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-rw-r--r--mm/mempolicy.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index a37a5034f63d..c94e58b192c3 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -729,7 +729,11 @@ static long do_get_mempolicy(int *policy, nodemask_t *nmask,
729 } else { 729 } else {
730 *policy = pol == &default_policy ? MPOL_DEFAULT : 730 *policy = pol == &default_policy ? MPOL_DEFAULT :
731 pol->mode; 731 pol->mode;
732 *policy |= pol->flags; 732 /*
733 * Internal mempolicy flags must be masked off before exposing
734 * the policy to userspace.
735 */
736 *policy |= (pol->flags & MPOL_MODE_FLAGS);
733 } 737 }
734 738
735 if (vma) { 739 if (vma) {