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authorLars Ellenberg <lars.ellenberg@linbit.com>2014-04-28 18:43:24 +0200
committerJens Axboe <axboe@fb.com>2014-04-30 13:46:55 -0600
commit2f632aeb5302da93f760d965e970600b35907026 (patch)
tree861956cd7be0e3126a1decd359da61ab62eaddbe /drivers/block/drbd/drbd_req.h
parenta0fb3c47a1aae5d38a88ea858f14d6d088d05e07 (diff)
downloadtalos-obmc-linux-2f632aeb5302da93f760d965e970600b35907026.tar.gz
talos-obmc-linux-2f632aeb5302da93f760d965e970600b35907026.zip
drbd: prepare sending side for REQ_DISCARD
Note that I do NOT call __drbd_chk_io_error for failed REQ_DISCARD. That may be wrong, though, or needs to differ between EOPNOTSUPP and other errors... Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/block/drbd/drbd_req.h')
-rw-r--r--drivers/block/drbd/drbd_req.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/block/drbd/drbd_req.h b/drivers/block/drbd/drbd_req.h
index 07cc8e8a6e2a..8566cd5866b4 100644
--- a/drivers/block/drbd/drbd_req.h
+++ b/drivers/block/drbd/drbd_req.h
@@ -110,11 +110,14 @@ enum drbd_req_event {
BARRIER_ACKED, /* in protocol A and B */
DATA_RECEIVED, /* (remote read) */
+ COMPLETED_OK,
READ_COMPLETED_WITH_ERROR,
READ_AHEAD_COMPLETED_WITH_ERROR,
WRITE_COMPLETED_WITH_ERROR,
+ DISCARD_COMPLETED_NOTSUPP,
+ DISCARD_COMPLETED_WITH_ERROR,
+
ABORT_DISK_IO,
- COMPLETED_OK,
RESEND,
FAIL_FROZEN_DISK_IO,
RESTART_FROZEN_DISK_IO,
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