPORTED_HEADERS__ > > #include > diff --git a/tools/testing/selftests/memfd/memfd_test.c b/tools/testing/selftests/memfd/memfd_test.c > index 18f585684e20..5172c27a8748 100644 > --- a/tools/testing/selftests/memfd/memfd_test.c > +++ b/tools/testing/selftests/memfd/memfd_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #define __EXPORTED_HEADERS__ > > #include > diff --git a/tools/testing/selftests/mm/cow.c b/tools/testing/selftests/mm/cow.c > index 363bf5f801be..6f1a36d51f19 100644 > --- a/tools/testing/selftests/mm/cow.c > +++ b/tools/testing/selftests/mm/cow.c > @@ -6,7 +6,6 @@ > * > * Author(s): David Hildenbrand > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/gup_longterm.c b/tools/testing/selftests/mm/gup_longterm.c > index ad168d35b23b..3bfd5a630081 100644 > --- a/tools/testing/selftests/mm/gup_longterm.c > +++ b/tools/testing/selftests/mm/gup_longterm.c > @@ -6,7 +6,6 @@ > * > * Author(s): David Hildenbrand > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/hugepage-mmap.c b/tools/testing/selftests/mm/hugepage-mmap.c > index 267eea2e0e0b..edb46888222f 100644 > --- a/tools/testing/selftests/mm/hugepage-mmap.c > +++ b/tools/testing/selftests/mm/hugepage-mmap.c > @@ -16,7 +16,6 @@ > * range. > * Other architectures, such as ppc64, i386 or x86_64 are not so constrained. > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/hugepage-mremap.c b/tools/testing/selftests/mm/hugepage-mremap.c > index c463d1c09c9b..8e22822bb754 100644 > --- a/tools/testing/selftests/mm/hugepage-mremap.c > +++ b/tools/testing/selftests/mm/hugepage-mremap.c > @@ -11,8 +11,6 @@ > * To make sure the test triggers pmd sharing and goes through the 'unshare' > * path in the mremap code use 1GB (1024) or more. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/hugetlb-madvise.c b/tools/testing/selftests/mm/hugetlb-madvise.c > index e74107185324..70c40c67bc5d 100644 > --- a/tools/testing/selftests/mm/hugetlb-madvise.c > +++ b/tools/testing/selftests/mm/hugetlb-madvise.c > @@ -11,8 +11,6 @@ > * filesystem. Therefore, a hugetlbfs filesystem must be mounted on some > * directory. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/hugetlb-read-hwpoison.c b/tools/testing/selftests/mm/hugetlb-read-hwpoison.c > index ba6cc6f9cabc..6b8b41b4f754 100644 > --- a/tools/testing/selftests/mm/hugetlb-read-hwpoison.c > +++ b/tools/testing/selftests/mm/hugetlb-read-hwpoison.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/khugepaged.c b/tools/testing/selftests/mm/khugepaged.c > index 829320a519e7..d18bf400dae6 100644 > --- a/tools/testing/selftests/mm/khugepaged.c > +++ b/tools/testing/selftests/mm/khugepaged.c > @@ -1,4 +1,3 @@ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/ksm_functional_tests.c b/tools/testing/selftests/mm/ksm_functional_tests.c > index d615767e396b..1deae905c42e 100644 > --- a/tools/testing/selftests/mm/ksm_functional_tests.c > +++ b/tools/testing/selftests/mm/ksm_functional_tests.c > @@ -6,7 +6,6 @@ > * > * Author(s): David Hildenbrand > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/madv_populate.c b/tools/testing/selftests/mm/madv_populate.c > index 17bcb07f19f3..d19ad13ffd7e 100644 > --- a/tools/testing/selftests/mm/madv_populate.c > +++ b/tools/testing/selftests/mm/madv_populate.c > @@ -6,7 +6,6 @@ > * > * Author(s): David Hildenbrand > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/map_populate.c b/tools/testing/selftests/mm/map_populate.c > index 5c8a53869b1b..ff4d4079bd0e 100644 > --- a/tools/testing/selftests/mm/map_populate.c > +++ b/tools/testing/selftests/mm/map_populate.c > @@ -4,8 +4,6 @@ > * > * MAP_POPULATE | MAP_PRIVATE should COW VMA pages. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/mdwe_test.c b/tools/testing/selftests/mm/mdwe_test.c > index 1e01d3ddc11c..200bedcdc32e 100644 > --- a/tools/testing/selftests/mm/mdwe_test.c > +++ b/tools/testing/selftests/mm/mdwe_test.c > @@ -7,7 +7,6 @@ > #include > #include > > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/memfd_secret.c b/tools/testing/selftests/mm/memfd_secret.c > index 9b298f6a04b3..750adede2816 100644 > --- a/tools/testing/selftests/mm/memfd_secret.c > +++ b/tools/testing/selftests/mm/memfd_secret.c > @@ -4,8 +4,6 @@ > * > * Author: Mike Rapoport > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/mlock2-tests.c b/tools/testing/selftests/mm/mlock2-tests.c > index 26f744188ad0..42574290d728 100644 > --- a/tools/testing/selftests/mm/mlock2-tests.c > +++ b/tools/testing/selftests/mm/mlock2-tests.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/mrelease_test.c b/tools/testing/selftests/mm/mrelease_test.c > index 100370a7111d..d78bf686e99f 100644 > --- a/tools/testing/selftests/mm/mrelease_test.c > +++ b/tools/testing/selftests/mm/mrelease_test.c > @@ -2,7 +2,6 @@ > /* > * Copyright 2022 Google LLC > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/mremap_dontunmap.c b/tools/testing/selftests/mm/mremap_dontunmap.c > index 1d75084b9ca5..934fa6b441b2 100644 > --- a/tools/testing/selftests/mm/mremap_dontunmap.c > +++ b/tools/testing/selftests/mm/mremap_dontunmap.c > @@ -5,7 +5,6 @@ > * > * Copyright 2020, Brian Geffon > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/mremap_test.c b/tools/testing/selftests/mm/mremap_test.c > index 2f8b991f78cb..e057154630e0 100644 > --- a/tools/testing/selftests/mm/mremap_test.c > +++ b/tools/testing/selftests/mm/mremap_test.c > @@ -2,8 +2,6 @@ > /* > * Copyright 2020 Google LLC > */ > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/mm/pagemap_ioctl.c b/tools/testing/selftests/mm/pagemap_ioctl.c > index d59517ed3d48..2a18b5d276f0 100644 > --- a/tools/testing/selftests/mm/pagemap_ioctl.c > +++ b/tools/testing/selftests/mm/pagemap_ioctl.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/pkey-helpers.h b/tools/testing/selftests/mm/pkey-helpers.h > index 1af3156a9db8..37d6b01ce90a 100644 > --- a/tools/testing/selftests/mm/pkey-helpers.h > +++ b/tools/testing/selftests/mm/pkey-helpers.h > @@ -1,7 +1,6 @@ > /* SPDX-License-Identifier: GPL-2.0 */ > #ifndef _PKEYS_HELPER_H > #define _PKEYS_HELPER_H > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/protection_keys.c b/tools/testing/selftests/mm/protection_keys.c > index 48dc151f8fca..9f7de92caeda 100644 > --- a/tools/testing/selftests/mm/protection_keys.c > +++ b/tools/testing/selftests/mm/protection_keys.c > @@ -21,7 +21,6 @@ > * gcc -mxsave -o protection_keys -O2 -g -std=gnu99 -pthread -Wall protection_keys.c -lrt -ldl -lm > * gcc -mxsave -m32 -o protection_keys_32 -O2 -g -std=gnu99 -pthread -Wall protection_keys.c -lrt -ldl -lm > */ > -#define _GNU_SOURCE > #define __SANE_USERSPACE_TYPES__ > #include > #include > diff --git a/tools/testing/selftests/mm/split_huge_page_test.c b/tools/testing/selftests/mm/split_huge_page_test.c > index d3c7f5fb3e7b..ae6ac950d7a1 100644 > --- a/tools/testing/selftests/mm/split_huge_page_test.c > +++ b/tools/testing/selftests/mm/split_huge_page_test.c > @@ -3,8 +3,6 @@ > * A test of splitting PMD THPs and PTE-mapped THPs from a specified virtual > * address range in a process via /split_huge_pages interface. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mm/thuge-gen.c b/tools/testing/selftests/mm/thuge-gen.c > index ea7fd8fe2876..28a5c31bd791 100644 > --- a/tools/testing/selftests/mm/thuge-gen.c > +++ b/tools/testing/selftests/mm/thuge-gen.c > @@ -12,8 +12,6 @@ > ipcrm -m by hand, like this > sudo ipcs | awk '$1 == "0x00000000" {print $2}' | xargs -n1 sudo ipcrm -m > (warning this will remove all if someone else uses them) */ > - > -#define _GNU_SOURCE 1 > #include > #include > #include > diff --git a/tools/testing/selftests/mm/uffd-common.h b/tools/testing/selftests/mm/uffd-common.h > index cc5629c3d2aa..abb44319264a 100644 > --- a/tools/testing/selftests/mm/uffd-common.h > +++ b/tools/testing/selftests/mm/uffd-common.h > @@ -7,7 +7,6 @@ > #ifndef __UFFD_COMMON_H__ > #define __UFFD_COMMON_H__ > > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/mount_setattr/mount_setattr_test.c b/tools/testing/selftests/mount_setattr/mount_setattr_test.c > index c6a8c732b802..d894417134b6 100644 > --- a/tools/testing/selftests/mount_setattr/mount_setattr_test.c > +++ b/tools/testing/selftests/mount_setattr/mount_setattr_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/move_mount_set_group/move_mount_set_group_test.c b/tools/testing/selftests/move_mount_set_group/move_mount_set_group_test.c > index bcf51d785a37..bd975670f61d 100644 > --- a/tools/testing/selftests/move_mount_set_group/move_mount_set_group_test.c > +++ b/tools/testing/selftests/move_mount_set_group/move_mount_set_group_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/net/af_unix/diag_uid.c b/tools/testing/selftests/net/af_unix/diag_uid.c > index 79a3dd75590e..279d0c5f70d3 100644 > --- a/tools/testing/selftests/net/af_unix/diag_uid.c > +++ b/tools/testing/selftests/net/af_unix/diag_uid.c > @@ -1,7 +1,5 @@ > // SPDX-License-Identifier: GPL-2.0 > /* Copyright Amazon.com Inc. or its affiliates. */ > - > -#define _GNU_SOURCE > #include > > #include > diff --git a/tools/testing/selftests/net/af_unix/scm_pidfd.c b/tools/testing/selftests/net/af_unix/scm_pidfd.c > index 7e534594167e..2986b8cd0418 100644 > --- a/tools/testing/selftests/net/af_unix/scm_pidfd.c > +++ b/tools/testing/selftests/net/af_unix/scm_pidfd.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 OR MIT > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/net/af_unix/unix_connect.c b/tools/testing/selftests/net/af_unix/unix_connect.c > index d799fd8f5c7c..34e816862cc7 100644 > --- a/tools/testing/selftests/net/af_unix/unix_connect.c > +++ b/tools/testing/selftests/net/af_unix/unix_connect.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > > #include > diff --git a/tools/testing/selftests/net/csum.c b/tools/testing/selftests/net/csum.c > index 90eb06fefa59..8262aa862331 100644 > --- a/tools/testing/selftests/net/csum.c > +++ b/tools/testing/selftests/net/csum.c > @@ -58,9 +58,6 @@ > * different seed for each run (and logs this for reproducibility). It > * is advised to enable this for extra coverage in continuous testing. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/gro.c b/tools/testing/selftests/net/gro.c > index 353e1e867fbb..f5d7032e6466 100644 > --- a/tools/testing/selftests/net/gro.c > +++ b/tools/testing/selftests/net/gro.c > @@ -34,9 +34,6 @@ > * flakiness is to be expected. > * > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/ip_defrag.c b/tools/testing/selftests/net/ip_defrag.c > index f9ed749fd8c7..80c9e567a3d8 100644 > --- a/tools/testing/selftests/net/ip_defrag.c > +++ b/tools/testing/selftests/net/ip_defrag.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/ipsec.c b/tools/testing/selftests/net/ipsec.c > index be4a30a0d02a..04aa06d26b09 100644 > --- a/tools/testing/selftests/net/ipsec.c > +++ b/tools/testing/selftests/net/ipsec.c > @@ -3,9 +3,6 @@ > * ipsec.c - Check xfrm on veth inside a net-ns. > * Copyright (c) 2018 Dmitry Safonov > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/ipv6_flowlabel.c b/tools/testing/selftests/net/ipv6_flowlabel.c > index 708a9822259d..b7e0c3c02e20 100644 > --- a/tools/testing/selftests/net/ipv6_flowlabel.c > +++ b/tools/testing/selftests/net/ipv6_flowlabel.c > @@ -1,8 +1,5 @@ > // SPDX-License-Identifier: GPL-2.0 > /* Test IPV6_FLOWINFO cmsg on send and recv */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/ipv6_flowlabel_mgr.c b/tools/testing/selftests/net/ipv6_flowlabel_mgr.c > index af95b48acea9..ebd219ba386e 100644 > --- a/tools/testing/selftests/net/ipv6_flowlabel_mgr.c > +++ b/tools/testing/selftests/net/ipv6_flowlabel_mgr.c > @@ -1,8 +1,5 @@ > // SPDX-License-Identifier: GPL-2.0 > /* Test IPV6_FLOWINFO_MGR */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/mptcp/mptcp_connect.c b/tools/testing/selftests/net/mptcp/mptcp_connect.c > index d2043ec3bf6d..ea93030ed3ec 100644 > --- a/tools/testing/selftests/net/mptcp/mptcp_connect.c > +++ b/tools/testing/selftests/net/mptcp/mptcp_connect.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/mptcp/mptcp_inq.c b/tools/testing/selftests/net/mptcp/mptcp_inq.c > index 218aac467321..c5bf873d76c2 100644 > --- a/tools/testing/selftests/net/mptcp/mptcp_inq.c > +++ b/tools/testing/selftests/net/mptcp/mptcp_inq.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/mptcp/mptcp_sockopt.c b/tools/testing/selftests/net/mptcp/mptcp_sockopt.c > index 926b0be87c99..7203ca9900e9 100644 > --- a/tools/testing/selftests/net/mptcp/mptcp_sockopt.c > +++ b/tools/testing/selftests/net/mptcp/mptcp_sockopt.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/msg_zerocopy.c b/tools/testing/selftests/net/msg_zerocopy.c > index bdc03a2097e8..9278bf585c80 100644 > --- a/tools/testing/selftests/net/msg_zerocopy.c > +++ b/tools/testing/selftests/net/msg_zerocopy.c > @@ -24,9 +24,6 @@ > * the kernel queues completions on the error queue for all zerocopy > * transfers. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/nettest.c b/tools/testing/selftests/net/nettest.c > index cd8a58097448..88e1d3b2ddf1 100644 > --- a/tools/testing/selftests/net/nettest.c > +++ b/tools/testing/selftests/net/nettest.c > @@ -3,8 +3,6 @@ > * > * Copyright (c) 2013-2019 David Ahern . All rights reserved. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/net/psock_fanout.c b/tools/testing/selftests/net/psock_fanout.c > index 1a736f700be4..5b2d34440ae9 100644 > --- a/tools/testing/selftests/net/psock_fanout.c > +++ b/tools/testing/selftests/net/psock_fanout.c > @@ -26,9 +26,6 @@ > * Todo: > * - functionality: PACKET_FANOUT_FLAG_DEFRAG > */ > - > -#define _GNU_SOURCE /* for sched_setaffinity */ > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/psock_snd.c b/tools/testing/selftests/net/psock_snd.c > index edf1e6f80d41..2f29b513e18f 100644 > --- a/tools/testing/selftests/net/psock_snd.c > +++ b/tools/testing/selftests/net/psock_snd.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/reuseport_addr_any.c b/tools/testing/selftests/net/reuseport_addr_any.c > index b8475cb29be7..9ee6ece52865 100644 > --- a/tools/testing/selftests/net/reuseport_addr_any.c > +++ b/tools/testing/selftests/net/reuseport_addr_any.c > @@ -3,9 +3,6 @@ > /* Test that sockets listening on a specific address are preferred > * over sockets listening on addr_any. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/reuseport_bpf_cpu.c b/tools/testing/selftests/net/reuseport_bpf_cpu.c > index 2d646174729f..e93e38cfb2a8 100644 > --- a/tools/testing/selftests/net/reuseport_bpf_cpu.c > +++ b/tools/testing/selftests/net/reuseport_bpf_cpu.c > @@ -11,9 +11,6 @@ > * This entire process is done for several different core id permutations > * and for each IPv4/IPv6 and TCP/UDP combination. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/reuseport_bpf_numa.c b/tools/testing/selftests/net/reuseport_bpf_numa.c > index c9ba36aa688e..502fdb9ce770 100644 > --- a/tools/testing/selftests/net/reuseport_bpf_numa.c > +++ b/tools/testing/selftests/net/reuseport_bpf_numa.c > @@ -3,9 +3,6 @@ > * Test functionality of BPF filters with SO_REUSEPORT. Same test as > * in reuseport_bpf_cpu, only as one socket per NUMA node. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/reuseport_dualstack.c b/tools/testing/selftests/net/reuseport_dualstack.c > index fb7a59ed759e..d3c3d3f39f8f 100644 > --- a/tools/testing/selftests/net/reuseport_dualstack.c > +++ b/tools/testing/selftests/net/reuseport_dualstack.c > @@ -10,9 +10,6 @@ > * This test creates these mixed AF_INET/AF_INET6 sockets and asserts the > * AF_INET preference for v4 packets. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/so_incoming_cpu.c b/tools/testing/selftests/net/so_incoming_cpu.c > index e9fa14e10732..95bd0cdc3253 100644 > --- a/tools/testing/selftests/net/so_incoming_cpu.c > +++ b/tools/testing/selftests/net/so_incoming_cpu.c > @@ -1,6 +1,5 @@ > // SPDX-License-Identifier: GPL-2.0 > /* Copyright Amazon.com Inc. or its affiliates. */ > -#define _GNU_SOURCE > #include > > #include > diff --git a/tools/testing/selftests/net/so_netns_cookie.c b/tools/testing/selftests/net/so_netns_cookie.c > index b39e87e967cd..18532d564f79 100644 > --- a/tools/testing/selftests/net/so_netns_cookie.c > +++ b/tools/testing/selftests/net/so_netns_cookie.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/net/so_txtime.c b/tools/testing/selftests/net/so_txtime.c > index 8457b7ccbc09..011a24af9786 100644 > --- a/tools/testing/selftests/net/so_txtime.c > +++ b/tools/testing/selftests/net/so_txtime.c > @@ -9,9 +9,6 @@ > * the expected stream. Sender will read transmit timestamps from the error > * queue. The streams can differ due to out-of-order delivery and drops. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/tap.c b/tools/testing/selftests/net/tap.c > index 247c3b3ac1c9..fa78b92d9740 100644 > --- a/tools/testing/selftests/net/tap.c > +++ b/tools/testing/selftests/net/tap.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/tcp_fastopen_backup_key.c b/tools/testing/selftests/net/tcp_fastopen_backup_key.c > index c1cb0c75156a..d30f89bb944c 100644 > --- a/tools/testing/selftests/net/tcp_fastopen_backup_key.c > +++ b/tools/testing/selftests/net/tcp_fastopen_backup_key.c > @@ -12,7 +12,6 @@ > * there are no cases in which a cookie is not accepted by verifying > * that TcpExtTCPFastOpenPassiveFail remains 0. > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/net/tcp_inq.c b/tools/testing/selftests/net/tcp_inq.c > index bd6a9c7a3e8a..71ee145f151e 100644 > --- a/tools/testing/selftests/net/tcp_inq.c > +++ b/tools/testing/selftests/net/tcp_inq.c > @@ -5,8 +5,6 @@ > * > * Simple example on how to use TCP_INQ and TCP_CM_INQ. > */ > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/tcp_mmap.c b/tools/testing/selftests/net/tcp_mmap.c > index 4fcce5150850..72d5f1207ee0 100644 > --- a/tools/testing/selftests/net/tcp_mmap.c > +++ b/tools/testing/selftests/net/tcp_mmap.c > @@ -46,7 +46,6 @@ > * received 32768 MB (99.9939 % mmap'ed) in 7.43764 s, 36.9577 Gbit > * cpu usage user:0.035 sys:3.467, 106.873 usec per MB, 65530 c-switches > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c > index f27a12d2a2c9..6dbad97d1d0a 100644 > --- a/tools/testing/selftests/net/tls.c > +++ b/tools/testing/selftests/net/tls.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/toeplitz.c b/tools/testing/selftests/net/toeplitz.c > index 9ba03164d73a..e2d739892ce4 100644 > --- a/tools/testing/selftests/net/toeplitz.c > +++ b/tools/testing/selftests/net/toeplitz.c > @@ -20,9 +20,6 @@ > * 5. Compute the cpu that RPS should select based on rx_hash and $rps_bitmap > * 6. Compare the cpus from 4 and 5 > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/tun.c b/tools/testing/selftests/net/tun.c > index fa83918b62d1..a64dcfb242c1 100644 > --- a/tools/testing/selftests/net/tun.c > +++ b/tools/testing/selftests/net/tun.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/txring_overwrite.c b/tools/testing/selftests/net/txring_overwrite.c > index 7d9ea039450a..96972e0110a0 100644 > --- a/tools/testing/selftests/net/txring_overwrite.c > +++ b/tools/testing/selftests/net/txring_overwrite.c > @@ -4,9 +4,6 @@ > * Verify that consecutive sends over packet tx_ring are mirrored > * with their original content intact. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/txtimestamp.c b/tools/testing/selftests/net/txtimestamp.c > index ec60a16c9307..33dba9e90dea 100644 > --- a/tools/testing/selftests/net/txtimestamp.c > +++ b/tools/testing/selftests/net/txtimestamp.c > @@ -16,9 +16,6 @@ > * This test requires a dummy TCP server. > * A simple `nc6 [-u] -l -p $DESTPORT` will do > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/udpgso.c b/tools/testing/selftests/net/udpgso.c > index 85b3baa3f7f3..9dc1026a033a 100644 > --- a/tools/testing/selftests/net/udpgso.c > +++ b/tools/testing/selftests/net/udpgso.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/udpgso_bench_rx.c b/tools/testing/selftests/net/udpgso_bench_rx.c > index 1cbadd267c96..999df1236320 100644 > --- a/tools/testing/selftests/net/udpgso_bench_rx.c > +++ b/tools/testing/selftests/net/udpgso_bench_rx.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/net/udpgso_bench_tx.c b/tools/testing/selftests/net/udpgso_bench_tx.c > index 477392715a9a..d7632993b354 100644 > --- a/tools/testing/selftests/net/udpgso_bench_tx.c > +++ b/tools/testing/selftests/net/udpgso_bench_tx.c > @@ -1,7 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/perf_events/remove_on_exec.c b/tools/testing/selftests/perf_events/remove_on_exec.c > index 5814611a1dc7..ef4d923f4759 100644 > --- a/tools/testing/selftests/perf_events/remove_on_exec.c > +++ b/tools/testing/selftests/perf_events/remove_on_exec.c > @@ -5,8 +5,6 @@ > * Copyright (C) 2021, Google LLC. > */ > > -#define _GNU_SOURCE > - > /* We need the latest siginfo from the kernel repo. */ > #include > #include > diff --git a/tools/testing/selftests/perf_events/sigtrap_threads.c b/tools/testing/selftests/perf_events/sigtrap_threads.c > index d1d8483ac628..14d1a3c8cb5c 100644 > --- a/tools/testing/selftests/perf_events/sigtrap_threads.c > +++ b/tools/testing/selftests/perf_events/sigtrap_threads.c > @@ -5,8 +5,6 @@ > * Copyright (C) 2021, Google LLC. > */ > > -#define _GNU_SOURCE > - > /* We need the latest siginfo from the kernel repo. */ > #include > #include > diff --git a/tools/testing/selftests/pid_namespace/regression_enomem.c b/tools/testing/selftests/pid_namespace/regression_enomem.c > index 7d84097ad45c..54dc8f16d92a 100644 > --- a/tools/testing/selftests/pid_namespace/regression_enomem.c > +++ b/tools/testing/selftests/pid_namespace/regression_enomem.c > @@ -1,4 +1,3 @@ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/pidfd/pidfd.h b/tools/testing/selftests/pidfd/pidfd.h > index 88d6830ee004..e33177b1aa41 100644 > --- a/tools/testing/selftests/pidfd/pidfd.h > +++ b/tools/testing/selftests/pidfd/pidfd.h > @@ -3,7 +3,6 @@ > #ifndef __PIDFD_H > #define __PIDFD_H > > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c b/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c > index 01cc37bf611c..67c9dc436c71 100644 > --- a/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c > +++ b/tools/testing/selftests/pidfd/pidfd_fdinfo_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/pidfd/pidfd_getfd_test.c b/tools/testing/selftests/pidfd/pidfd_getfd_test.c > index cd51d547b751..b6a0e9b3d2f5 100644 > --- a/tools/testing/selftests/pidfd/pidfd_getfd_test.c > +++ b/tools/testing/selftests/pidfd/pidfd_getfd_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/pidfd/pidfd_open_test.c b/tools/testing/selftests/pidfd/pidfd_open_test.c > index 8a59438ccc78..781a3931fb5a 100644 > --- a/tools/testing/selftests/pidfd/pidfd_open_test.c > +++ b/tools/testing/selftests/pidfd/pidfd_open_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/pidfd/pidfd_poll_test.c b/tools/testing/selftests/pidfd/pidfd_poll_test.c > index 610811275357..a40fb27a78bb 100644 > --- a/tools/testing/selftests/pidfd/pidfd_poll_test.c > +++ b/tools/testing/selftests/pidfd/pidfd_poll_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/pidfd/pidfd_setns_test.c b/tools/testing/selftests/pidfd/pidfd_setns_test.c > index 6e2f2cd400ca..49d7a78cc4fe 100644 > --- a/tools/testing/selftests/pidfd/pidfd_setns_test.c > +++ b/tools/testing/selftests/pidfd/pidfd_setns_test.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/pidfd/pidfd_test.c b/tools/testing/selftests/pidfd/pidfd_test.c > index c081ae91313a..c3d52406b8fd 100644 > --- a/tools/testing/selftests/pidfd/pidfd_test.c > +++ b/tools/testing/selftests/pidfd/pidfd_test.c > @@ -1,6 +1,4 @@ > /* SPDX-License-Identifier: GPL-2.0 */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/pidfd/pidfd_wait.c b/tools/testing/selftests/pidfd/pidfd_wait.c > index 0dcb8365ddc3..54beba0983f1 100644 > --- a/tools/testing/selftests/pidfd/pidfd_wait.c > +++ b/tools/testing/selftests/pidfd/pidfd_wait.c > @@ -1,6 +1,4 @@ > /* SPDX-License-Identifier: GPL-2.0 */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/ptrace/get_set_sud.c b/tools/testing/selftests/ptrace/get_set_sud.c > index 5297b10d25c3..054a78ebe8b5 100644 > --- a/tools/testing/selftests/ptrace/get_set_sud.c > +++ b/tools/testing/selftests/ptrace/get_set_sud.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include "../kselftest_harness.h" > #include > #include > diff --git a/tools/testing/selftests/ptrace/peeksiginfo.c b/tools/testing/selftests/ptrace/peeksiginfo.c > index a6884f66dc01..1b7b77190f72 100644 > --- a/tools/testing/selftests/ptrace/peeksiginfo.c > +++ b/tools/testing/selftests/ptrace/peeksiginfo.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/rseq/basic_percpu_ops_test.c b/tools/testing/selftests/rseq/basic_percpu_ops_test.c > index 2348d2c20d0a..5961c24ee1ae 100644 > --- a/tools/testing/selftests/rseq/basic_percpu_ops_test.c > +++ b/tools/testing/selftests/rseq/basic_percpu_ops_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: LGPL-2.1 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/rseq/basic_test.c b/tools/testing/selftests/rseq/basic_test.c > index 295eea16466f..1fed749b4bd7 100644 > --- a/tools/testing/selftests/rseq/basic_test.c > +++ b/tools/testing/selftests/rseq/basic_test.c > @@ -2,8 +2,6 @@ > /* > * Basic test coverage for critical regions and rseq_current_cpu(). > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/rseq/param_test.c b/tools/testing/selftests/rseq/param_test.c > index 2f37961240ca..48a55d94eb72 100644 > --- a/tools/testing/selftests/rseq/param_test.c > +++ b/tools/testing/selftests/rseq/param_test.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: LGPL-2.1 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/rseq/rseq.c b/tools/testing/selftests/rseq/rseq.c > index 96e812bdf8a4..88602889414c 100644 > --- a/tools/testing/selftests/rseq/rseq.c > +++ b/tools/testing/selftests/rseq/rseq.c > @@ -14,8 +14,6 @@ > * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU > * Lesser General Public License for more details. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/seccomp/seccomp_benchmark.c b/tools/testing/selftests/seccomp/seccomp_benchmark.c > index b83099160fbc..3632a4890da9 100644 > --- a/tools/testing/selftests/seccomp/seccomp_benchmark.c > +++ b/tools/testing/selftests/seccomp/seccomp_benchmark.c > @@ -2,7 +2,6 @@ > * Strictly speaking, this is not a test. But it can report during test > * runs so relative performace can be measured. > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c > index 783ebce8c4de..972ccc12553e 100644 > --- a/tools/testing/selftests/seccomp/seccomp_bpf.c > +++ b/tools/testing/selftests/seccomp/seccomp_bpf.c > @@ -4,8 +4,6 @@ > * > * Test code for seccomp bpf. > */ > - > -#define _GNU_SOURCE > #include > > /* > diff --git a/tools/testing/selftests/user_events/abi_test.c b/tools/testing/selftests/user_events/abi_test.c > index 7288a05136ba..a1f156dbbd56 100644 > --- a/tools/testing/selftests/user_events/abi_test.c > +++ b/tools/testing/selftests/user_events/abi_test.c > @@ -4,8 +4,6 @@ > * > * Copyright (c) 2022 Beau Belgrave > */ > - > -#define _GNU_SOURCE > #include > > #include > diff --git a/tools/testing/selftests/x86/amx.c b/tools/testing/selftests/x86/amx.c > index d884fd69dd51..9441635fc452 100644 > --- a/tools/testing/selftests/x86/amx.c > +++ b/tools/testing/selftests/x86/amx.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/check_initial_reg_state.c b/tools/testing/selftests/x86/check_initial_reg_state.c > index 3bc95f3ed585..0129cdae8abe 100644 > --- a/tools/testing/selftests/x86/check_initial_reg_state.c > +++ b/tools/testing/selftests/x86/check_initial_reg_state.c > @@ -3,9 +3,6 @@ > * check_initial_reg_state.c - check that execve sets the correct state > * Copyright (c) 2014-2016 Andrew Lutomirski > */ > - > -#define _GNU_SOURCE > - > #include > > unsigned long ax, bx, cx, dx, si, di, bp, sp, flags; > diff --git a/tools/testing/selftests/x86/corrupt_xstate_header.c b/tools/testing/selftests/x86/corrupt_xstate_header.c > index cf9ce8fbb656..d2c746149678 100644 > --- a/tools/testing/selftests/x86/corrupt_xstate_header.c > +++ b/tools/testing/selftests/x86/corrupt_xstate_header.c > @@ -4,9 +4,6 @@ > * > * Based on analysis and a test case from Thomas Gleixner. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/entry_from_vm86.c b/tools/testing/selftests/x86/entry_from_vm86.c > index d1e919b0c1dc..9fa9d4a847ac 100644 > --- a/tools/testing/selftests/x86/entry_from_vm86.c > +++ b/tools/testing/selftests/x86/entry_from_vm86.c > @@ -5,9 +5,6 @@ > * > * This exercises a few paths that need to special-case vm86 mode. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/fsgsbase.c b/tools/testing/selftests/x86/fsgsbase.c > index 8c780cce941d..348134d2cefc 100644 > --- a/tools/testing/selftests/x86/fsgsbase.c > +++ b/tools/testing/selftests/x86/fsgsbase.c > @@ -3,8 +3,6 @@ > * fsgsbase.c, an fsgsbase test > * Copyright (c) 2014-2016 Andy Lutomirski > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/fsgsbase_restore.c b/tools/testing/selftests/x86/fsgsbase_restore.c > index 6fffadc51579..88dce47ab8e6 100644 > --- a/tools/testing/selftests/x86/fsgsbase_restore.c > +++ b/tools/testing/selftests/x86/fsgsbase_restore.c > @@ -12,8 +12,6 @@ > * > * This is not part of fsgsbase.c, because that test is 64-bit only. > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/ioperm.c b/tools/testing/selftests/x86/ioperm.c > index 57ec5e99edb9..07b7c10f8d39 100644 > --- a/tools/testing/selftests/x86/ioperm.c > +++ b/tools/testing/selftests/x86/ioperm.c > @@ -3,8 +3,6 @@ > * ioperm.c - Test case for ioperm(2) > * Copyright (c) 2015 Andrew Lutomirski > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/iopl.c b/tools/testing/selftests/x86/iopl.c > index 7e3e09c1abac..baa691154905 100644 > --- a/tools/testing/selftests/x86/iopl.c > +++ b/tools/testing/selftests/x86/iopl.c > @@ -3,8 +3,6 @@ > * iopl.c - Test case for a Linux on Xen 64-bit bug > * Copyright (c) 2015 Andrew Lutomirski > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/lam.c b/tools/testing/selftests/x86/lam.c > index 215b8150b7cc..39edfd7f6037 100644 > --- a/tools/testing/selftests/x86/lam.c > +++ b/tools/testing/selftests/x86/lam.c > @@ -1,5 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/ldt_gdt.c b/tools/testing/selftests/x86/ldt_gdt.c > index 3a29346e1452..3b4237a85a12 100644 > --- a/tools/testing/selftests/x86/ldt_gdt.c > +++ b/tools/testing/selftests/x86/ldt_gdt.c > @@ -3,8 +3,6 @@ > * ldt_gdt.c - Test cases for LDT and GDT access > * Copyright (c) 2015 Andrew Lutomirski > */ > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/mov_ss_trap.c b/tools/testing/selftests/x86/mov_ss_trap.c > index cc3de6ff9fba..47ecc63220b7 100644 > --- a/tools/testing/selftests/x86/mov_ss_trap.c > +++ b/tools/testing/selftests/x86/mov_ss_trap.c > @@ -19,8 +19,6 @@ > * > * This should mostly cover CVE-2018-1087 and CVE-2018-8897. > */ > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/nx_stack.c b/tools/testing/selftests/x86/nx_stack.c > index ea4a4e246879..97c5b34096cc 100644 > --- a/tools/testing/selftests/x86/nx_stack.c > +++ b/tools/testing/selftests/x86/nx_stack.c > @@ -23,8 +23,6 @@ > * Regular stack is completely overwritten before testing. > * Test doesn't exit SIGSEGV handler after first fault at INT3. > */ > -#undef _GNU_SOURCE > -#define _GNU_SOURCE > #undef NDEBUG > #include > #include > diff --git a/tools/testing/selftests/x86/ptrace_syscall.c b/tools/testing/selftests/x86/ptrace_syscall.c > index 12aaa063196e..bdc81c8bd1a7 100644 > --- a/tools/testing/selftests/x86/ptrace_syscall.c > +++ b/tools/testing/selftests/x86/ptrace_syscall.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/sigaltstack.c b/tools/testing/selftests/x86/sigaltstack.c > index f689af75e979..7f41c3a4268b 100644 > --- a/tools/testing/selftests/x86/sigaltstack.c > +++ b/tools/testing/selftests/x86/sigaltstack.c > @@ -1,6 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0-only > - > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/sigreturn.c b/tools/testing/selftests/x86/sigreturn.c > index 5d7961a5f7f6..2054f729b2c2 100644 > --- a/tools/testing/selftests/x86/sigreturn.c > +++ b/tools/testing/selftests/x86/sigreturn.c > @@ -24,9 +24,6 @@ > * > * Do not run on outdated, unpatched kernels at risk of nasty crashes. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/single_step_syscall.c b/tools/testing/selftests/x86/single_step_syscall.c > index 9a30f443e928..375f3b50a0b5 100644 > --- a/tools/testing/selftests/x86/single_step_syscall.c > +++ b/tools/testing/selftests/x86/single_step_syscall.c > @@ -9,9 +9,6 @@ > * immediately issues #DB from CPL 0. This requires special handling in > * the kernel. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/syscall_arg_fault.c b/tools/testing/selftests/x86/syscall_arg_fault.c > index 461fa41a4d02..10eee1bcd015 100644 > --- a/tools/testing/selftests/x86/syscall_arg_fault.c > +++ b/tools/testing/selftests/x86/syscall_arg_fault.c > @@ -3,9 +3,6 @@ > * syscall_arg_fault.c - tests faults 32-bit fast syscall stack args > * Copyright (c) 2015 Andrew Lutomirski > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/syscall_numbering.c b/tools/testing/selftests/x86/syscall_numbering.c > index 991591718bb0..c72fc8aaa4d3 100644 > --- a/tools/testing/selftests/x86/syscall_numbering.c > +++ b/tools/testing/selftests/x86/syscall_numbering.c > @@ -5,9 +5,6 @@ > * > * Copyright (c) 2018 Andrew Lutomirski > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/sysret_rip.c b/tools/testing/selftests/x86/sysret_rip.c > index 84d74be1d902..24bc219358a5 100644 > --- a/tools/testing/selftests/x86/sysret_rip.c > +++ b/tools/testing/selftests/x86/sysret_rip.c > @@ -3,9 +3,6 @@ > * sigreturn.c - tests that x86 avoids Intel SYSRET pitfalls > * Copyright (c) 2014-2016 Andrew Lutomirski > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/sysret_ss_attrs.c b/tools/testing/selftests/x86/sysret_ss_attrs.c > index 5f3d4fca440f..f8b9e0b2a0c5 100644 > --- a/tools/testing/selftests/x86/sysret_ss_attrs.c > +++ b/tools/testing/selftests/x86/sysret_ss_attrs.c > @@ -7,9 +7,6 @@ > * the hidden attributes set to an unusable state. Make sure the kernel > * doesn't let this happen. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/test_FCMOV.c b/tools/testing/selftests/x86/test_FCMOV.c > index 6b5036fbb735..0c9431ba7d31 100644 > --- a/tools/testing/selftests/x86/test_FCMOV.c > +++ b/tools/testing/selftests/x86/test_FCMOV.c > @@ -1,8 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#undef _GNU_SOURCE > -#define _GNU_SOURCE 1 > -#undef __USE_GNU > -#define __USE_GNU 1 > #include > #include > #include > diff --git a/tools/testing/selftests/x86/test_FCOMI.c b/tools/testing/selftests/x86/test_FCOMI.c > index aec6692c6dcf..ba186665918d 100644 > --- a/tools/testing/selftests/x86/test_FCOMI.c > +++ b/tools/testing/selftests/x86/test_FCOMI.c > @@ -1,8 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#undef _GNU_SOURCE > -#define _GNU_SOURCE 1 > -#undef __USE_GNU > -#define __USE_GNU 1 > #include > #include > #include > diff --git a/tools/testing/selftests/x86/test_FISTTP.c b/tools/testing/selftests/x86/test_FISTTP.c > index 09789c0ce3e9..95580cdaaa32 100644 > --- a/tools/testing/selftests/x86/test_FISTTP.c > +++ b/tools/testing/selftests/x86/test_FISTTP.c > @@ -1,8 +1,4 @@ > // SPDX-License-Identifier: GPL-2.0 > -#undef _GNU_SOURCE > -#define _GNU_SOURCE 1 > -#undef __USE_GNU > -#define __USE_GNU 1 > #include > #include > #include > diff --git a/tools/testing/selftests/x86/test_mremap_vdso.c b/tools/testing/selftests/x86/test_mremap_vdso.c > index f0d876d48277..a8bdba356682 100644 > --- a/tools/testing/selftests/x86/test_mremap_vdso.c > +++ b/tools/testing/selftests/x86/test_mremap_vdso.c > @@ -9,7 +9,6 @@ > * Can be built statically: > * gcc -Os -Wall -static -m32 test_mremap_vdso.c > */ > -#define _GNU_SOURCE > #include > #include > #include > diff --git a/tools/testing/selftests/x86/test_shadow_stack.c b/tools/testing/selftests/x86/test_shadow_stack.c > index 757e6527f67e..0ceca9064cec 100644 > --- a/tools/testing/selftests/x86/test_shadow_stack.c > +++ b/tools/testing/selftests/x86/test_shadow_stack.c > @@ -7,9 +7,6 @@ > * special glibc shadow stack support (longjmp(), swapcontext(), etc). Just > * stick to the basics and hope the compiler doesn't do anything strange. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/test_syscall_vdso.c b/tools/testing/selftests/x86/test_syscall_vdso.c > index 8965c311bd65..5cd13279bba5 100644 > --- a/tools/testing/selftests/x86/test_syscall_vdso.c > +++ b/tools/testing/selftests/x86/test_syscall_vdso.c > @@ -8,10 +8,6 @@ > * Can be built statically: > * gcc -Os -Wall -static -m32 test_syscall_vdso.c thunks_32.S > */ > -#undef _GNU_SOURCE > -#define _GNU_SOURCE 1 > -#undef __USE_GNU > -#define __USE_GNU 1 > #include > #include > #include > diff --git a/tools/testing/selftests/x86/test_vsyscall.c b/tools/testing/selftests/x86/test_vsyscall.c > index 47cab972807c..cbf4e5012005 100644 > --- a/tools/testing/selftests/x86/test_vsyscall.c > +++ b/tools/testing/selftests/x86/test_vsyscall.c > @@ -1,7 +1,4 @@ > /* SPDX-License-Identifier: GPL-2.0 */ > - > -#define _GNU_SOURCE > - > #include > #include > #include > diff --git a/tools/testing/selftests/x86/unwind_vdso.c b/tools/testing/selftests/x86/unwind_vdso.c > index 4c311e1af4c7..754f5d4d425a 100644 > --- a/tools/testing/selftests/x86/unwind_vdso.c > +++ b/tools/testing/selftests/x86/unwind_vdso.c > @@ -5,9 +5,6 @@ > * > * This tests __kernel_vsyscall's unwind info. > */ > - > -#define _GNU_SOURCE > - > #include > #include > > diff --git a/tools/testing/selftests/x86/vdso_restorer.c b/tools/testing/selftests/x86/vdso_restorer.c > index fe99f2434155..8193de22a390 100644 > --- a/tools/testing/selftests/x86/vdso_restorer.c > +++ b/tools/testing/selftests/x86/vdso_restorer.c > @@ -10,9 +10,6 @@ > * 64-bit userspace has never supported sa_restorer == NULL, so this is > * 32-bit only. > */ > - > -#define _GNU_SOURCE > - > #include > #include > #include -- BR, Muhammad Usama Anjum