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authorGlauber de Oliveira Costa <gcosta@redhat.com>2008-01-30 13:30:33 +0100
committerIngo Molnar <mingo@elte.hu>2008-01-30 13:30:33 +0100
commit2fed0c507cf0101d511366f36e8573f403dbfea5 (patch)
treed73332fca3b4a515755ad10b313780ca54f84fc1 /include/asm-x86/spinlock.h
parent6abcd98ffafbff81f0bfd7ee1d129e634af13245 (diff)
downloadop-kernel-dev-2fed0c507cf0101d511366f36e8573f403dbfea5.zip
op-kernel-dev-2fed0c507cf0101d511366f36e8573f403dbfea5.tar.gz
x86: consolidate spinlock.h
The cli and sti instructions need to be replaced by paravirt hooks. For the i386 architecture, this is already done. The code requirements aren't much different from x86_64 POV, so this part is consolidated in the common header Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Acked-by: Jeremy Fitzhardinge <jeremy@xensource.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/spinlock.h')
-rw-r--r--include/asm-x86/spinlock.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/asm-x86/spinlock.h b/include/asm-x86/spinlock.h
index d74d85e..e1d555a 100644
--- a/include/asm-x86/spinlock.h
+++ b/include/asm-x86/spinlock.h
@@ -1,5 +1,19 @@
+#ifndef _X86_SPINLOCK_H_
+#define _X86_SPINLOCK_H_
+
+#ifdef CONFIG_PARAVIRT
+#include <asm/paravirt.h>
+#else
+#define CLI_STRING "cli"
+#define STI_STRING "sti"
+#define CLI_STI_CLOBBERS
+#define CLI_STI_INPUT_ARGS
+#endif /* CONFIG_PARAVIRT */
+
#ifdef CONFIG_X86_32
# include "spinlock_32.h"
#else
# include "spinlock_64.h"
#endif
+
+#endif
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