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| author | Keith Busch <kbusch@kernel.org> | 2021-06-10 14:44:36 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-06-30 15:35:45 -0600 |
| commit | fb9b16e15cd70e21d8af7f03d700deb9509c2ce8 (patch) | |
| tree | ec3125ef22da616b79e1036cdb05fd2f077263ad /include/linux/blkdev.h | |
| parent | be42a33b9252f0b3857cadb896e430ee17cccad4 (diff) | |
| download | lwn-fb9b16e15cd70e21d8af7f03d700deb9509c2ce8.tar.gz lwn-fb9b16e15cd70e21d8af7f03d700deb9509c2ce8.zip | |
block: return errors from blk_execute_rq()
The synchronous blk_execute_rq() had not provided a way for its callers
to know if its request was successful or not. Return the blk_status_t
result of the request.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Link: https://lore.kernel.org/r/20210610214437.641245-4-kbusch@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index d199e51524eb..c454fb446fd0 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -909,10 +909,12 @@ extern int blk_rq_map_kern(struct request_queue *, struct request *, void *, uns extern int blk_rq_map_user_iov(struct request_queue *, struct request *, struct rq_map_data *, const struct iov_iter *, gfp_t); -extern void blk_execute_rq(struct gendisk *, struct request *, int); extern void blk_execute_rq_nowait(struct gendisk *, struct request *, int, rq_end_io_fn *); +blk_status_t blk_execute_rq(struct gendisk *bd_disk, struct request *rq, + int at_head); + /* Helper to convert REQ_OP_XXX to its string format XXX */ extern const char *blk_op_str(unsigned int op); |