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-rw-r--r--arch/s390/mm/gup.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c
index 12bbf0e8478f..21c74a71e2ab 100644
--- a/arch/s390/mm/gup.c
+++ b/arch/s390/mm/gup.c
@@ -233,6 +233,7 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write,
struct mm_struct *mm = current->mm;
int nr, ret;
+ might_sleep();
start &= PAGE_MASK;
nr = __get_user_pages_fast(start, nr_pages, write, pages);
if (nr == nr_pages)