diff options
Diffstat (limited to 'linux/dev/include/asm-i386/system.h')
| -rw-r--r-- | linux/dev/include/asm-i386/system.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/linux/dev/include/asm-i386/system.h b/linux/dev/include/asm-i386/system.h index f26a33e7..41eb65a4 100644 --- a/linux/dev/include/asm-i386/system.h +++ b/linux/dev/include/asm-i386/system.h @@ -1,6 +1,8 @@ #ifndef __ASM_SYSTEM_H #define __ASM_SYSTEM_H +#include <i386/ipl.h> /* curr_ipl, splx */ + #include <asm/segment.h> /* @@ -223,10 +225,8 @@ static inline unsigned long __xchg(unsigned long x, void * ptr, int size) #define mb() __asm__ __volatile__ ("" : : :"memory") #define __sti() __asm__ __volatile__ ("sti": : :"memory") #define __cli() __asm__ __volatile__ ("cli": : :"memory") -#define __save_flags(x) \ -__asm__ __volatile__("pushf ; pop %0" : "=r" (x): /* no input */ :"memory") -#define __restore_flags(x) \ -__asm__ __volatile__("push %0 ; popf": /* no output */ :"g" (x):"memory") +#define __save_flags(x) (x = ((curr_ipl > 0) ? 0 : (1 << 9))) +#define __restore_flags(x) splx((x & (1 << 9)) ? 0 : 7) #ifdef __SMP__ |