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-rw-r--r--mm/huge_memory.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 81532f297fd2..e2d1587be269 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1596,14 +1596,13 @@ void __khugepaged_exit(struct mm_struct *mm)
list_del(&mm_slot->mm_node);
free = 1;
}
+ spin_unlock(&khugepaged_mm_lock);
if (free) {
- spin_unlock(&khugepaged_mm_lock);
clear_bit(MMF_VM_HUGEPAGE, &mm->flags);
free_mm_slot(mm_slot);
mmdrop(mm);
} else if (mm_slot) {
- spin_unlock(&khugepaged_mm_lock);
/*
* This is required to serialize against
* khugepaged_test_exit() (which is guaranteed to run
@@ -1614,8 +1613,7 @@ void __khugepaged_exit(struct mm_struct *mm)
*/
down_write(&mm->mmap_sem);
up_write(&mm->mmap_sem);
- } else
- spin_unlock(&khugepaged_mm_lock);
+ }
}
static void release_pte_page(struct page *page)