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linux/tools/objtool
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Peter Zijlstra 54aa76ad5f x86: Mark stop_this_cpu() __noreturn 
[ Upstream commit f9cdf7ca57 ]

vmlinux.o: warning: objtool: smp_stop_nmi_callback()+0x2b: unreachable instruction

0000 0000000000047cf0 <smp_stop_nmi_callback>:
...
0026    47d16:  e8 00 00 00 00          call   47d1b <smp_stop_nmi_callback+0x2b>       47d17: R_X86_64_PLT32   stop_this_cpu-0x4
002b    47d1b:  b8 01 00 00 00          mov    $0x1,%eax

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/20220308154319.290905453@infradead.org
Stable-dep-of: c0dd9245aa ("x86/microcode: Check CPU capabilities after late microcode update correctly")
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2023-03-10 09:39:12 +01:00
..
arch/x86 x86,objtool: Create .return_sites 2022-07-23 12:53:58 +02:00
Documentation objtool: Support stack layout changes in alternatives 2021-01-14 09:53:54 -06:00
include/objtool x86/retbleed: Add fine grained Kconfig knobs 2022-07-23 12:54:10 +02:00
.gitignore objtool: Rework header include paths 2021-01-13 18:13:14 -06:00
Build objtool: Enable compilation of objtool for all architectures 2020-05-20 09:17:28 -05:00
builtin-check.c x86/retbleed: Add fine grained Kconfig knobs 2022-07-23 12:54:10 +02:00
builtin-orc.c objtool: Collate parse_options() users 2021-03-06 12:44:23 +01:00
check.c x86: Mark stop_this_cpu() __noreturn 2023-03-10 09:39:12 +01:00
elf.c objtool: Preserve special st_shndx indexes in elf_update_symbol 2022-10-26 12:34:37 +02:00
Makefile kbuild: Allow kernel installation packaging to override pkg-config 2023-02-01 08:27:30 +01:00
objtool.c x86,objtool: Create .return_sites 2022-07-23 12:53:58 +02:00
orc_dump.c x86/unwind/orc: Change REG_SP_INDIRECT 2021-02-10 20:53:51 +01:00
orc_gen.c objtool: Introduce CFI hash 2022-07-23 12:53:51 +02:00
special.c objtool,x86: Replace alternatives with .retpoline_sites 2022-07-23 12:53:51 +02:00
sync-check.sh Merge branch 'x86/cpu' into WIP.x86/core, to merge the NOP changes & resolve a semantic conflict 2021-04-02 12:36:30 +02:00
weak.c objtool: Refactor ORC section generation 2021-01-14 09:53:42 -06:00