diff options
Diffstat (limited to 'arch/s390/kernel/perf_cpum_cf.c')
| -rw-r--r-- | arch/s390/kernel/perf_cpum_cf.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c index 975a00c8c564..2e3bb633acf6 100644 --- a/arch/s390/kernel/perf_cpum_cf.c +++ b/arch/s390/kernel/perf_cpum_cf.c @@ -745,7 +745,7 @@ static int __init cpumf_pmu_init(void) if (!cf_dbg) { pr_err("Registration of s390dbf(cpum_cf) failed\n"); return -ENOMEM; - }; + } debug_register_view(cf_dbg, &debug_sprintf_view); cpumf_pmu.attr_groups = cpumf_cf_event_group(); @@ -1138,7 +1138,7 @@ static long cfset_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { int ret; - get_online_cpus(); + cpus_read_lock(); mutex_lock(&cfset_ctrset_mutex); switch (cmd) { case S390_HWCTR_START: @@ -1155,7 +1155,7 @@ static long cfset_ioctl(struct file *file, unsigned int cmd, unsigned long arg) break; } mutex_unlock(&cfset_ctrset_mutex); - put_online_cpus(); + cpus_read_unlock(); return ret; } |