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/hppa/include/cpu.h | |
| 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/hppa/include/cpu.h')
| -rw-r--r-- | sys/arch/hppa/include/cpu.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/arch/hppa/include/cpu.h b/sys/arch/hppa/include/cpu.h index c74038cd926..203ec4e3675 100644 --- a/sys/arch/hppa/include/cpu.h +++ b/sys/arch/hppa/include/cpu.h @@ -1,4 +1,4 @@ -/* $OpenBSD: cpu.h,v 1.81 2012/12/02 07:03:31 guenther Exp $ */ +/* $OpenBSD: cpu.h,v 1.82 2013/02/11 17:05:25 mpi Exp $ */ /* * Copyright (c) 2000-2004 Michael Shalayeff @@ -103,6 +103,9 @@ struct cpu_info { #ifdef DIAGNOSTIC int ci_mutex_level; #endif +#ifdef GPROF + struct gmonparam *ci_gmon; +#endif } __attribute__((__aligned__(64))); #define CPUF_RUNNING 0x0001 /* CPU is running. */ |