From: Christian Borntraeger Date: Tue, 16 Dec 2014 09:25:37 +0000 (+0100) Subject: s390/kernel: use stnsm 255 instead of stosm 0 X-Git-Tag: v3.19-rc5~23^2~6 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=81fc77fbfc1553aee35e33af89959be1d8c81db2;p=uclinux-h8%2Flinux.git s390/kernel: use stnsm 255 instead of stosm 0 On some models, stnsm 255 might be slightly faster than stosm 0. Signed-off-by: Christian Borntraeger Signed-off-by: Martin Schwidefsky --- diff --git a/arch/s390/include/asm/irqflags.h b/arch/s390/include/asm/irqflags.h index 37b9091ab8c0..16aa0c779e07 100644 --- a/arch/s390/include/asm/irqflags.h +++ b/arch/s390/include/asm/irqflags.h @@ -36,7 +36,7 @@ static inline notrace void __arch_local_irq_ssm(unsigned long flags) static inline notrace unsigned long arch_local_save_flags(void) { - return __arch_local_irq_stosm(0x00); + return __arch_local_irq_stnsm(0xff); } static inline notrace unsigned long arch_local_irq_save(void)