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sh: fix smp_store_mb for !SMP
[cascardo/linux.git]
/
mm
/
swap_state.c
diff --git
a/mm/swap_state.c
b/mm/swap_state.c
index
676ff29
..
69cb246
100644
(file)
--- a/
mm/swap_state.c
+++ b/
mm/swap_state.c
@@
-170,6
+170,11
@@
int add_to_swap(struct page *page, struct list_head *list)
if (!entry.val)
return 0;
+ if (mem_cgroup_try_charge_swap(page, entry)) {
+ swapcache_free(entry);
+ return 0;
+ }
+
if (unlikely(PageTransHuge(page)))
if (unlikely(split_huge_page_to_list(page, list))) {
swapcache_free(entry);