diff options
| author | Martin Pieuchot <mpi@cvs.openbsd.org> | 2013-02-11 17:05:26 +0000 |
|---|---|---|
| committer | Martin Pieuchot <mpi@cvs.openbsd.org> | 2013-02-11 17:05:26 +0000 |
| commit | 0bc83736ede1f82c457e48727982eae123b2a215 (patch) | |
| tree | f169dcb391924b9a9743965a7212c6aac4e50a60 /sys/arch/powerpc/include | |
| parent | a9adb71cfc4f8563cec7231e996164c74b19585c (diff) | |
Fix kernel profiling on MP systems by using per-CPU buffer. Previously
various CPUs were iterating over the same global buffer at the same
time to modify it and never ended.
This diff includes some ideas submited by Thor Simon to NetBSD via miod@.
ok mikeb@, haesbaert@
Diffstat (limited to 'sys/arch/powerpc/include')
| -rw-r--r-- | sys/arch/powerpc/include/cpu.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/arch/powerpc/include/cpu.h b/sys/arch/powerpc/include/cpu.h index d4237733cd8..7715195bde4 100644 --- a/sys/arch/powerpc/include/cpu.h +++ b/sys/arch/powerpc/include/cpu.h @@ -1,4 +1,4 @@ -/* $OpenBSD: cpu.h,v 1.48 2012/12/08 12:49:00 mpi Exp $ */ +/* $OpenBSD: cpu.h,v 1.49 2013/02/11 17:05:25 mpi Exp $ */ /* $NetBSD: cpu.h,v 1.1 1996/09/30 16:34:21 ws Exp $ */ /* @@ -85,6 +85,9 @@ struct cpu_info { #ifdef DIAGNOSTIC int ci_mutex_level; #endif +#ifdef GPROF + struct gmonparam *ci_gmon; +#endif }; static __inline struct cpu_info * |