diff mbox series

[18/22] x86/cpu: Mark play_dead() __noreturn

Message ID 6e322880a30ed582847702f400fa99f55be821d3.1675461757.git.jpoimboe@kernel.org
State New
Headers
Series cpu,sched: Mark arch_cpu_idle_dead() __noreturn |

Commit Message

Josh Poimboeuf Feb. 3, 2023, 10:05 p.m. UTC 
  play_dead() doesn't return.  Annotate it as such.  By extension this
also makes arch_cpu_idle_dead() noreturn.

Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
---
 arch/x86/include/asm/smp.h | 2 +-
 arch/x86/kernel/process.c  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index 8f628e08b25a..e6d1d2810e38 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -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();
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index b650cde3f64d..f1ec36caf1d8 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -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();
 }