cifs: add support for SEEK_DATA and SEEK_HOLE

Add llseek op for SEEK_DATA and SEEK_HOLE.
Improves xfstests/285,286,436,445,448 and 490

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Ronnie Sahlberg 2019-05-15 07:17:02 +10:00 • committed by Steve French
commit dece44e381
3 changed files with 99 additions and 0 deletions