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authorJosh Poimboeuf <jpoimboe@kernel.org>2023-04-13 02:49:35 +0300
committerPeter Zijlstra <peterz@infradead.org>2023-04-14 18:31:25 +0300
commit7412a60decec2a6744cf773280ff17a0f89e8395 (patch)
tree825c7736dfa30962a345e09ac77982cb47809558 /arch/arm64
parent5ab6876c7843db5fe8bef691c5fdb92518b12070 (diff)
downloadlinux-7412a60decec2a6744cf773280ff17a0f89e8395.tar.xz
cpu: Mark panic_smp_self_stop() __noreturn
In preparation for improving objtool's handling of weak noreturn functions, mark panic_smp_self_stop() __noreturn. Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lore.kernel.org/r/92d76ab5c8bf660f04fdcd3da1084519212de248.1681342859.git.jpoimboe@kernel.org
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/include/asm/smp.h1
-rw-r--r--arch/arm64/kernel/smp.c2
2 files changed, 1 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/smp.h b/arch/arm64/include/asm/smp.h
index 07f4ea1490f4..f2d26235bfb4 100644
--- a/arch/arm64/include/asm/smp.h
+++ b/arch/arm64/include/asm/smp.h
@@ -143,7 +143,6 @@ bool cpus_are_stuck_in_kernel(void);
extern void crash_smp_send_stop(void);
extern bool smp_crash_stop_failed(void);
-extern void panic_smp_self_stop(void);
#endif /* ifndef __ASSEMBLY__ */
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 07d156fddb5f..05fe797e4203 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -830,7 +830,7 @@ static void __noreturn local_cpu_stop(void)
* that cpu_online_mask gets correctly updated and smp_send_stop() can skip
* CPUs that have already stopped themselves.
*/
-void panic_smp_self_stop(void)
+void __noreturn panic_smp_self_stop(void)
{
local_cpu_stop();
}