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authorAbhi Das <adas@redhat.com>2015-06-09 17:16:46 +0300
committerBob Peterson <rpeterso@redhat.com>2015-06-09 17:16:46 +0300
commit86066914edff2316cbed63aac8a87d5001441a16 (patch)
tree19d4a68bedf9b299d9d7ecf9578a041467ae709e /fs/gfs2
parent1bdf45352e1897ab02632a4ed3648db8cc183f71 (diff)
downloadlinux-86066914edff2316cbed63aac8a87d5001441a16.tar.xz
gfs2: Don't support fallocate on jdata files
We cannot provide an efficient implementation due to the headers on the data blocks, so there doesn't seem much point in having it. Signed-off-by: Abhi Das <adas@redhat.com> Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/file.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index c706c6df4898..8252115551a6 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -917,7 +917,7 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t le
struct gfs2_holder gh;
int ret;
- if (mode & ~FALLOC_FL_KEEP_SIZE)
+ if ((mode & ~FALLOC_FL_KEEP_SIZE) || gfs2_is_jdata(ip))
return -EOPNOTSUPP;
mutex_lock(&inode->i_mutex);