aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86/events/core.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/events/core.c')
-rw-r--r--arch/x86/events/core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c
index ea2a3d151294..4103665c6e03 100644
--- a/arch/x86/events/core.c
+++ b/arch/x86/events/core.c
@@ -2178,10 +2178,10 @@ static void x86_pmu_event_mapped(struct perf_event *event, struct mm_struct *mm)
* userspace with CR4.PCE clear while another task is still
* doing on_each_cpu_mask() to propagate CR4.PCE.
*
- * For now, this can't happen because all callers hold mmap_sem
+ * For now, this can't happen because all callers hold mmap_lock
* for write. If this changes, we'll need a different solution.
*/
- lockdep_assert_held_write(&mm->mmap_sem);
+ mmap_assert_write_locked(mm);
if (atomic_inc_return(&mm->context.perf_rdpmc_allowed) == 1)
on_each_cpu_mask(mm_cpumask(mm), cr4_update_pce, NULL, 1);