A small fix for rbd FALLOC_FL_ZERO_RANGE/PUNCH_HOLE handling breakage

introduced in -rc1.
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2
 
 iQEcBAABCAAGBQJZMYN+AAoJEEp/3jgCEfOL6u0H/Rp2NdbW4QPoJWZmvL0vD77B
 4N3Y+QCG7CSG3TBHWFlIUL7MsHY2wS/3D6rcIPlLhXVb3PV+IhBw5Aqu/OwzF1j6
 YuEAoJZWAS4nP3eTDVz1eFSJnk/M4jrIqgPFFdKdh+pumxTnEwl6vXeKD8SSX4xx
 2mlxf+EavqeNYppTyBdIWYlVjF03klWPp42G0CRpvjficO+5tvkP4cOrI8cRkgoK
 fYFZDTp7Zz0Y1+FQfxntfRtFgksvNplvdnenDnjsPxty+YPUGETpRfo72R8DMU8n
 A16g9hkHZNL3CQWcKwkwQmHX/IJxpKzC0xNMNaZO+8dJqAWOdB9h9FS+roAO1p0=
 =WpjE
 -----END PGP SIGNATURE-----

Merge tag 'ceph-for-4.12-rc4' of git://github.com/ceph/ceph-client

Pull ceph fix from Ilya Dryomov:
 "A small fix for rbd FALLOC_FL_ZERO_RANGE/PUNCH_HOLE handling breakage
  introduced in -rc1"

* tag 'ceph-for-4.12-rc4' of git://github.com/ceph/ceph-client:
  rbd: implement REQ_OP_WRITE_ZEROES
This commit is contained in:
Linus Torvalds 2017-06-02 12:03:07 -07:00
commit 65d03328aa
1 changed files with 2 additions and 0 deletions

View File

@ -4023,6 +4023,7 @@ static void rbd_queue_workfn(struct work_struct *work)
switch (req_op(rq)) {
case REQ_OP_DISCARD:
case REQ_OP_WRITE_ZEROES:
op_type = OBJ_OP_DISCARD;
break;
case REQ_OP_WRITE:
@ -4420,6 +4421,7 @@ static int rbd_init_disk(struct rbd_device *rbd_dev)
q->limits.discard_granularity = segment_size;
q->limits.discard_alignment = segment_size;
blk_queue_max_discard_sectors(q, segment_size / SECTOR_SIZE);
blk_queue_max_write_zeroes_sectors(q, segment_size / SECTOR_SIZE);
if (!ceph_test_opt(rbd_dev->rbd_client->client, NOCRC))
q->backing_dev_info->capabilities |= BDI_CAP_STABLE_WRITES;