Commit b0e5168a authored by Chaitanya Kulkarni's avatar Chaitanya Kulkarni Committed by Jens Axboe

block: update print_req_error()

Improve the print_req_error with additional request fields which are
helpful for debugging. Use newly introduced blk_op_str() to print the
REQ_OP_XXX in the string format.
Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarChaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 874c893b
......@@ -212,11 +212,14 @@ static void print_req_error(struct request *req, blk_status_t status,
return;
printk_ratelimited(KERN_ERR
"%s: %s error, dev %s, sector %llu op 0x%x flags 0x%x\n",
"%s: %s error, dev %s, sector %llu op 0x%x:(%s) flags 0x%x "
"phys_seg %u prio class %u\n",
caller, blk_errors[idx].name,
req->rq_disk ? req->rq_disk->disk_name : "?",
blk_rq_pos(req), req_op(req),
req->cmd_flags & ~REQ_OP_MASK);
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));
}
static void req_bio_endio(struct request *rq, struct bio *bio,
......
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