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/m68k | |
| 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/m68k')
| -rw-r--r-- | sys/arch/m68k/include/cpu.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/arch/m68k/include/cpu.h b/sys/arch/m68k/include/cpu.h index 4a3df3f5514..723e39c1693 100644 --- a/sys/arch/m68k/include/cpu.h +++ b/sys/arch/m68k/include/cpu.h @@ -1,4 +1,4 @@ -/* $OpenBSD: cpu.h,v 1.26 2012/12/02 07:03:31 guenther Exp $ */ +/* $OpenBSD: cpu.h,v 1.27 2013/02/11 17:05:25 mpi Exp $ */ /* $NetBSD: cpu.h,v 1.3 1997/02/02 06:56:57 thorpej Exp $ */ /* @@ -59,6 +59,9 @@ struct cpu_info { #ifdef DIAGNOSTIC int ci_mutex_level; #endif +#ifdef GPROF + struct gmonparam *ci_gmon; +#endif }; extern struct cpu_info cpu_info_store; |