CacheFiles: Downgrade the requirements passed to the allocator

Downgrade the requirements passed to the allocator in the gfp flags parameter.
FS-Cache/CacheFiles can handle OOM conditions simply by aborting the attempt to
store an object or a page in the cache.

Signed-off-by: David Howells <dhowells@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/fscache/page.c b/fs/fscache/page.c
index d7c663cfc923..248a12e22532 100644
--- a/fs/fscache/page.c
+++ b/fs/fscache/page.c
@@ -759,7 +759,7 @@ int __fscache_write_page(struct fscache_cookie *cookie,
 
         fscache_stat(&fscache_n_stores);
 
-        op = kzalloc(sizeof(*op), GFP_NOIO);
+        op = kzalloc(sizeof(*op), GFP_NOIO | __GFP_NOMEMALLOC | __GFP_NORETRY);
         if (!op)
                 goto nomem;