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04:05:59 +0530 From: Bhaskar Chowdhury To: Geert Uytterhoeven Cc: LinuxKernel , torvalds@linux-foundation.org Subject: Re: Build regressions/improvements in v5.12-rc1 Message-ID: Mail-Followup-To: Bhaskar Chowdhury , Geert Uytterhoeven , LinuxKernel , torvalds@linux-foundation.org References: <20210301104316.2766484-1-geert@linux-m68k.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="FERka9MWYhWRlr/1" Content-Disposition: inline In-Reply-To: <20210301104316.2766484-1-geert@linux-m68k.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --FERka9MWYhWRlr/1 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline On 11:43 Mon 01 Mar 2021, Geert Uytterhoeven wrote: If I saw correctly , the tag clearly attached a word with it "dontuse" ... ~Bhaskar >Below is the list of build error/warning regressions/improvements in >v5.12-rc1[1] compared to v5.11[2]. > >Summarized: > - build errors: +2/-0 > - build warnings: +117/-8 > >Happy fixing! ;-) > >Thanks to the linux-next team for providing the build service. > >[1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/fe07bfda2fb9cdef8a4d4008a409bb02f35f1bd8/ (all 192 configs) >[2] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/f40ddce88593482919761f74910f42f4b84c004b/ (all 192 configs) > > >*** ERRORS *** > >2 error regressions: > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dcn_calcs.c: error: implicit declaration of function 'disable_kernel_vsx' [-Werror=implicit-function-declaration]: => 674:2 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dcn_calcs.c: error: implicit declaration of function 'enable_kernel_vsx' [-Werror=implicit-function-declaration]: => 638:2 > > >*** WARNINGS *** > >117 warning regressions: > + /kisskb/src/arch/m68k/include/asm/page_mm.h: warning: ordered comparison of pointer with null pointer [-Wextra]: => 174:49 > + /kisskb/src/arch/s390/boot/mem_detect.c: warning: 'detect_memory' uses dynamic stack allocation: => 176:1 > + /kisskb/src/drivers/clk/xilinx/xlnx_vcu.c: warning: (near initialization for 'parent_data[0]') [-Wmissing-braces]: => 524:9 > + /kisskb/src/drivers/clk/xilinx/xlnx_vcu.c: warning: missing braces around initializer [-Wmissing-braces]: => 524:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c: warning: (near initialization for 'clock_table.DcfClocks') [-Wmissing-braces]: => 880:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c: warning: missing braces around initializer [-Wmissing-braces]: => 880:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/dcn301_smu.c: warning: (near initialization for 'idle_info.idle_info') [-Wmissing-braces]: => 198:8 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/dcn301_smu.c: warning: missing braces around initializer [-Wmissing-braces]: => 198:8 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c: warning: (near initialization for 'dummy_wms.WatermarkRow') [-Wmissing-braces]: => 704:15 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c: warning: (near initialization for 'idle_info.idle_info') [-Wmissing-braces]: => 129:10, 116:11 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn301/vg_clk_mgr.c: warning: missing braces around initializer [-Wmissing-braces]: => 704:15, 116:11, 129:10 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c: warning: (near initialization for 'hw_locks.bits') [-Wmissing-braces]: => 1802:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c: warning: missing braces around initializer [-Wmissing-braces]: => 1802:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_hubp.c: warning: (near initialization for 'rq_regs.rq_regs_l') [-Wmissing-braces]: => 1273:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_hubp.c: warning: missing braces around initializer [-Wmissing-braces]: => 1273:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_hwseq.c: warning: (near initialization for 'hw_locks.bits') [-Wmissing-braces]: => 1223:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_hwseq.c: warning: missing braces around initializer [-Wmissing-braces]: => 1223:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_resource.c: warning: (near initialization for 'dcn2_0_nv12_soc.clock_limits') [-Wmissing-braces]: => 451:15 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_resource.c: warning: missing braces around initializer [-Wmissing-braces]: => 451:15 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_hubp.c: warning: (near initialization for 'rq_regs.rq_regs_l') [-Wmissing-braces]: => 258:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_hubp.c: warning: missing braces around initializer [-Wmissing-braces]: => 258:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_hwseq.c: warning: (near initialization for 'warmup_params.start_address') [-Wmissing-braces]: => 264:9 > + /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_hwseq.c: warning: missing braces around initializer [-Wmissing-braces]: => 264:9 > + /kisskb/src/drivers/media/i2c/imx334.c: warning: (near initialization for 'msgs[0]') [-Wmissing-braces]: => 288:9 > + /kisskb/src/drivers/media/i2c/imx334.c: warning: missing braces around initializer [-Wmissing-braces]: => 288:9 > + /kisskb/src/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c: warning: 'wait_for_states.constprop' uses dynamic stack allocation: => 444:1 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c: warning: (near initialization for 'req.hdr') [-Wmissing-braces]: => 604:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c: warning: (near initialization for 'rsp.hdr') [-Wmissing-braces]: => 605:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c: warning: missing braces around initializer [-Wmissing-braces]: => 604:9, 605:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c: warning: (near initialization for 'cntr_req.hdr') [-Wmissing-braces]: => 878:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c: warning: (near initialization for 'cntr_rsp.hdr') [-Wmissing-braces]: => 879:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c: warning: (near initialization for 'dis_req.hdr') [-Wmissing-braces]: => 1198:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c: warning: (near initialization for 'dummy.packet') [-Wmissing-braces]: => 974:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c: warning: (near initialization for 'free_req.hdr') [-Wmissing-braces]: => 861:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c: warning: (near initialization for 'write_req.hdr') [-Wmissing-braces]: => 1263:9, 972:9 > + /kisskb/src/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_fs.c: warning: missing braces around initializer [-Wmissing-braces]: => 1263:9, 972:9, 878:9, 879:9, 1198:9, 861:9, 974:9 > + /kisskb/src/drivers/net/ethernet/neterion/vxge/vxge-config.c: warning: 'vxge_hw_device_hw_info_get' uses dynamic stack allocation: => 1092:1 > + /kisskb/src/drivers/net/phy/phy_device.c: warning: 'mdio_bus_phy_resume' defined but not used [-Wunused-function]: => 293:12 > + /kisskb/src/drivers/net/phy/phy_device.c: warning: 'mdio_bus_phy_suspend' defined but not used [-Wunused-function]: => 273:12 > + /kisskb/src/drivers/net/wireless/ath/ath11k/qmi.c: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 5 has type 'dma_addr_t {aka unsigned int}' [-Wformat=]: => 1690:8 > + /kisskb/src/drivers/net/wireless/ath/ath11k/qmi.c: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 5 has type 'dma_addr_t' [-Wformat=]: => 1689:4 > + /kisskb/src/drivers/net/wireless/ath/ath11k/qmi.c: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 5 has type 'dma_addr_t' {aka 'unsigned int'} [-Wformat=]: => 1690:8 > + /kisskb/src/drivers/s390/net/ism_drv.c: warning: 'ism_add_vlan_id' uses dynamic stack allocation: => 317:1 > + /kisskb/src/drivers/s390/net/ism_drv.c: warning: 'ism_del_vlan_id' uses dynamic stack allocation: => 331:1 > + /kisskb/src/drivers/s390/net/ism_drv.c: warning: 'ism_probe' uses dynamic stack allocation: => 590:1 > + /kisskb/src/drivers/s390/net/ism_drv.c: warning: 'ism_query_rgid' uses dynamic stack allocation: => 216:1 > + /kisskb/src/drivers/s390/net/ism_drv.c: warning: 'ism_register_dmb' uses dynamic stack allocation: => 282:1 > + /kisskb/src/drivers/s390/net/ism_drv.c: warning: 'ism_signal_ieq' uses dynamic stack allocation: => 359:1 > + /kisskb/src/drivers/s390/net/ism_drv.c: warning: 'ism_unregister_dmb' uses dynamic stack allocation: => 303:1 > + /kisskb/src/drivers/s390/net/ism_drv.c: warning: 'query_info' uses dynamic stack allocation: => 85:1 > + /kisskb/src/drivers/target/iscsi/cxgbit/cxgbit_target.c: warning: 'cxgbit_tx_datain_iso.isra.40' uses dynamic stack allocation: => 481:1 > + /kisskb/src/drivers/target/iscsi/iscsi_target.c: warning: 'iscsit_send_datain' uses dynamic stack allocation: => 2886:1 > + /kisskb/src/fs/btrfs/ref-verify.c: warning: 'inline' is not at beginning of declaration [-Wold-style-declaration]: => 225:1, 221:1 > + /kisskb/src/fs/nfs/super.c: warning: 'nfs_show_stats' uses dynamic stack allocation: => 723:1 > + /kisskb/src/fs/ntfs/aops.c: warning: the frame size of 2224 bytes is larger than 2048 bytes [-Wframe-larger-than=]: => 1311:1 > + /kisskb/src/kernel/bpf/cpumap.c: warning: 'cpu_map_bpf_prog_run_xdp.isra.10' uses dynamic stack allocation: => 238:1 > + /kisskb/src/kernel/bpf/syscall.c: warning: 'bpf_prog_get_info_by_fd.isra.26' uses dynamic stack allocation: => 3670:1 > + /kisskb/src/kernel/bpf/syscall.c: warning: 'bpf_prog_show_fdinfo' uses dynamic stack allocation: => 1784:1 > + /kisskb/src/kernel/dma/debug.c: warning: 'debug_dma_free_coherent' uses dynamic stack allocation: => 1439:1 > + /kisskb/src/kernel/dma/debug.c: warning: 'debug_dma_sync_sg_for_cpu' uses dynamic stack allocation: => 1549:1 > + /kisskb/src/kernel/dma/debug.c: warning: 'debug_dma_sync_sg_for_device' uses dynamic stack allocation: => 1580:1 > + /kisskb/src/kernel/dma/debug.c: warning: 'debug_dma_sync_single_for_cpu' uses dynamic stack allocation: => 1498:1 > + /kisskb/src/kernel/dma/debug.c: warning: 'debug_dma_sync_single_for_device' uses dynamic stack allocation: => 1517:1 > + /kisskb/src/kernel/dma/debug.c: warning: 'debug_dma_unmap_page' uses dynamic stack allocation: => 1290:1 > + /kisskb/src/kernel/dma/debug.c: warning: 'debug_dma_unmap_resource' uses dynamic stack allocation: => 1480:1 > + /kisskb/src/kernel/dma/debug.c: warning: 'debug_dma_unmap_sg' uses dynamic stack allocation: => 1378:1 > + /kisskb/src/kernel/events/core.c: warning: '___perf_sw_event' uses dynamic stack allocation: => 9235:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_aux_event' uses dynamic stack allocation: => 8422:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_bpf_output' uses dynamic stack allocation: => 8719:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_cgroup_output' uses dynamic stack allocation: => 7972:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_comm_output' uses dynamic stack allocation: => 7750:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_ksymbol_output' uses dynamic stack allocation: => 8630:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_mmap_output' uses dynamic stack allocation: => 8128:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_namespaces_output' uses dynamic stack allocation: => 7849:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_read_event' uses dynamic stack allocation: => 7369:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_switch_output' uses dynamic stack allocation: => 8514:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_task_output' uses dynamic stack allocation: => 7656:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_event_text_poke_output' uses dynamic stack allocation: => 8837:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_log_itrace_start' uses dynamic stack allocation: => 8910:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_log_lost_samples' uses dynamic stack allocation: => 8455:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_log_throttle' uses dynamic stack allocation: => 8585:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_swevent_hrtimer' uses dynamic stack allocation: => 10394:1 > + /kisskb/src/kernel/events/core.c: warning: 'perf_tp_event' uses dynamic stack allocation: => 9549:1 > + /kisskb/src/kernel/rseq.c: warning: '__rseq_handle_notify_resume' uses dynamic stack allocation: => 281:1 > + /kisskb/src/kernel/rseq.c: warning: 'rseq_syscall' uses dynamic stack allocation: => 300:1 > + /kisskb/src/kernel/smp.c: warning: 'smp_call_function_single' uses dynamic stack allocation: => 521:1 > + /kisskb/src/lib/crypto/chacha20poly1305.c: warning: 'chacha20poly1305_crypt_sg_inplace' uses dynamic stack allocation: => 331:1 > + /kisskb/src/lib/test_stackinit.c: warning: 'leaf_big_hole_dynamic_all' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'leaf_big_hole_dynamic_partial.isra.29' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'leaf_big_hole_none.isra.63' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'leaf_big_hole_runtime_all.isra.49' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'leaf_big_hole_runtime_partial.isra.41' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'leaf_big_hole_static_all' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'leaf_big_hole_static_partial.isra.17' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'leaf_big_hole_zero.isra.9' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'test_big_hole_dynamic_all' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'test_big_hole_dynamic_partial' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'test_big_hole_none' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'test_big_hole_runtime_all' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'test_big_hole_runtime_partial' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'test_big_hole_static_all' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'test_big_hole_static_partial' uses dynamic stack allocation: => 255:15 > + /kisskb/src/lib/test_stackinit.c: warning: 'test_big_hole_zero' uses dynamic stack allocation: => 255:15 > + /kisskb/src/mm/slub.c: warning: '___slab_alloc' uses dynamic stack allocation: => 2768:1 > + /kisskb/src/mm/slub.c: warning: '__slab_free' uses dynamic stack allocation: => 3092:1 > + /kisskb/src/mm/slub.c: warning: 'deactivate_slab.isra.64' uses dynamic stack allocation: => 2304:1 > + /kisskb/src/mm/slub.c: warning: 'deactivate_slab.isra.65' uses dynamic stack allocation: => 2304:1 > + /kisskb/src/mm/slub.c: warning: 'get_partial_node.isra.63' uses dynamic stack allocation: => 2014:1 > + /kisskb/src/mm/slub.c: warning: 'get_partial_node.isra.64' uses dynamic stack allocation: => 2014:1 > + /kisskb/src/mm/slub.c: warning: 'unfreeze_partials.isra.62' uses dynamic stack allocation: => 2372:1 > + /kisskb/src/mm/slub.c: warning: 'unfreeze_partials.isra.63' uses dynamic stack allocation: => 2372:1 > + /kisskb/src/mm/z3fold.c: warning: 'z3fold_reclaim_page.constprop' uses dynamic stack allocation: => 1471:1 > + /kisskb/src/net/bridge/br_netlink.c: warning: 'br_fill_linkxstats' uses dynamic stack allocation: => 1753:1 > + /kisskb/src/net/bridge/br_vlan.c: warning: 'br_vlan_fill_vids' uses dynamic stack allocation: => 1672:1 > + /kisskb/src/net/bridge/netfilter/ebtables.c: warning: 'compat_copy_everything_to_user' uses dynamic stack allocation: => 1767:1 > + arch/sparc/configs/sparc64_defconfig: warning: override: reassigning to symbol ATA: => 237 > + arch/sparc/configs/sparc64_defconfig: warning: override: reassigning to symbol HAPPYMEAL: => 239 > >8 warning improvements: > - /kisskb/src/arch/sparc/include/asm/cmpxchg_32.h: warning: value computed is not used [-Wunused-value]: 28:22 => > - /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_hw_lock_mgr.c: warning: (near initialization for 'cmd.lock_hw') [-Wmissing-braces]: 36:8 => > - /kisskb/src/drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_hw_lock_mgr.c: warning: missing braces around initializer [-Wmissing-braces]: 36:8 => > - /kisskb/src/drivers/net/ethernet/aurora/nb8800.h: warning: "TCR_DIE" redefined: 92 => > - /kisskb/src/drivers/net/ethernet/freescale/fec_main.c: warning: unused variable 'pdata' [-Wunused-variable]: 1667:28 => > - /kisskb/src/drivers/net/ethernet/freescale/fec_main.c: warning: unused variable 'val' [-Wunused-variable]: 948:6 => > - /kisskb/src/drivers/rtc/rtc-rx6110.c: warning: 'rx6110_probe' defined but not used [-Wunused-function]: 314:12 => > - warning: unmet direct dependencies detected for COMPAT_BINFMT_ELF: N/A => > >Gr{oetje,eeting}s, > > Geert > >-- >Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org > >In personal conversations with technical people, I call myself a hacker. 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