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| author | Stefan Weinhuber <wein@de.ibm.com> | 2009-09-11 10:28:28 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-09-11 10:29:41 +0200 |
| commit | 97f604b07473669f4da52b1f859ee45e8d48d42a (patch) | |
| tree | b93604552144e1e743b988ce343ae35a9a5a6559 /drivers/s390/block | |
| parent | 3ac276f8cb020adbbc3399c47edc1100748c2c16 (diff) | |
| download | linux-stable-97f604b07473669f4da52b1f859ee45e8d48d42a.tar.gz linux-stable-97f604b07473669f4da52b1f859ee45e8d48d42a.tar.bz2 linux-stable-97f604b07473669f4da52b1f859ee45e8d48d42a.zip | |
[S390] dasd: fail requests when device state is less then ready
A DASD device that is not ready or online has no defined disk layout,
so all requests that arrive in such a state need to be returned as
failed.
Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block')
| -rw-r--r-- | drivers/s390/block/dasd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 3f62dd50bbbe..f8445b8ff173 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -1699,8 +1699,11 @@ static void __dasd_process_request_queue(struct dasd_block *block) * for that. State DASD_STATE_ONLINE is normal block device * operation. */ - if (basedev->state < DASD_STATE_READY) + if (basedev->state < DASD_STATE_READY) { + while ((req = blk_fetch_request(block->request_queue))) + __blk_end_request_all(req, -EIO); return; + } /* Now we try to fetch requests from the request queue */ while (!blk_queue_plugged(queue) && (req = blk_peek_request(queue))) { if (basedev->features & DASD_FEATURE_READONLY && |