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Diffstat (limited to 'mm/mmap.c')
-rw-r--r--mm/mmap.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index cdbeff089049..7bd1caa09ddd 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2428,7 +2428,7 @@ do_vmi_align_munmap(struct vma_iterator *vmi, struct vm_area_struct *vma,
unsigned long locked_vm = 0;
MA_STATE(mas_detach, &mt_detach, 0, 0);
mt_init_flags(&mt_detach, vmi->mas.tree->ma_flags & MT_FLAGS_LOCK_MASK);
- mt_set_external_lock(&mt_detach, &mm->mmap_lock);
+ mt_on_stack(mt_detach);
/*
* If we need to split any vma, do it now to save pain later.
@@ -2546,11 +2546,11 @@ do_vmi_align_munmap(struct vma_iterator *vmi, struct vm_area_struct *vma,
/* Statistics and freeing VMAs */
mas_set(&mas_detach, start);
remove_mt(mm, &mas_detach);
- __mt_destroy(&mt_detach);
validate_mm(mm);
if (unlock)
mmap_read_unlock(mm);
+ __mt_destroy(&mt_detach);
return 0;
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