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| author |   Darrick J. Wong <darrick.wong@oracle.com> | 2018-10-30 10:44:45 +1100 |
|---|---|---|
| committer |   Dave Chinner <david@fromorbit.com> | 2018-10-30 10:44:45 +1100 |
| commit | 900611a1bd06ef4a79980e58babc61ef056c81ab (patch) | |
| tree | 1d1d62cc0bf025f450cae70d2e5f278d089eb0e3 /fs/ocfs2/file.c | |
| parent | ocfs2: fix pagecache truncation prior to reflink (diff) | |
| download | wireguard-linux-900611a1bd06ef4a79980e58babc61ef056c81ab.tar.xz wireguard-linux-900611a1bd06ef4a79980e58babc61ef056c81ab.zip | |
ocfs2: support partial clone range and dedupe range
Change the ocfs2 remap code to allow for returning partial results.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/ocfs2/file.c')
| -rw-r--r-- | fs/ocfs2/file.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index fbaeafe44b5f..8125c5ccf821 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2531,14 +2531,11 @@ static loff_t ocfs2_remap_file_range(struct file *file_in, loff_t pos_in, struct file *file_out, loff_t pos_out, loff_t len, unsigned int remap_flags) { - int ret; - if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) return -EINVAL; - ret = ocfs2_reflink_remap_range(file_in, pos_in, file_out, pos_out, - len, remap_flags); - return ret < 0 ? ret : len; + return ocfs2_reflink_remap_range(file_in, pos_in, file_out, pos_out, + len, remap_flags); } const struct inode_operations ocfs2_file_iops = { |