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| author | Zhonghui Fu <zhonghui.fu@linux.intel.com> | 2015-03-18 15:54:27 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-03-18 15:54:27 +0100 |
| commit | 431d452af13720463dda498999b2e9a08729c03a (patch) | |
| tree | 581e00b8b20d6fbc60df1d0d0c4390141abe1f4f /arch/x86 | |
| parent | 1d4a9c17d4d204a159139361e8d4db7f9f267879 (diff) | |
| download | op-kernel-dev-431d452af13720463dda498999b2e9a08729c03a.zip op-kernel-dev-431d452af13720463dda498999b2e9a08729c03a.tar.gz | |
PM / sleep: add pm-trace support for suspending phase
Occasionally, the system can't come back up after suspend/resume
due to problems of device suspending phase. This patch make
PM_TRACE infrastructure cover device suspending phase of
suspend/resume process, and the information in RTC can tell
developers which device suspending function make system hang.
Signed-off-by: Zhonghui Fu <zhonghui.fu@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/pm-trace.h (renamed from arch/x86/include/asm/resume-trace.h) | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/x86/include/asm/resume-trace.h b/arch/x86/include/asm/pm-trace.h index 3ff1c2c..7b7ac42 100644 --- a/arch/x86/include/asm/resume-trace.h +++ b/arch/x86/include/asm/pm-trace.h @@ -1,5 +1,5 @@ -#ifndef _ASM_X86_RESUME_TRACE_H -#define _ASM_X86_RESUME_TRACE_H +#ifndef _ASM_X86_PM_TRACE_H +#define _ASM_X86_PM_TRACE_H #include <asm/asm.h> @@ -14,8 +14,10 @@ do { \ ".previous" \ :"=r" (tracedata) \ : "i" (__LINE__), "i" (__FILE__)); \ - generate_resume_trace(tracedata, user); \ + generate_pm_trace(tracedata, user); \ } \ } while (0) -#endif /* _ASM_X86_RESUME_TRACE_H */ +#define TRACE_SUSPEND(user) TRACE_RESUME(user) + +#endif /* _ASM_X86_PM_TRACE_H */ |
