* [PATCH] riscv: Mark default_power_off() as __noreturn
@ 2026-07-27 10:03 Thorsten Blum
2026-07-29 18:37 ` Paul Walmsley
0 siblings, 1 reply; 2+ messages in thread
From: Thorsten Blum @ 2026-07-27 10:03 UTC (permalink / raw)
To: Paul Walmsley, Palmer Dabbelt, Albert Ou, Alexandre Ghiti
Cc: Thorsten Blum, linux-riscv, linux-kernel
Since default_power_off() never returns, annotate it with the __noreturn
attribute to improve compiler optimizations.
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
arch/riscv/kernel/reset.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/riscv/kernel/reset.c b/arch/riscv/kernel/reset.c
index 912288572226..2ae2e724f385 100644
--- a/arch/riscv/kernel/reset.c
+++ b/arch/riscv/kernel/reset.c
@@ -6,7 +6,7 @@
#include <linux/reboot.h>
#include <linux/pm.h>
-static void default_power_off(void)
+static void __noreturn default_power_off(void)
{
while (1)
wait_for_interrupt();
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] riscv: Mark default_power_off() as __noreturn
2026-07-27 10:03 [PATCH] riscv: Mark default_power_off() as __noreturn Thorsten Blum
@ 2026-07-29 18:37 ` Paul Walmsley
0 siblings, 0 replies; 2+ messages in thread
From: Paul Walmsley @ 2026-07-29 18:37 UTC (permalink / raw)
To: Thorsten Blum
Cc: Paul Walmsley, Palmer Dabbelt, Albert Ou, Alexandre Ghiti,
linux-riscv, linux-kernel
On Mon, 27 Jul 2026, Thorsten Blum wrote:
> Since default_power_off() never returns, annotate it with the __noreturn
> attribute to improve compiler optimizations.
>
> Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Thanks, queued for v7.3.
- Paul
^ permalink raw reply [flat|nested] 2+ messages in thread
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