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author | Christoph Hellwig <hch@lst.de> | 2021-11-17 07:14:03 +0100 |
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committer | Jens Axboe <axboe@kernel.dk> | 2021-11-29 06:35:21 -0700 |
commit | 0d7a29a2b5eae30eff1e216badca76978a3de39f (patch) | |
tree | e23272711a88d0bfab838ba29bb507e34d6bbc87 | |
parent | 22350ad7f15931b65d288e3e1462a51bfbfa5c4b (diff) | |
download | linux-stable-0d7a29a2b5eae30eff1e216badca76978a3de39f.tar.gz linux-stable-0d7a29a2b5eae30eff1e216badca76978a3de39f.tar.bz2 linux-stable-0d7a29a2b5eae30eff1e216badca76978a3de39f.zip |
block: move blk_print_req_error to blk-mq.c
This function is only used by the request completion path. Factor out
a blk_status_to_str to keep blk_errors private in blk-core.c.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20211117061404.331732-11-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r-- | block/blk-core.c | 15 | ||||
-rw-r--r-- | block/blk-mq.c | 13 | ||||
-rw-r--r-- | block/blk.h | 2 |
3 files changed, 17 insertions, 13 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index ae9bea11695e..8e14438ef822 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -199,22 +199,13 @@ int blk_status_to_errno(blk_status_t status) } EXPORT_SYMBOL_GPL(blk_status_to_errno); -void blk_print_req_error(struct request *req, blk_status_t status) +const char *blk_status_to_str(blk_status_t status) { int idx = (__force int)status; if (WARN_ON_ONCE(idx >= ARRAY_SIZE(blk_errors))) - return; - - printk_ratelimited(KERN_ERR - "%s error, dev %s, sector %llu op 0x%x:(%s) flags 0x%x " - "phys_seg %u prio class %u\n", - blk_errors[idx].name, - req->rq_disk ? req->rq_disk->disk_name : "?", - blk_rq_pos(req), req_op(req), blk_op_str(req_op(req)), - req->cmd_flags & ~REQ_OP_MASK, - req->nr_phys_segments, - IOPRIO_PRIO_CLASS(req->ioprio)); + return "<null>"; + return blk_errors[idx].name; } /** diff --git a/block/blk-mq.c b/block/blk-mq.c index 2a4eff639036..00df1eb031c0 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -717,6 +717,19 @@ static void blk_account_io_completion(struct request *req, unsigned int bytes) } } +static void blk_print_req_error(struct request *req, blk_status_t status) +{ + printk_ratelimited(KERN_ERR + "%s error, dev %s, sector %llu op 0x%x:(%s) flags 0x%x " + "phys_seg %u prio class %u\n", + blk_status_to_str(status), + req->rq_disk ? req->rq_disk->disk_name : "?", + blk_rq_pos(req), req_op(req), blk_op_str(req_op(req)), + req->cmd_flags & ~REQ_OP_MASK, + req->nr_phys_segments, + IOPRIO_PRIO_CLASS(req->ioprio)); +} + /** * blk_update_request - Complete multiple bytes without completing the request * @req: the request being processed diff --git a/block/blk.h b/block/blk.h index 50aae8c0e03c..31ac75413287 100644 --- a/block/blk.h +++ b/block/blk.h @@ -250,7 +250,7 @@ static inline void blk_integrity_del(struct gendisk *disk) unsigned long blk_rq_timeout(unsigned long timeout); void blk_add_timer(struct request *req); -void blk_print_req_error(struct request *req, blk_status_t status); +const char *blk_status_to_str(blk_status_t status); bool blk_attempt_plug_merge(struct request_queue *q, struct bio *bio, unsigned int nr_segs, bool *same_queue_rq); |