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-rw-r--r--arch/x86/mm/gup.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/x86/mm/gup.c b/arch/x86/mm/gup.c
index 224b14235e96..89df70e0caa6 100644
--- a/arch/x86/mm/gup.c
+++ b/arch/x86/mm/gup.c
@@ -388,10 +388,9 @@ slow_irqon:
start += nr << PAGE_SHIFT;
pages += nr;
- down_read(&mm->mmap_sem);
- ret = get_user_pages(current, mm, start,
- (end - start) >> PAGE_SHIFT, write, 0, pages, NULL);
- up_read(&mm->mmap_sem);
+ ret = get_user_pages_unlocked(current, mm, start,
+ (end - start) >> PAGE_SHIFT,
+ write, 0, pages);
/* Have to be a bit careful with return values */
if (nr > 0) {