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authorStefan Weinhuber <wein@de.ibm.com>2009-09-11 10:28:28 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-09-11 10:29:41 +0200
commit97f604b07473669f4da52b1f859ee45e8d48d42a (patch)
treeb93604552144e1e743b988ce343ae35a9a5a6559 /drivers/s390
parent3ac276f8cb020adbbc3399c47edc1100748c2c16 (diff)
[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')
-rw-r--r--drivers/s390/block/dasd.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 3f62dd50bbb..f8445b8ff17 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 &&