diff options
Diffstat (limited to 'kernel/cgroup/rstat.c')
| -rw-r--r-- | kernel/cgroup/rstat.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/kernel/cgroup/rstat.c b/kernel/cgroup/rstat.c index 7f0e58917432..b264ab5652ba 100644 --- a/kernel/cgroup/rstat.c +++ b/kernel/cgroup/rstat.c @@ -347,19 +347,20 @@ static void cgroup_base_stat_flush(struct cgroup *cgrp, int cpu) } static struct cgroup_rstat_cpu * -cgroup_base_stat_cputime_account_begin(struct cgroup *cgrp) +cgroup_base_stat_cputime_account_begin(struct cgroup *cgrp, unsigned long *flags) { struct cgroup_rstat_cpu *rstatc; rstatc = get_cpu_ptr(cgrp->rstat_cpu); - u64_stats_update_begin(&rstatc->bsync); + *flags = u64_stats_update_begin_irqsave(&rstatc->bsync); return rstatc; } static void cgroup_base_stat_cputime_account_end(struct cgroup *cgrp, - struct cgroup_rstat_cpu *rstatc) + struct cgroup_rstat_cpu *rstatc, + unsigned long flags) { - u64_stats_update_end(&rstatc->bsync); + u64_stats_update_end_irqrestore(&rstatc->bsync, flags); cgroup_rstat_updated(cgrp, smp_processor_id()); put_cpu_ptr(rstatc); } @@ -367,18 +368,20 @@ static void cgroup_base_stat_cputime_account_end(struct cgroup *cgrp, void __cgroup_account_cputime(struct cgroup *cgrp, u64 delta_exec) { struct cgroup_rstat_cpu *rstatc; + unsigned long flags; - rstatc = cgroup_base_stat_cputime_account_begin(cgrp); + rstatc = cgroup_base_stat_cputime_account_begin(cgrp, &flags); rstatc->bstat.cputime.sum_exec_runtime += delta_exec; - cgroup_base_stat_cputime_account_end(cgrp, rstatc); + cgroup_base_stat_cputime_account_end(cgrp, rstatc, flags); } void __cgroup_account_cputime_field(struct cgroup *cgrp, enum cpu_usage_stat index, u64 delta_exec) { struct cgroup_rstat_cpu *rstatc; + unsigned long flags; - rstatc = cgroup_base_stat_cputime_account_begin(cgrp); + rstatc = cgroup_base_stat_cputime_account_begin(cgrp, &flags); switch (index) { case CPUTIME_USER: @@ -394,7 +397,7 @@ void __cgroup_account_cputime_field(struct cgroup *cgrp, break; } - cgroup_base_stat_cputime_account_end(cgrp, rstatc); + cgroup_base_stat_cputime_account_end(cgrp, rstatc, flags); } /* |