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| author | Hannes Reinecke <hare@suse.de> | 2013-01-30 09:26:16 +0000 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2013-07-01 17:31:22 +0200 |
| commit | d1ffc1f8660e749a2683f19ee7cfdd837568b37a (patch) | |
| tree | d4a054ae9e2b19072ed32599e36feb52f7fc67e0 /block | |
| parent | f6f80340308cdcb84db45d3abf95f23d5b66051d (diff) | |
| download | lwn-d1ffc1f8660e749a2683f19ee7cfdd837568b37a.tar.gz lwn-d1ffc1f8660e749a2683f19ee7cfdd837568b37a.zip | |
block/dasd: detailed I/O errors
The DASD driver is using FASTFAIL as an equivalent to the
transport errors in SCSI. And the 'steal lock' function maps
roughly to a reservation error. So we should be returning the
appropriate error codes when completing a request.
Acked-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index d5745b5833c9..321443226888 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -2315,6 +2315,9 @@ bool blk_update_request(struct request *req, int error, unsigned int nr_bytes) case -EBADE: error_type = "critical nexus"; break; + case -ETIMEDOUT: + error_type = "timeout"; + break; case -EIO: default: error_type = "I/O"; |