diff options
| author | Jiri Kosina <jkosina@suse.cz> | 2013-09-04 10:49:39 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2013-09-04 10:49:57 +0200 |
| commit | efd15f5f4ff63f6ac5d80850686e3d2cc8c4481b (patch) | |
| tree | 40024adbe77a3d660662e639fd765097133d648c /fs/ext4/mballoc.c | |
| parent | 6c2794a2984f4c17a58117a68703cc7640f01c5a (diff) | |
| parent | 58c59bc997d86593f0bea41845885917cf304d22 (diff) | |
Merge branch 'master' into for-3.12/upstream
Sync with Linus' tree to be able to apply fixup patch on top
of 9d9a04ee75 ("HID: apple: Add support for the 2013 Macbook Air")
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'fs/ext4/mballoc.c')
| -rw-r--r-- | fs/ext4/mballoc.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index a9ff5e5137c..4bbbf13bd74 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -4740,11 +4740,16 @@ do_more: * blocks being freed are metadata. these blocks shouldn't * be used until this transaction is committed */ + retry: new_entry = kmem_cache_alloc(ext4_free_data_cachep, GFP_NOFS); if (!new_entry) { - ext4_mb_unload_buddy(&e4b); - err = -ENOMEM; - goto error_return; + /* + * We use a retry loop because + * ext4_free_blocks() is not allowed to fail. + */ + cond_resched(); + congestion_wait(BLK_RW_ASYNC, HZ/50); + goto retry; } new_entry->efd_start_cluster = bit; new_entry->efd_group = block_group; |