[PATCH] x86_64: Remove enable/disable_hlt

Was only used by the floppy driver to work around some ancient
hardware bug that should never occur on any 64bit system.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 0 insertions, 7 deletions

diff --git a/include/asm-x86_64/system.h b/include/asm-x86_64/system.h
index b34cc2ee222..1200ea2ea12 100644
--- a/include/asm-x86_64/system.h
+++ b/include/asm-x86_64/system.h
@@ -330,13 +330,6 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
 
 void cpu_idle_wait(void);
 
-/*
- * disable hlt during certain critical i/o operations
- */
-#define HAVE_DISABLE_HLT
-void disable_hlt(void);
-void enable_hlt(void);
-
 extern unsigned long arch_align_stack(unsigned long sp);
 
 #endif