Commit eab89405 authored by Josh Poimboeuf's avatar Josh Poimboeuf
Browse files

x86/cpu: Mark play_dead() __noreturn 

play_dead() doesn't return.  Annotate it as such.  By extension this
also makes arch_cpu_idle_dead() noreturn.

Link: https://lore.kernel.org/r/f3a069e6869c51ccfdda656b76882363bc9fcfa4.1676358308.git.jpoimboe@kernel.org


Signed-off-by: default avatarJosh Poimboeuf <jpoimboe@kernel.org>
parent a02f50b5

arch/x86/include/asm/smp.h

+1 −1
Original line number Diff line number Diff line
@@ -93,7 +93,7 @@ static inline void __cpu_die(unsigned int cpu) 
	smp_ops.cpu_die(cpu);

}



static inline void play_dead(void)

static inline void __noreturn play_dead(void)

{

	smp_ops.play_dead();

	BUG();

arch/x86/kernel/process.c

+1 −1
Original line number Diff line number Diff line
@@ -715,7 +715,7 @@ static bool x86_idle_set(void) 
}



#ifndef CONFIG_SMP

static inline void play_dead(void)

static inline void __noreturn play_dead(void)

{

	BUG();

}