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ublk: remove UBLK_IO_F_PREFLUSH

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REQ_PREFLUSH is turned into REQ_OP_FLUSH by the flush state machine
and thus never seen by a blk-mq based driver.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20220721130916.1869719-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2022-07-21 15:09:10 +02:00 committed by Jens Axboe
parent c229686b26
commit 5f8bcc837a
2 changed files with 0 additions and 4 deletions
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3
drivers/block/ublk_drv.c
View File

@ -392,9 +392,6 @@ static inline unsigned int ublk_req_build_flags(struct request *req)
if (req->cmd_flags & REQ_FUA)
flags |= UBLK_IO_F_FUA;
if (req->cmd_flags & REQ_PREFLUSH)
flags |= UBLK_IO_F_PREFLUSH;
if (req->cmd_flags & REQ_NOUNMAP)
flags |= UBLK_IO_F_NOUNMAP;

1
include/uapi/linux/ublk_cmd.h
View File

@ -107,7 +107,6 @@ struct ublksrv_ctrl_dev_info {
#define UBLK_IO_F_FAILFAST_DRIVER (1U << 10)
#define UBLK_IO_F_META (1U << 11)
#define UBLK_IO_F_FUA (1U << 13)
#define UBLK_IO_F_PREFLUSH (1U << 14)
#define UBLK_IO_F_NOUNMAP (1U << 15)
#define UBLK_IO_F_SWAP (1U << 16)