diff options
| author | ad <ad@NetBSD.org> | 2019-11-30 17:45:54 +0000 |
|---|---|---|
| committer | ad <ad@NetBSD.org> | 2019-11-30 17:45:54 +0000 |
| commit | 13df34491c2e32fba811a50df4d10be12e2ee180 (patch) | |
| tree | 636a3d2cbc9a5c6ce36e864bddc83d7fe457619d /sys | |
| parent | 4e8cd322f9559649cd40c1c5bab8a2143aa66a6a (diff) | |
Mark the context switch counters volatile (because preemption).
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/sys/lwp.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/sys/lwp.h b/sys/sys/lwp.h index 4c2b22741fe..496278ed3ab 100644 --- a/sys/sys/lwp.h +++ b/sys/sys/lwp.h @@ -1,4 +1,4 @@ -/* $NetBSD: lwp.h,v 1.190 2019/11/23 19:42:52 ad Exp $ */ +/* $NetBSD: lwp.h,v 1.191 2019/11/30 17:45:54 ad Exp $ */ /* * Copyright (c) 2001, 2006, 2007, 2008, 2009, 2010, 2019 @@ -112,8 +112,8 @@ struct lwp { pri_t l_auxprio; /* l: max(inherit,protect) priority */ int l_protectdepth; /* l: for PTHREAD_PRIO_PROTECT */ SLIST_HEAD(, turnstile) l_pi_lenders; /* l: ts lending us priority */ - uint64_t l_ncsw; /* l: total context switches */ - uint64_t l_nivcsw; /* l: involuntary context switches */ + volatile uint64_t l_ncsw; /* l: total context switches */ + volatile uint64_t l_nivcsw; /* l: involuntary context switches */ u_int l_cpticks; /* (: Ticks of CPU time */ fixpt_t l_pctcpu; /* p: %cpu during l_swtime */ fixpt_t l_estcpu; /* l: cpu time for SCHED_4BSD */ |
