Re: [PATCH 09/14] powerpc/64s: idle hmi wakeup is unlikely
From: Gautham R Shenoy <hidden>
Date: 2017-06-12 15:03:32
On Mon, Jun 12, 2017 at 09:58:30AM +1000, Nicholas Piggin wrote:
In a busy system, idle wakeups can be expected from IPIs and device interrupts. Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Gautham R. Shenoy <redacted>
quoted hunk ↗ jump to hunk
--- arch/powerpc/kernel/idle_book3s.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/arch/powerpc/kernel/idle_book3s.S b/arch/powerpc/kernel/idle_book3s.S index 6305d4d7a268..32b76fb28352 100644 --- a/arch/powerpc/kernel/idle_book3s.S +++ b/arch/powerpc/kernel/idle_book3s.S@@ -306,7 +306,7 @@ FTR_SECTION_ELSE_NESTED(66); \ rlwinm r0,r12,45-31,0xe; /* P7 wake reason field is 3 bits */ \ ALT_FTR_SECTION_END_NESTED_IFSET(CPU_FTR_ARCH_207S, 66); \ cmpwi r0,0xa; /* Hypervisor maintenance ? */ \ - bne 20f; \ + bne+ 20f; \ /* Invoke opal call to handle hmi */ \ ld r2,PACATOC(r13); \ ld r1,PACAR1(r13); \-- 2.11.0