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authorIngo Molnar <mingo@elte.hu>2006-07-03 00:24:45 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-03 15:27:03 -0700
commit2601e64d262ee5ed4d4a5737345803800d9c4db3 (patch)
tree67f852752af3c54f745b93f7016cdd7c5ffb1a14 /include/asm-x86_64/system.h
parentc8558fcdecb1f920df8050be4f2d5f499060030e (diff)
[PATCH] lockdep: irqtrace subsystem, x86_64 support
Add irqflags-tracing support to x86_64. [akpm@osdl.org: build fix] Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Andi Kleen <ak@muc.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-x86_64/system.h')
-rw-r--r--include/asm-x86_64/system.h38
1 files changed, 1 insertions, 37 deletions
diff --git a/include/asm-x86_64/system.h b/include/asm-x86_64/system.h
index 68e559f3631c..f67f2873a922 100644
--- a/include/asm-x86_64/system.h
+++ b/include/asm-x86_64/system.h
@@ -244,43 +244,7 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
#define warn_if_not_ulong(x) do { unsigned long foo; (void) (&(x) == &foo); } while (0)
-/* interrupt control.. */
-#define local_save_flags(x) do { warn_if_not_ulong(x); __asm__ __volatile__("# save_flags \n\t pushfq ; popq %q0":"=g" (x): /* no input */ :"memory"); } while (0)
-#define local_irq_restore(x) __asm__ __volatile__("# restore_flags \n\t pushq %0 ; popfq": /* no output */ :"g" (x):"memory", "cc")
-
-#ifdef CONFIG_X86_VSMP
-/* Interrupt control for VSMP architecture */
-#define local_irq_disable() do { unsigned long flags; local_save_flags(flags); local_irq_restore((flags & ~(1 << 9)) | (1 << 18)); } while (0)
-#define local_irq_enable() do { unsigned long flags; local_save_flags(flags); local_irq_restore((flags | (1 << 9)) & ~(1 << 18)); } while (0)
-
-#define irqs_disabled() \
-({ \
- unsigned long flags; \
- local_save_flags(flags); \
- (flags & (1<<18)) || !(flags & (1<<9)); \
-})
-
-/* For spinlocks etc */
-#define local_irq_save(x) do { local_save_flags(x); local_irq_restore((x & ~(1 << 9)) | (1 << 18)); } while (0)
-#else /* CONFIG_X86_VSMP */
-#define local_irq_disable() __asm__ __volatile__("cli": : :"memory")
-#define local_irq_enable() __asm__ __volatile__("sti": : :"memory")
-
-#define irqs_disabled() \
-({ \
- unsigned long flags; \
- local_save_flags(flags); \
- !(flags & (1<<9)); \
-})
-
-/* For spinlocks etc */
-#define local_irq_save(x) do { warn_if_not_ulong(x); __asm__ __volatile__("# local_irq_save \n\t pushfq ; popq %0 ; cli":"=g" (x): /* no input */ :"memory"); } while (0)
-#endif
-
-/* used in the idle loop; sti takes one instruction cycle to complete */
-#define safe_halt() __asm__ __volatile__("sti; hlt": : :"memory")
-/* used when interrupts are already enabled or to shutdown the processor */
-#define halt() __asm__ __volatile__("hlt": : :"memory")
+#include <linux/irqflags.h>
void cpu_idle_wait(void);