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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-06-02 22:03:07 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-06-02 22:03:07 +0300 |
| commit | 65d03328aace31043be98f807f6e20332cdb19c8 (patch) | |
| tree | 762fc34b1fbabd93d31e4768ed74082917e35411 | |
| parent | 60c42a31dc0fd307098486221dcb43b59057110f (diff) | |
| parent | 6ac56951dc10232e24419f6972fc8131dd0166e0 (diff) | |
| download | linux-65d03328aace31043be98f807f6e20332cdb19c8.tar.xz | |
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
| -rw-r--r-- | drivers/block/rbd.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 454bf9c34882..c16f74547804 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -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; |