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, 4 insertions, 4 deletions

diff --git a/fs/cachefiles/interface.c b/fs/cachefiles/interface.c
index 67bef6d01484..9bff0f878cfd 100644
--- a/fs/cachefiles/interface.c
+++ b/fs/cachefiles/interface.c
@@ -41,12 +41,12 @@ static struct fscache_object *cachefiles_alloc_object(
 
         _enter("{%s},%p,", cache->cache.identifier, cookie);
 
-        lookup_data = kmalloc(sizeof(*lookup_data), GFP_KERNEL);
+        lookup_data = kmalloc(sizeof(*lookup_data), cachefiles_gfp);
         if (!lookup_data)
                 goto nomem_lookup_data;
 
         /* create a new object record and a temporary leaf image */
-        object = kmem_cache_alloc(cachefiles_object_jar, GFP_KERNEL);
+        object = kmem_cache_alloc(cachefiles_object_jar, cachefiles_gfp);
         if (!object)
                 goto nomem_object;
 
@@ -63,7 +63,7 @@ static struct fscache_object *cachefiles_alloc_object(
          * - stick the length on the front and leave space on the back for the
          *   encoder
          */
-        buffer = kmalloc((2 + 512) + 3, GFP_KERNEL);
+        buffer = kmalloc((2 + 512) + 3, cachefiles_gfp);
         if (!buffer)
                 goto nomem_buffer;
 
@@ -219,7 +219,7 @@ static void cachefiles_update_object(struct fscache_object *_object)
                 return;
         }
 
-        auxdata = kmalloc(2 + 512 + 3, GFP_KERNEL);
+        auxdata = kmalloc(2 + 512 + 3, cachefiles_gfp);
         if (!auxdata) {
                 _leave(" [nomem]");
                 return;