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| author | Al Viro <viro@zeniv.linux.org.uk> | 2008-08-18 03:05:42 +0200 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2008-10-23 07:55:20 +0200 |
| commit | bb8985586b7a906e116db835c64773b7a7d51663 (patch) | |
| tree | de93ae58e88cc563d95cc124a73f3930594c6100 /arch/x86/include/asm/resume-trace.h | |
| parent | x86, um: initial part of asm-um move (diff) | |
| download | linux-bb8985586b7a906e116db835c64773b7a7d51663.tar.xz linux-bb8985586b7a906e116db835c64773b7a7d51663.zip | |
x86, um: ... and asm-x86 move
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include/asm/resume-trace.h')
| -rw-r--r-- | arch/x86/include/asm/resume-trace.h | 21 |
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 000000000000..e39376d7de50 --- /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 */ |