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author | Nigel Cunningham <nigel@nigel.suspend2.net> | 2007-07-21 17:10:41 +0200 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-21 18:37:10 -0700 |
commit | 44bf4cea43816d43deab73c1c16361e899996eaa (patch) | |
tree | 7ed3e6672f6abe3a68a79c77a7af125d0e0dab21 /include/linux/resume-trace.h | |
parent | 9ef231a436fddb34d806f599c97b479691b3c38b (diff) | |
download | lwn-44bf4cea43816d43deab73c1c16361e899996eaa.tar.gz lwn-44bf4cea43816d43deab73c1c16361e899996eaa.zip |
x86: PM_TRACE support
Signed-off-by: Nigel Cunningham <nigel@nigel.suspend2.net>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Pavel Machek <pavel@ucw.cz>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/resume-trace.h')
-rw-r--r-- | include/linux/resume-trace.h | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/include/linux/resume-trace.h b/include/linux/resume-trace.h index 81e9299ca148..f3f4f28c6960 100644 --- a/include/linux/resume-trace.h +++ b/include/linux/resume-trace.h @@ -2,6 +2,7 @@ #define RESUME_TRACE_H #ifdef CONFIG_PM_TRACE +#include <asm/resume-trace.h> extern int pm_trace_enabled; @@ -9,20 +10,10 @@ struct device; extern void set_trace_device(struct device *); extern void generate_resume_trace(void *tracedata, unsigned int user); -#define TRACE_DEVICE(dev) set_trace_device(dev) -#define TRACE_RESUME(user) do { \ - if (pm_trace_enabled) { \ - void *tracedata; \ - asm volatile("movl $1f,%0\n" \ - ".section .tracedata,\"a\"\n" \ - "1:\t.word %c1\n" \ - "\t.long %c2\n" \ - ".previous" \ - :"=r" (tracedata) \ - : "i" (__LINE__), "i" (__FILE__)); \ - generate_resume_trace(tracedata, user); \ - } \ -} while (0) +#define TRACE_DEVICE(dev) do { \ + if (pm_trace_enabled) \ + set_trace_device(dev); \ + } while(0) #else |