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-rw-r--r--mm/filemap.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index f3230604006c..843042045dc9 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -499,10 +499,13 @@ struct page *__page_cache_alloc(gfp_t gfp)
struct page *page;
if (cpuset_do_page_mem_spread()) {
- get_mems_allowed();
- n = cpuset_mem_spread_node();
- page = alloc_pages_exact_node(n, gfp, 0);
- put_mems_allowed();
+ unsigned int cpuset_mems_cookie;
+ do {
+ cpuset_mems_cookie = get_mems_allowed();
+ n = cpuset_mem_spread_node();
+ page = alloc_pages_exact_node(n, gfp, 0);
+ } while (!put_mems_allowed(cpuset_mems_cookie) && !page);
+
return page;
}
return alloc_pages(gfp, 0);
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