EILSEQ is returned due to internal csum error on disk/fabric, let's add special message to distinguish it from others. Also dump original numerical error code.
Signed-off-by: Dmitry Monakhov <[email protected]> --- block/blk-core.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/block/blk-core.c b/block/blk-core.c index 071a998..8eab846 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -2576,13 +2576,16 @@ bool blk_update_request(struct request *req, int error, unsigned int nr_bytes) case -ENODATA: error_type = "critical medium"; break; + case -EILSEQ: + error_type = "bad data"; + break; case -EIO: default: error_type = "I/O"; break; } - printk_ratelimited(KERN_ERR "%s: %s error, dev %s, sector %llu\n", - __func__, error_type, req->rq_disk ? + printk_ratelimited(KERN_ERR "%s: %s error (%d), dev %s, sector %llu\n", + __func__, error_type, error, req->rq_disk ? req->rq_disk->disk_name : "?", (unsigned long long)blk_rq_pos(req)); -- 2.9.3
