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| author | David S. Miller <davem@davemloft.net> | 2011-01-24 13:17:06 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-01-24 13:17:06 -0800 |
| commit | e92427b289d252cfbd4cb5282d92f4ce1a5bb1fb (patch) | |
| tree | 6d30e5e7b7f8e9aaa51d43b7128ac56860fa03bb /mm/swap_state.c | |
| parent | c506653d35249bb4738bb139c24362e1ae724bc1 (diff) | |
| parent | ec30f343d61391ab23705e50a525da1d55395780 (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'mm/swap_state.c')
| -rw-r--r-- | mm/swap_state.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/swap_state.c b/mm/swap_state.c index e10f5833167..5c8cfabbc9b 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -157,6 +157,12 @@ int add_to_swap(struct page *page) if (!entry.val) return 0; + if (unlikely(PageTransHuge(page))) + if (unlikely(split_huge_page(page))) { + swapcache_free(entry, NULL); + return 0; + } + /* * Radix-tree node allocations from PF_MEMALLOC contexts could * completely exhaust the page allocator. __GFP_NOMEMALLOC |