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-rw-r--r--mm/swap_state.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/swap_state.c b/mm/swap_state.c
index 65b81c92738..ec42f01a8d0 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -125,6 +125,7 @@ int add_to_swap(struct page * page, gfp_t gfp_mask)
int err;
BUG_ON(!PageLocked(page));
+ BUG_ON(!PageUptodate(page));
for (;;) {
entry = get_swap_page();
@@ -147,7 +148,6 @@ int add_to_swap(struct page * page, gfp_t gfp_mask)
switch (err) {
case 0: /* Success */
- SetPageUptodate(page);
SetPageDirty(page);
return 1;
case -EEXIST: