diff options
| author | attilio <attilio@FreeBSD.org> | 2011-04-30 22:33:11 +0000 |
|---|---|---|
| committer | attilio <attilio@FreeBSD.org> | 2011-04-30 22:33:11 +0000 |
| commit | 5d1f479a00fe7df60e46d8e0d48b5e50f09e026b (patch) | |
| tree | c1fd8336103f12e0c57bb243e176c61e1de0e8be /sys/dev/hwpmc | |
| parent | d0e06d02bc16b86afdae303a0b8a82812a55e8ac (diff) | |
| download | FreeBSD-src-5d1f479a00fe7df60e46d8e0d48b5e50f09e026b.zip FreeBSD-src-5d1f479a00fe7df60e46d8e0d48b5e50f09e026b.tar.gz | |
Remove unnecessary usage of memory barriers when dealing with
pmc_cpumask.
Discussed with: fabient
Diffstat (limited to 'sys/dev/hwpmc')
| -rw-r--r-- | sys/dev/hwpmc/hwpmc_mod.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/dev/hwpmc/hwpmc_mod.c b/sys/dev/hwpmc/hwpmc_mod.c index 4fa169c..55ed262 100644 --- a/sys/dev/hwpmc/hwpmc_mod.c +++ b/sys/dev/hwpmc/hwpmc_mod.c @@ -4083,7 +4083,7 @@ pmc_process_interrupt(int cpu, struct pmc *pm, struct trapframe *tf, done: /* mark CPU as needing processing */ - atomic_set_rel_int(&pmc_cpumask, (1 << cpu)); + atomic_set_int(&pmc_cpumask, (1 << cpu)); return (error); } @@ -4193,7 +4193,7 @@ pmc_process_samples(int cpu) break; if (ps->ps_nsamples == PMC_SAMPLE_INUSE) { /* Need a rescan at a later time. */ - atomic_set_rel_int(&pmc_cpumask, (1 << cpu)); + atomic_set_int(&pmc_cpumask, (1 << cpu)); break; } @@ -4782,7 +4782,7 @@ pmc_cleanup(void) PMCDBG(MOD,INI,0, "%s", "cleanup"); /* switch off sampling */ - atomic_store_rel_int(&pmc_cpumask, 0); + atomic_store_int(&pmc_cpumask, 0); pmc_intr = NULL; sx_xlock(&pmc_sx); |
