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authorIngo Molnar <mingo@elte.hu>2008-10-27 10:50:54 +0100
committerIngo Molnar <mingo@elte.hu>2008-10-27 10:50:54 +0100
commit4944dd62de21230af039eda7cd218e9a09021d11 (patch)
treebac70f7bab8506c7e1b0408bacbdb0b1d77262e9 /arch/x86/include/asm/resume-trace.h
parentf17845e5d97ead8fbdadfd40039e058ec7cf4a42 (diff)
parent0173a3265b228da319ceb9c1ec6a5682fd1b2d92 (diff)
Merge commit 'v2.6.28-rc2' into tracing/urgent
Diffstat (limited to 'arch/x86/include/asm/resume-trace.h')
-rw-r--r--arch/x86/include/asm/resume-trace.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/x86/include/asm/resume-trace.h b/arch/x86/include/asm/resume-trace.h
new file mode 100644
index 00000000000..3ff1c2cb1da
--- /dev/null
+++ b/arch/x86/include/asm/resume-trace.h
@@ -0,0 +1,21 @@
+#ifndef _ASM_X86_RESUME_TRACE_H
+#define _ASM_X86_RESUME_TRACE_H
+
+#include <asm/asm.h>
+
+#define TRACE_RESUME(user) \
+do { \
+ if (pm_trace_enabled) { \
+ const void *tracedata; \
+ asm volatile(_ASM_MOV " $1f,%0\n" \
+ ".section .tracedata,\"a\"\n" \
+ "1:\t.word %c1\n\t" \
+ _ASM_PTR " %c2\n" \
+ ".previous" \
+ :"=r" (tracedata) \
+ : "i" (__LINE__), "i" (__FILE__)); \
+ generate_resume_trace(tracedata, user); \
+ } \
+} while (0)
+
+#endif /* _ASM_X86_RESUME_TRACE_H */