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-rw-r--r--kernel/events/core.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 00a014670ed0..8f66a4833ded 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -5607,10 +5607,8 @@ static void perf_mmap_close(struct vm_area_struct *vma)
perf_pmu_output_stop(event);
/* now it's safe to free the pages */
- if (!rb->aux_mmap_locked)
- atomic_long_sub(rb->aux_nr_pages, &mmap_user->locked_vm);
- else
- atomic64_sub(rb->aux_mmap_locked, &vma->vm_mm->pinned_vm);
+ atomic_long_sub(rb->aux_nr_pages - rb->aux_mmap_locked, &mmap_user->locked_vm);
+ atomic64_sub(rb->aux_mmap_locked, &vma->vm_mm->pinned_vm);
/* this has to be the last one */
rb_free_aux(rb);