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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-05 14:55:20 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-05 14:55:20 -0700 |
commit | ea62ccd00fd0b6720b033adfc9984f31130ce195 (patch) | |
tree | 9837b797b2466fffcb0af96c388b06eae9c3df18 /include/asm-i386/irqflags.h | |
parent | 886a0768affe9a32f18c45f8e1393bca9ece5392 (diff) | |
parent | 35060b6a9a4e1c89bc6fbea61090e302dbc61847 (diff) | |
download | op-kernel-dev-ea62ccd00fd0b6720b033adfc9984f31130ce195.zip op-kernel-dev-ea62ccd00fd0b6720b033adfc9984f31130ce195.tar.gz |
Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: (231 commits)
[PATCH] i386: Don't delete cpu_devs data to identify different x86 types in late_initcall
[PATCH] i386: type may be unused
[PATCH] i386: Some additional chipset register values validation.
[PATCH] i386: Add missing !X86_PAE dependincy to the 2G/2G split.
[PATCH] x86-64: Don't exclude asm-offsets.c in Documentation/dontdiff
[PATCH] i386: avoid redundant preempt_disable in __unlazy_fpu
[PATCH] i386: white space fixes in i387.h
[PATCH] i386: Drop noisy e820 debugging printks
[PATCH] x86-64: Fix allnoconfig error in genapic_flat.c
[PATCH] x86-64: Shut up warnings for vfat compat ioctls on other file systems
[PATCH] x86-64: Share identical video.S between i386 and x86-64
[PATCH] x86-64: Remove CONFIG_REORDER
[PATCH] x86-64: Print type and size correctly for unknown compat ioctls
[PATCH] i386: Remove copy_*_user BUG_ONs for (size < 0)
[PATCH] i386: Little cleanups in smpboot.c
[PATCH] x86-64: Don't enable NUMA for a single node in K8 NUMA scanning
[PATCH] x86: Use RDTSCP for synchronous get_cycles if possible
[PATCH] i386: Add X86_FEATURE_RDTSCP
[PATCH] i386: Implement X86_FEATURE_SYNC_RDTSC on i386
[PATCH] i386: Implement alternative_io for i386
...
Fix up trivial conflict in include/linux/highmem.h manually.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-i386/irqflags.h')
-rw-r--r-- | include/asm-i386/irqflags.h | 64 |
1 files changed, 44 insertions, 20 deletions
diff --git a/include/asm-i386/irqflags.h b/include/asm-i386/irqflags.h index 17b18cf..eff8585 100644 --- a/include/asm-i386/irqflags.h +++ b/include/asm-i386/irqflags.h @@ -9,6 +9,43 @@ */ #ifndef _ASM_IRQFLAGS_H #define _ASM_IRQFLAGS_H +#include <asm/processor-flags.h> + +#ifndef __ASSEMBLY__ +static inline unsigned long native_save_fl(void) +{ + unsigned long f; + asm volatile("pushfl ; popl %0":"=g" (f): /* no input */); + return f; +} + +static inline void native_restore_fl(unsigned long f) +{ + asm volatile("pushl %0 ; popfl": /* no output */ + :"g" (f) + :"memory", "cc"); +} + +static inline void native_irq_disable(void) +{ + asm volatile("cli": : :"memory"); +} + +static inline void native_irq_enable(void) +{ + asm volatile("sti": : :"memory"); +} + +static inline void native_safe_halt(void) +{ + asm volatile("sti; hlt": : :"memory"); +} + +static inline void native_halt(void) +{ + asm volatile("hlt": : :"memory"); +} +#endif /* __ASSEMBLY__ */ #ifdef CONFIG_PARAVIRT #include <asm/paravirt.h> @@ -17,35 +54,22 @@ static inline unsigned long __raw_local_save_flags(void) { - unsigned long flags; - - __asm__ __volatile__( - "pushfl ; popl %0" - : "=g" (flags) - : /* no input */ - ); - - return flags; + return native_save_fl(); } static inline void raw_local_irq_restore(unsigned long flags) { - __asm__ __volatile__( - "pushl %0 ; popfl" - : /* no output */ - :"g" (flags) - :"memory", "cc" - ); + native_restore_fl(flags); } static inline void raw_local_irq_disable(void) { - __asm__ __volatile__("cli" : : : "memory"); + native_irq_disable(); } static inline void raw_local_irq_enable(void) { - __asm__ __volatile__("sti" : : : "memory"); + native_irq_enable(); } /* @@ -54,7 +78,7 @@ static inline void raw_local_irq_enable(void) */ static inline void raw_safe_halt(void) { - __asm__ __volatile__("sti; hlt" : : : "memory"); + native_safe_halt(); } /* @@ -63,7 +87,7 @@ static inline void raw_safe_halt(void) */ static inline void halt(void) { - __asm__ __volatile__("hlt": : :"memory"); + native_halt(); } /* @@ -96,7 +120,7 @@ static inline unsigned long __raw_local_irq_save(void) static inline int raw_irqs_disabled_flags(unsigned long flags) { - return !(flags & (1 << 9)); + return !(flags & X86_EFLAGS_IF); } static inline int raw_irqs_disabled(void) |