From 28318daf791b692f2654cb9c89687388063bd42b Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Sat, 21 Jul 2007 17:11:18 +0200 Subject: x86_64: use the global PIT lock Replace the pcspkr private PIT lock by the global PIT lock to serialize the PIT access all over the place. Signed-off-by: Thomas Gleixner Cc: Ingo Molnar Cc: Dmitry Torokhov Signed-off-by: Andrew Morton Signed-off-by: Andi Kleen Signed-off-by: Linus Torvalds --- include/asm-x86_64/i8253.h | 6 ++++++ 1 file changed, 6 insertions(+) create mode 100644 include/asm-x86_64/i8253.h (limited to 'include/asm-x86_64') diff --git a/include/asm-x86_64/i8253.h b/include/asm-x86_64/i8253.h new file mode 100644 index 00000000000..015d8df0769 --- /dev/null +++ b/include/asm-x86_64/i8253.h @@ -0,0 +1,6 @@ +#ifndef __ASM_I8253_H__ +#define __ASM_I8253_H__ + +extern spinlock_t i8253_lock; + +#endif /* __ASM_I8253_H__ */ -- cgit v1.2.3