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/vax | |
| 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/vax')
| -rw-r--r-- | sys/arch/vax/include/cpu.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/arch/vax/include/cpu.h b/sys/arch/vax/include/cpu.h index a9e076ab2ea..f8f6ba281c2 100644 --- a/sys/arch/vax/include/cpu.h +++ b/sys/arch/vax/include/cpu.h @@ -1,4 +1,4 @@ -/* $OpenBSD: cpu.h,v 1.42 2012/12/05 23:20:15 deraadt Exp $ */ +/* $OpenBSD: cpu.h,v 1.43 2013/02/11 17:05:25 mpi Exp $ */ /* $NetBSD: cpu.h,v 1.41 1999/10/21 20:01:36 ragge Exp $ */ /* @@ -55,6 +55,9 @@ struct cpu_info { #ifdef DIAGNOSTIC int ci_mutex_level; #endif +#ifdef GPROF + struct gmonparam *ci_gmon; +#endif }; extern struct cpu_info cpu_info_store; |