Message ID | 1290044780-2902-5-git-send-email-josef@redhat.com (mailing list archive) |
---|---|
State | Not Applicable, archived |
Headers | show |
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 0554c48..35bca73 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -3622,6 +3622,10 @@ long ext4_fallocate(struct inode *inode, int mode, loff_t offset, loff_t len) struct ext4_map_blocks map; unsigned int credits, blkbits = inode->i_blkbits; + /* We only support the FALLOC_FL_KEEP_SIZE mode */ + if (mode && (mode != FALLOC_FL_KEEP_SIZE)) + return -EOPNOTSUPP; + /* * currently supporting (pre)allocate mode for extent-based * files _only_