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[2604:1380:4601:e00::3]) by mx.google.com with ESMTPS id x7-20020a1709065ac700b00a519e1b3663si931854ejs.2.2024.04.11.10.36.45 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Apr 2024 10:36:45 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-141271-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=BMNKQnmk; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-141271-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-141271-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 14FB01F233FF for ; Thu, 11 Apr 2024 17:36:30 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id C8F9513A3F1; Thu, 11 Apr 2024 16:05:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BMNKQnmk" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7A44F13A3F6; Thu, 11 Apr 2024 16:05:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712851553; cv=none; b=MK9H2G6AEaA//9vy4myGGDaoRplxUl/H0YBTcDukkreU555x1WqrX5MtuMIl2gUHU1BQMWJWNSkpAwwKaxikReKzOkAMOE+4vVQhki7jApNC1RUTXUkjG/ImQVSdqyIUa0mLqwL6G51H4c6yLgUpXgD/2tL3pprX/wucQcVbJ4U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712851553; c=relaxed/simple; bh=9OGBEf7M5pfxpAsJCMrh11Q5zjD8uWblkJifVhA4JQg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=MCvCq0Pu+sItbmqTFwHgX6Um9cLUXlc3WwGQeiq5omPRWfqepkGKO6CpRDsI2QD2vamMk/oW0DErQtQVHon6GXM77E4kACYhdyHbrCF2NcktUwA2vKPFXmYvSEVKItXp6oYiheYU4RZGs5DbNGasEMgdvvUbLdtldxUr0NHFuzA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BMNKQnmk; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2C10EC2BD10; Thu, 11 Apr 2024 16:05:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1712851553; bh=9OGBEf7M5pfxpAsJCMrh11Q5zjD8uWblkJifVhA4JQg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BMNKQnmkaohUZdo602IBi6/FtTj0/gEhaVCt90ObkP84TGGjYQCOOMP4BK/f6by/R aWMVO/M191ei/V3b2aMiJmdKjppV86lDJCv4LXwMqgmOYNr8vRYsErkhcBXKNfLJci 3f6Zi6mZAJOXJBB3TtB/0mCsuzG10uU7HQ/iBGkwGhjLuPRwW9+73GqbMJDKpR05Ay ij7ytJdhKIGGP7LVGxLoZE+vyYPBlkztwrax0gtnYX7iK5cHTr47QGX+A4/AFmMv1q YBPgw/DrtSNxzcQJKbptiqKZLDuFmYtqHjgP5c8PFJdGBcTJKVxEg8WSBYX+iQo3fu A5BGq/oYBX9AA== From: Mike Rapoport To: linux-kernel@vger.kernel.org Cc: Andrew Morton , Andy Lutomirski , Arnd Bergmann , Catalin Marinas , Christoph Hellwig , Helge Deller , Lorenzo Stoakes , Luis Chamberlain , Mark Rutland , Masami Hiramatsu , Mathieu Desnoyers , Michael Ellerman , Mike Rapoport , Palmer Dabbelt , Peter Zijlstra , Russell King , Song Liu , Steven Rostedt , Thomas Gleixner , Uladzislau Rezki , Will Deacon , bpf@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-modules@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-trace-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, x86@kernel.org Subject: [RFC PATCH 1/7] asm-generic: introduce text-patching.h Date: Thu, 11 Apr 2024 19:05:20 +0300 Message-ID: <20240411160526.2093408-2-rppt@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240411160526.2093408-1-rppt@kernel.org> References: <20240411160526.2093408-1-rppt@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: "Mike Rapoport (IBM)" Several architectures support text patching, but they name the header files that declare patching functions differently. Make all such headers consistently named text-patching.h and add an empty header in asm-generic for architectures that do not support text patching. Signed-off-by: Mike Rapoport (IBM) --- arch/alpha/include/asm/Kbuild | 1 + arch/arc/include/asm/Kbuild | 1 + arch/arm/include/asm/{patch.h => text-patching.h} | 0 arch/arm/kernel/ftrace.c | 2 +- arch/arm/kernel/jump_label.c | 2 +- arch/arm/kernel/kgdb.c | 2 +- arch/arm/kernel/patch.c | 2 +- arch/arm/probes/kprobes/core.c | 2 +- arch/arm/probes/kprobes/opt-arm.c | 2 +- .../include/asm/{patching.h => text-patching.h} | 0 arch/arm64/kernel/ftrace.c | 2 +- arch/arm64/kernel/jump_label.c | 2 +- arch/arm64/kernel/kgdb.c | 2 +- arch/arm64/kernel/patching.c | 2 +- arch/arm64/kernel/probes/kprobes.c | 2 +- arch/arm64/kernel/traps.c | 2 +- arch/arm64/net/bpf_jit_comp.c | 2 +- arch/csky/include/asm/Kbuild | 1 + arch/hexagon/include/asm/Kbuild | 1 + arch/loongarch/include/asm/Kbuild | 1 + arch/m68k/include/asm/Kbuild | 1 + arch/microblaze/include/asm/Kbuild | 1 + arch/mips/include/asm/Kbuild | 1 + arch/nios2/include/asm/Kbuild | 1 + arch/openrisc/include/asm/Kbuild | 1 + .../include/asm/{patch.h => text-patching.h} | 0 arch/parisc/kernel/ftrace.c | 2 +- arch/parisc/kernel/jump_label.c | 2 +- arch/parisc/kernel/kgdb.c | 2 +- arch/parisc/kernel/kprobes.c | 2 +- arch/parisc/kernel/patch.c | 2 +- arch/powerpc/include/asm/kprobes.h | 2 +- .../asm/{code-patching.h => text-patching.h} | 0 arch/powerpc/kernel/crash_dump.c | 2 +- arch/powerpc/kernel/epapr_paravirt.c | 2 +- arch/powerpc/kernel/jump_label.c | 2 +- arch/powerpc/kernel/kgdb.c | 2 +- arch/powerpc/kernel/kprobes.c | 2 +- arch/powerpc/kernel/module_32.c | 2 +- arch/powerpc/kernel/module_64.c | 2 +- arch/powerpc/kernel/optprobes.c | 2 +- arch/powerpc/kernel/process.c | 2 +- arch/powerpc/kernel/security.c | 2 +- arch/powerpc/kernel/setup_32.c | 2 +- arch/powerpc/kernel/setup_64.c | 2 +- arch/powerpc/kernel/static_call.c | 2 +- arch/powerpc/kernel/trace/ftrace.c | 2 +- arch/powerpc/kernel/trace/ftrace_64_pg.c | 2 +- arch/powerpc/lib/code-patching.c | 2 +- arch/powerpc/lib/feature-fixups.c | 2 +- arch/powerpc/lib/test-code-patching.c | 2 +- arch/powerpc/lib/test_emulate_step.c | 2 +- arch/powerpc/mm/book3s32/mmu.c | 2 +- arch/powerpc/mm/book3s64/hash_utils.c | 2 +- arch/powerpc/mm/book3s64/slb.c | 2 +- arch/powerpc/mm/kasan/init_32.c | 2 +- arch/powerpc/mm/mem.c | 2 +- arch/powerpc/mm/nohash/44x.c | 2 +- arch/powerpc/mm/nohash/book3e_pgtable.c | 2 +- arch/powerpc/mm/nohash/tlb.c | 2 +- arch/powerpc/net/bpf_jit_comp.c | 2 +- arch/powerpc/perf/8xx-pmu.c | 2 +- arch/powerpc/perf/core-book3s.c | 2 +- arch/powerpc/platforms/85xx/smp.c | 2 +- arch/powerpc/platforms/86xx/mpc86xx_smp.c | 2 +- arch/powerpc/platforms/cell/smp.c | 2 +- arch/powerpc/platforms/powermac/smp.c | 2 +- arch/powerpc/platforms/powernv/idle.c | 2 +- arch/powerpc/platforms/powernv/smp.c | 2 +- arch/powerpc/platforms/pseries/smp.c | 2 +- arch/powerpc/xmon/xmon.c | 2 +- arch/riscv/errata/andes/errata.c | 2 +- arch/riscv/errata/sifive/errata.c | 2 +- arch/riscv/errata/thead/errata.c | 2 +- .../include/asm/{patch.h => text-patching.h} | 0 arch/riscv/include/asm/uprobes.h | 2 +- arch/riscv/kernel/alternative.c | 2 +- arch/riscv/kernel/cpufeature.c | 3 ++- arch/riscv/kernel/ftrace.c | 2 +- arch/riscv/kernel/jump_label.c | 2 +- arch/riscv/kernel/patch.c | 2 +- arch/riscv/kernel/probes/kprobes.c | 2 +- arch/riscv/net/bpf_jit_comp64.c | 2 +- arch/riscv/net/bpf_jit_core.c | 2 +- arch/sh/include/asm/Kbuild | 1 + arch/sparc/include/asm/Kbuild | 1 + arch/um/kernel/um_arch.c | 5 +++++ arch/x86/include/asm/text-patching.h | 1 + arch/xtensa/include/asm/Kbuild | 1 + include/asm-generic/text-patching.h | 5 +++++ include/linux/text-patching.h | 15 +++++++++++++++ 91 files changed, 109 insertions(+), 69 deletions(-) rename arch/arm/include/asm/{patch.h => text-patching.h} (100%) rename arch/arm64/include/asm/{patching.h => text-patching.h} (100%) rename arch/parisc/include/asm/{patch.h => text-patching.h} (100%) rename arch/powerpc/include/asm/{code-patching.h => text-patching.h} (100%) rename arch/riscv/include/asm/{patch.h => text-patching.h} (100%) create mode 100644 include/asm-generic/text-patching.h create mode 100644 include/linux/text-patching.h diff --git a/arch/alpha/include/asm/Kbuild b/arch/alpha/include/asm/Kbuild index 396caece6d6d..483965c5a4de 100644 --- a/arch/alpha/include/asm/Kbuild +++ b/arch/alpha/include/asm/Kbuild @@ -5,3 +5,4 @@ generic-y += agp.h generic-y += asm-offsets.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild index 3c1afa524b9c..955741f08b93 100644 --- a/arch/arc/include/asm/Kbuild +++ b/arch/arc/include/asm/Kbuild @@ -4,3 +4,4 @@ generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += parport.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/arm/include/asm/patch.h b/arch/arm/include/asm/text-patching.h similarity index 100% rename from arch/arm/include/asm/patch.h rename to arch/arm/include/asm/text-patching.h diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index a0b6d1e3812f..e9a2a3096967 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c @@ -23,7 +23,7 @@ #include #include #include -#include +#include /* * The compiler emitted profiling hook consists of diff --git a/arch/arm/kernel/jump_label.c b/arch/arm/kernel/jump_label.c index eb9c24b6e8e2..a06a92d0f550 100644 --- a/arch/arm/kernel/jump_label.c +++ b/arch/arm/kernel/jump_label.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 #include #include -#include +#include #include static void __arch_jump_label_transform(struct jump_entry *entry, diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c index 22f937e6f3ff..ab76c55fd610 100644 --- a/arch/arm/kernel/kgdb.c +++ b/arch/arm/kernel/kgdb.c @@ -15,7 +15,7 @@ #include #include -#include +#include #include struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = diff --git a/arch/arm/kernel/patch.c b/arch/arm/kernel/patch.c index e9e828b6bb30..4d45e60cd46d 100644 --- a/arch/arm/kernel/patch.c +++ b/arch/arm/kernel/patch.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include struct patch { void *addr; diff --git a/arch/arm/probes/kprobes/core.c b/arch/arm/probes/kprobes/core.c index d8238da095df..9fd877c87a38 100644 --- a/arch/arm/probes/kprobes/core.c +++ b/arch/arm/probes/kprobes/core.c @@ -25,7 +25,7 @@ #include #include #include -#include +#include #include #include "../decode-arm.h" diff --git a/arch/arm/probes/kprobes/opt-arm.c b/arch/arm/probes/kprobes/opt-arm.c index 7f65048380ca..966c6042c5ad 100644 --- a/arch/arm/probes/kprobes/opt-arm.c +++ b/arch/arm/probes/kprobes/opt-arm.c @@ -14,7 +14,7 @@ /* for arm_gen_branch */ #include /* for patch_text */ -#include +#include #include "core.h" diff --git a/arch/arm64/include/asm/patching.h b/arch/arm64/include/asm/text-patching.h similarity index 100% rename from arch/arm64/include/asm/patching.h rename to arch/arm64/include/asm/text-patching.h diff --git a/arch/arm64/kernel/ftrace.c b/arch/arm64/kernel/ftrace.c index a650f5e11fc5..3575d03d60af 100644 --- a/arch/arm64/kernel/ftrace.c +++ b/arch/arm64/kernel/ftrace.c @@ -15,7 +15,7 @@ #include #include #include -#include +#include #ifdef CONFIG_DYNAMIC_FTRACE_WITH_ARGS struct fregs_offset { diff --git a/arch/arm64/kernel/jump_label.c b/arch/arm64/kernel/jump_label.c index faf88ec9c48e..bf089a06a2d1 100644 --- a/arch/arm64/kernel/jump_label.c +++ b/arch/arm64/kernel/jump_label.c @@ -8,7 +8,7 @@ #include #include #include -#include +#include void arch_jump_label_transform(struct jump_entry *entry, enum jump_label_type type) diff --git a/arch/arm64/kernel/kgdb.c b/arch/arm64/kernel/kgdb.c index 4e1f983df3d1..f3c4d3a8a20f 100644 --- a/arch/arm64/kernel/kgdb.c +++ b/arch/arm64/kernel/kgdb.c @@ -17,7 +17,7 @@ #include #include -#include +#include #include struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = { diff --git a/arch/arm64/kernel/patching.c b/arch/arm64/kernel/patching.c index 255534930368..bd183c7a65b2 100644 --- a/arch/arm64/kernel/patching.c +++ b/arch/arm64/kernel/patching.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #include static DEFINE_RAW_SPINLOCK(patch_lock); diff --git a/arch/arm64/kernel/probes/kprobes.c b/arch/arm64/kernel/probes/kprobes.c index 4268678d0e86..01dbe9a56956 100644 --- a/arch/arm64/kernel/probes/kprobes.c +++ b/arch/arm64/kernel/probes/kprobes.c @@ -27,7 +27,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 215e6d7f2df8..878c805c8561 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -41,7 +41,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index 456f5af239fc..5736caf33ff3 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include #include #include "bpf_jit.h" diff --git a/arch/csky/include/asm/Kbuild b/arch/csky/include/asm/Kbuild index 1117c28cb7e8..2ac9542342f8 100644 --- a/arch/csky/include/asm/Kbuild +++ b/arch/csky/include/asm/Kbuild @@ -10,3 +10,4 @@ generic-y += qspinlock.h generic-y += parport.h generic-y += user.h generic-y += vmlinux.lds.h +generic-y += text-patching.h diff --git a/arch/hexagon/include/asm/Kbuild b/arch/hexagon/include/asm/Kbuild index 3ece3c93fe08..c9cd8a600f23 100644 --- a/arch/hexagon/include/asm/Kbuild +++ b/arch/hexagon/include/asm/Kbuild @@ -3,3 +3,4 @@ generic-y += extable.h generic-y += iomap.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/loongarch/include/asm/Kbuild b/arch/loongarch/include/asm/Kbuild index 2dbec7853ae8..676907b23fe7 100644 --- a/arch/loongarch/include/asm/Kbuild +++ b/arch/loongarch/include/asm/Kbuild @@ -27,3 +27,4 @@ generic-y += param.h generic-y += posix_types.h generic-y += resource.h generic-y += kvm_para.h +generic-y += text-patching.h diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild index 0dbf9c5c6fae..b282e0dd8dc1 100644 --- a/arch/m68k/include/asm/Kbuild +++ b/arch/m68k/include/asm/Kbuild @@ -4,3 +4,4 @@ generic-y += extable.h generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += spinlock.h +generic-y += text-patching.h diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild index a055f5dbe00a..7178f990e8b3 100644 --- a/arch/microblaze/include/asm/Kbuild +++ b/arch/microblaze/include/asm/Kbuild @@ -8,3 +8,4 @@ generic-y += parport.h generic-y += syscalls.h generic-y += tlb.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild index 7ba67a0d6c97..684569b2ecd6 100644 --- a/arch/mips/include/asm/Kbuild +++ b/arch/mips/include/asm/Kbuild @@ -13,3 +13,4 @@ generic-y += parport.h generic-y += qrwlock.h generic-y += qspinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/nios2/include/asm/Kbuild b/arch/nios2/include/asm/Kbuild index 7fe7437555fb..52af5c1ee6f6 100644 --- a/arch/nios2/include/asm/Kbuild +++ b/arch/nios2/include/asm/Kbuild @@ -5,3 +5,4 @@ generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += spinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild index c8c99b554ca4..4526edffc8d6 100644 --- a/arch/openrisc/include/asm/Kbuild +++ b/arch/openrisc/include/asm/Kbuild @@ -7,3 +7,4 @@ generic-y += spinlock.h generic-y += qrwlock_types.h generic-y += qrwlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/arch/parisc/include/asm/patch.h b/arch/parisc/include/asm/text-patching.h similarity index 100% rename from arch/parisc/include/asm/patch.h rename to arch/parisc/include/asm/text-patching.h diff --git a/arch/parisc/kernel/ftrace.c b/arch/parisc/kernel/ftrace.c index 621a4b386ae4..fd8c34152783 100644 --- a/arch/parisc/kernel/ftrace.c +++ b/arch/parisc/kernel/ftrace.c @@ -20,7 +20,7 @@ #include #include #include -#include +#include #define __hot __section(".text.hot") diff --git a/arch/parisc/kernel/jump_label.c b/arch/parisc/kernel/jump_label.c index e253b134500d..ea51f15bf0e6 100644 --- a/arch/parisc/kernel/jump_label.c +++ b/arch/parisc/kernel/jump_label.c @@ -8,7 +8,7 @@ #include #include #include -#include +#include static inline int reassemble_17(int as17) { diff --git a/arch/parisc/kernel/kgdb.c b/arch/parisc/kernel/kgdb.c index b16fa9bac5f4..fee81f877525 100644 --- a/arch/parisc/kernel/kgdb.c +++ b/arch/parisc/kernel/kgdb.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include const struct kgdb_arch arch_kgdb_ops = { diff --git a/arch/parisc/kernel/kprobes.c b/arch/parisc/kernel/kprobes.c index 6e0b86652f30..9255adba67a3 100644 --- a/arch/parisc/kernel/kprobes.c +++ b/arch/parisc/kernel/kprobes.c @@ -12,7 +12,7 @@ #include #include #include -#include +#include DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL; DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk); diff --git a/arch/parisc/kernel/patch.c b/arch/parisc/kernel/patch.c index e59574f65e64..35dd764b871e 100644 --- a/arch/parisc/kernel/patch.c +++ b/arch/parisc/kernel/patch.c @@ -13,7 +13,7 @@ #include #include -#include +#include struct patch { void *addr; diff --git a/arch/powerpc/include/asm/kprobes.h b/arch/powerpc/include/asm/kprobes.h index 4525a9c68260..dfe2e5ad3b21 100644 --- a/arch/powerpc/include/asm/kprobes.h +++ b/arch/powerpc/include/asm/kprobes.h @@ -21,7 +21,7 @@ #include #include #include -#include +#include #ifdef CONFIG_KPROBES #define __ARCH_WANT_KPROBES_INSN_SLOT diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/text-patching.h similarity index 100% rename from arch/powerpc/include/asm/code-patching.h rename to arch/powerpc/include/asm/text-patching.h diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c index 2086fa6cdc25..103b6605dd68 100644 --- a/arch/powerpc/kernel/crash_dump.c +++ b/arch/powerpc/kernel/crash_dump.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/epapr_paravirt.c b/arch/powerpc/kernel/epapr_paravirt.c index d4b8aff20815..247ab2acaccc 100644 --- a/arch/powerpc/kernel/epapr_paravirt.c +++ b/arch/powerpc/kernel/epapr_paravirt.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/kernel/jump_label.c b/arch/powerpc/kernel/jump_label.c index 5277cf582c16..2659e1ac8604 100644 --- a/arch/powerpc/kernel/jump_label.c +++ b/arch/powerpc/kernel/jump_label.c @@ -5,7 +5,7 @@ #include #include -#include +#include #include void arch_jump_label_transform(struct jump_entry *entry, diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c index ebe4d1645ca1..0699640a460e 100644 --- a/arch/powerpc/kernel/kgdb.c +++ b/arch/powerpc/kernel/kgdb.c @@ -21,7 +21,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index 14c5ddec3056..9dff58143720 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -21,7 +21,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/module_32.c b/arch/powerpc/kernel/module_32.c index 816a63fd71fb..f930e3395a7f 100644 --- a/arch/powerpc/kernel/module_32.c +++ b/arch/powerpc/kernel/module_32.c @@ -18,7 +18,7 @@ #include #include #include -#include +#include /* Count how many different relocations (different symbol, different addend) */ diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c index 7112adc597a8..2f07071229a3 100644 --- a/arch/powerpc/kernel/module_64.c +++ b/arch/powerpc/kernel/module_64.c @@ -17,7 +17,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/optprobes.c b/arch/powerpc/kernel/optprobes.c index 004fae2044a3..a540f13210fb 100644 --- a/arch/powerpc/kernel/optprobes.c +++ b/arch/powerpc/kernel/optprobes.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 9452a54d356c..9e8c1dccb150 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -54,7 +54,7 @@ #include #include #endif -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c index 4856e1a5161c..fbb7ebd8aa08 100644 --- a/arch/powerpc/kernel/security.c +++ b/arch/powerpc/kernel/security.c @@ -14,7 +14,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index b761cc1a403c..fae65e7e5fcc 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -40,7 +40,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 2f19d5e94485..01c089caf88c 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -60,7 +60,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/static_call.c b/arch/powerpc/kernel/static_call.c index 863a7aa24650..f1875b55f0a6 100644 --- a/arch/powerpc/kernel/static_call.c +++ b/arch/powerpc/kernel/static_call.c @@ -2,7 +2,7 @@ #include #include -#include +#include void arch_static_call_transform(void *site, void *tramp, void *func, bool tail) { diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index d8d6b4fd9a14..be1a245241b3 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -23,7 +23,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/kernel/trace/ftrace_64_pg.c b/arch/powerpc/kernel/trace/ftrace_64_pg.c index 12fab1803bcf..9e862ba55263 100644 --- a/arch/powerpc/kernel/trace/ftrace_64_pg.c +++ b/arch/powerpc/kernel/trace/ftrace_64_pg.c @@ -23,7 +23,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index 7af791446ddf..3a2bd3a71c47 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -17,7 +17,7 @@ #include #include #include -#include +#include #include static int __patch_instruction(u32 *exec_addr, ppc_inst_t instr, u32 *patch_addr) diff --git a/arch/powerpc/lib/feature-fixups.c b/arch/powerpc/lib/feature-fixups.c index 4f82581ca203..2957f1040ccb 100644 --- a/arch/powerpc/lib/feature-fixups.c +++ b/arch/powerpc/lib/feature-fixups.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/lib/test-code-patching.c b/arch/powerpc/lib/test-code-patching.c index c44823292f73..5380c6b681b2 100644 --- a/arch/powerpc/lib/test-code-patching.c +++ b/arch/powerpc/lib/test-code-patching.c @@ -6,7 +6,7 @@ #include #include -#include +#include static int __init instr_is_branch_to_addr(const u32 *instr, unsigned long addr) { diff --git a/arch/powerpc/lib/test_emulate_step.c b/arch/powerpc/lib/test_emulate_step.c index 23c7805fb7b3..66b5b4fa1686 100644 --- a/arch/powerpc/lib/test_emulate_step.c +++ b/arch/powerpc/lib/test_emulate_step.c @@ -11,7 +11,7 @@ #include #include #include -#include +#include #include #define MAX_SUBTESTS 16 diff --git a/arch/powerpc/mm/book3s32/mmu.c b/arch/powerpc/mm/book3s32/mmu.c index 625fe7d08e06..bc44066ec9f8 100644 --- a/arch/powerpc/mm/book3s32/mmu.c +++ b/arch/powerpc/mm/book3s32/mmu.c @@ -25,7 +25,7 @@ #include #include -#include +#include #include #include diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c index 01c3b4b65241..9381274f040c 100644 --- a/arch/powerpc/mm/book3s64/hash_utils.c +++ b/arch/powerpc/mm/book3s64/hash_utils.c @@ -57,7 +57,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/mm/book3s64/slb.c b/arch/powerpc/mm/book3s64/slb.c index f2708c8629a5..6b783552403c 100644 --- a/arch/powerpc/mm/book3s64/slb.c +++ b/arch/powerpc/mm/book3s64/slb.c @@ -24,7 +24,7 @@ #include #include -#include +#include #include "internal.h" diff --git a/arch/powerpc/mm/kasan/init_32.c b/arch/powerpc/mm/kasan/init_32.c index aa9aa11927b2..03666d790a53 100644 --- a/arch/powerpc/mm/kasan/init_32.c +++ b/arch/powerpc/mm/kasan/init_32.c @@ -7,7 +7,7 @@ #include #include #include -#include +#include #include static pgprot_t __init kasan_prot_ro(void) diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 82723dc966e4..6bf161beabac 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -25,7 +25,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/mm/nohash/44x.c b/arch/powerpc/mm/nohash/44x.c index 1beae802bb1c..6d10c6d8be71 100644 --- a/arch/powerpc/mm/nohash/44x.c +++ b/arch/powerpc/mm/nohash/44x.c @@ -24,7 +24,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/mm/nohash/book3e_pgtable.c b/arch/powerpc/mm/nohash/book3e_pgtable.c index 1c5e4ecbebeb..4601b9ce228d 100644 --- a/arch/powerpc/mm/nohash/book3e_pgtable.c +++ b/arch/powerpc/mm/nohash/book3e_pgtable.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #include diff --git a/arch/powerpc/mm/nohash/tlb.c b/arch/powerpc/mm/nohash/tlb.c index 5ffa0af4328a..297e61d242cd 100644 --- a/arch/powerpc/mm/nohash/tlb.c +++ b/arch/powerpc/mm/nohash/tlb.c @@ -37,7 +37,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c index 0f9a21783329..48be919d058e 100644 --- a/arch/powerpc/net/bpf_jit_comp.c +++ b/arch/powerpc/net/bpf_jit_comp.c @@ -18,7 +18,7 @@ #include #include -#include +#include #include "bpf_jit.h" diff --git a/arch/powerpc/perf/8xx-pmu.c b/arch/powerpc/perf/8xx-pmu.c index 308a2e40d7be..1d2972229e3a 100644 --- a/arch/powerpc/perf/8xx-pmu.c +++ b/arch/powerpc/perf/8xx-pmu.c @@ -14,7 +14,7 @@ #include #include #include -#include +#include #include #define PERF_8xx_ID_CPU_CYCLES 1 diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 6b5f8a94e7d8..c0534534fcfd 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c index 40aa58206888..165d9ec29691 100644 --- a/arch/powerpc/platforms/85xx/smp.c +++ b/arch/powerpc/platforms/85xx/smp.c @@ -23,7 +23,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/platforms/86xx/mpc86xx_smp.c b/arch/powerpc/platforms/86xx/mpc86xx_smp.c index 8a7e55acf090..9be33e41af6d 100644 --- a/arch/powerpc/platforms/86xx/mpc86xx_smp.c +++ b/arch/powerpc/platforms/86xx/mpc86xx_smp.c @@ -12,7 +12,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/platforms/cell/smp.c b/arch/powerpc/platforms/cell/smp.c index 30394c6f8894..14c2b45fdd52 100644 --- a/arch/powerpc/platforms/cell/smp.c +++ b/arch/powerpc/platforms/cell/smp.c @@ -35,7 +35,7 @@ #include #include #include -#include +#include #include "interrupt.h" #include diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c index 15644be31990..6a50f6c408d1 100644 --- a/arch/powerpc/platforms/powermac/smp.c +++ b/arch/powerpc/platforms/powermac/smp.c @@ -35,7 +35,7 @@ #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c index ad41dffe4d92..d98b933e4984 100644 --- a/arch/powerpc/platforms/powernv/idle.c +++ b/arch/powerpc/platforms/powernv/idle.c @@ -18,7 +18,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index 8f14f0581a21..6b746feeabe4 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -28,7 +28,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c index c597711ef20a..db99725e752b 100644 --- a/arch/powerpc/platforms/pseries/smp.c +++ b/arch/powerpc/platforms/pseries/smp.c @@ -39,7 +39,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index d79d6633f333..08b8c211743b 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -50,7 +50,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/riscv/errata/andes/errata.c b/arch/riscv/errata/andes/errata.c index f2708a9494a1..1dbc476b91de 100644 --- a/arch/riscv/errata/andes/errata.c +++ b/arch/riscv/errata/andes/errata.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/riscv/errata/sifive/errata.c b/arch/riscv/errata/sifive/errata.c index 3d9a32d791f7..cdd5ed2f0b6d 100644 --- a/arch/riscv/errata/sifive/errata.c +++ b/arch/riscv/errata/sifive/errata.c @@ -8,7 +8,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/riscv/errata/thead/errata.c b/arch/riscv/errata/thead/errata.c index b1c410bbc1ae..4bb39e471a4f 100644 --- a/arch/riscv/errata/thead/errata.c +++ b/arch/riscv/errata/thead/errata.c @@ -16,7 +16,7 @@ #include #include #include -#include +#include #include static bool errata_probe_pbmt(unsigned int stage, diff --git a/arch/riscv/include/asm/patch.h b/arch/riscv/include/asm/text-patching.h similarity index 100% rename from arch/riscv/include/asm/patch.h rename to arch/riscv/include/asm/text-patching.h diff --git a/arch/riscv/include/asm/uprobes.h b/arch/riscv/include/asm/uprobes.h index 3fc7deda9190..5008f76cdc27 100644 --- a/arch/riscv/include/asm/uprobes.h +++ b/arch/riscv/include/asm/uprobes.h @@ -4,7 +4,7 @@ #define _ASM_RISCV_UPROBES_H #include -#include +#include #include #define MAX_UINSN_BYTES 8 diff --git a/arch/riscv/kernel/alternative.c b/arch/riscv/kernel/alternative.c index 0128b161bfda..7eb3cb1215c6 100644 --- a/arch/riscv/kernel/alternative.c +++ b/arch/riscv/kernel/alternative.c @@ -18,7 +18,7 @@ #include #include #include -#include +#include struct cpu_manufacturer_info_t { unsigned long vendor_id; diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c index 3ed2359eae35..4119429becad 100644 --- a/arch/riscv/kernel/cpufeature.c +++ b/arch/riscv/kernel/cpufeature.c @@ -20,7 +20,8 @@ #include #include #include -#include +#include +#include #include #include #include diff --git a/arch/riscv/kernel/ftrace.c b/arch/riscv/kernel/ftrace.c index f5aa24d9e1c1..4b6d02cf2015 100644 --- a/arch/riscv/kernel/ftrace.c +++ b/arch/riscv/kernel/ftrace.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #ifdef CONFIG_DYNAMIC_FTRACE void ftrace_arch_code_modify_prepare(void) __acquires(&text_mutex) diff --git a/arch/riscv/kernel/jump_label.c b/arch/riscv/kernel/jump_label.c index e6694759dbd0..9acb0bf56637 100644 --- a/arch/riscv/kernel/jump_label.c +++ b/arch/riscv/kernel/jump_label.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #define RISCV_INSN_NOP 0x00000013U #define RISCV_INSN_JAL 0x0000006fU diff --git a/arch/riscv/kernel/patch.c b/arch/riscv/kernel/patch.c index 37e87fdcf6a0..65fa689872e3 100644 --- a/arch/riscv/kernel/patch.c +++ b/arch/riscv/kernel/patch.c @@ -13,7 +13,7 @@ #include #include #include -#include +#include #include struct patch_insn { diff --git a/arch/riscv/kernel/probes/kprobes.c b/arch/riscv/kernel/probes/kprobes.c index e64f2f3064eb..97a4393b11e1 100644 --- a/arch/riscv/kernel/probes/kprobes.c +++ b/arch/riscv/kernel/probes/kprobes.c @@ -11,7 +11,7 @@ #include #include #include -#include +#include #include "decode-insn.h" diff --git a/arch/riscv/net/bpf_jit_comp64.c b/arch/riscv/net/bpf_jit_comp64.c index 1adf2f39ce59..0787e63bf9e4 100644 --- a/arch/riscv/net/bpf_jit_comp64.c +++ b/arch/riscv/net/bpf_jit_comp64.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #include #include "bpf_jit.h" diff --git a/arch/riscv/net/bpf_jit_core.c b/arch/riscv/net/bpf_jit_core.c index e238fdbd5dbc..33bfdda5618b 100644 --- a/arch/riscv/net/bpf_jit_core.c +++ b/arch/riscv/net/bpf_jit_core.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #include #include "bpf_jit.h" diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index fc44d9c88b41..4d3f10ed8275 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -3,3 +3,4 @@ generated-y += syscall_table.h generic-y += kvm_para.h generic-y += mcs_spinlock.h generic-y += parport.h +generic-y += text-patching.h diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild index 43b0ae4c2c21..17ee8a273aa6 100644 --- a/arch/sparc/include/asm/Kbuild +++ b/arch/sparc/include/asm/Kbuild @@ -4,3 +4,4 @@ generated-y += syscall_table_64.h generic-y += agp.h generic-y += kvm_para.h generic-y += mcs_spinlock.h +generic-y += text-patching.h diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c index 7a9820797eae..c5ca89e62552 100644 --- a/arch/um/kernel/um_arch.c +++ b/arch/um/kernel/um_arch.c @@ -470,6 +470,11 @@ void *text_poke(void *addr, const void *opcode, size_t len) return memcpy(addr, opcode, len); } +void *text_poke_copy(void *addr, const void *opcode, size_t len) +{ + return text_poke(addr, opcode, len); +} + void text_poke_sync(void) { } diff --git a/arch/x86/include/asm/text-patching.h b/arch/x86/include/asm/text-patching.h index 345aafbc1964..a2424db8e628 100644 --- a/arch/x86/include/asm/text-patching.h +++ b/arch/x86/include/asm/text-patching.h @@ -35,6 +35,7 @@ extern void *text_poke(void *addr, const void *opcode, size_t len); extern void text_poke_sync(void); extern void *text_poke_kgdb(void *addr, const void *opcode, size_t len); extern void *text_poke_copy(void *addr, const void *opcode, size_t len); +#define text_poke_copy text_poke_copy extern void *text_poke_copy_locked(void *addr, const void *opcode, size_t len, bool core_ok); extern void *text_poke_set(void *addr, int c, size_t len); extern int poke_int3_handler(struct pt_regs *regs); diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild index fa07c686cbcc..cc5dba738389 100644 --- a/arch/xtensa/include/asm/Kbuild +++ b/arch/xtensa/include/asm/Kbuild @@ -8,3 +8,4 @@ generic-y += parport.h generic-y += qrwlock.h generic-y += qspinlock.h generic-y += user.h +generic-y += text-patching.h diff --git a/include/asm-generic/text-patching.h b/include/asm-generic/text-patching.h new file mode 100644 index 000000000000..2245c641b741 --- /dev/null +++ b/include/asm-generic/text-patching.h @@ -0,0 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_GENERIC_TEXT_PATCHING_H +#define _ASM_GENERIC_TEXT_PATCHING_H + +#endif /* _ASM_GENERIC_TEXT_PATCHING_H */ diff --git a/include/linux/text-patching.h b/include/linux/text-patching.h new file mode 100644 index 000000000000..ad5877ab0855 --- /dev/null +++ b/include/linux/text-patching.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_TEXT_PATCHING_H +#define _LINUX_TEXT_PATCHING_H + +#include + +#ifndef text_poke_copy +static inline void *text_poke_copy(void *dst, const void *src, size_t len) +{ + return memcpy(dst, src, len); +} +#define text_poke_copy text_poke_copy +#endif + +#endif /* _LINUX_TEXT_PATCHING_H */ -- 2.43.0