diff options
Diffstat (limited to 'arch/x86/events/intel/pt.c')
| -rw-r--r-- | arch/x86/events/intel/pt.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/events/intel/pt.c b/arch/x86/events/intel/pt.c index b044577785bb..7f406c14715f 100644 --- a/arch/x86/events/intel/pt.c +++ b/arch/x86/events/intel/pt.c @@ -1708,7 +1708,7 @@ static __init int pt_init(void) if (!boot_cpu_has(X86_FEATURE_INTEL_PT)) return -ENODEV; - get_online_cpus(); + cpus_read_lock(); for_each_online_cpu(cpu) { u64 ctl; @@ -1716,7 +1716,7 @@ static __init int pt_init(void) if (!ret && (ctl & RTIT_CTL_TRACEEN)) prior_warn++; } - put_online_cpus(); + cpus_read_unlock(); if (prior_warn) { x86_add_exclusive(x86_lbr_exclusive_pt); |