s390/dasd: process all requests in the device tasklet

Originally the DASD device tasklet would process the entries on
the ccw_queue until the first non-final request was found.
Which was okay as long as all requests have the same retries and
expires parameter.
However, as we're now allowing to modify both it is possible to
have requests _after_ the first request which already have expired.
So we need to check all requests in the device tasklet.

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>
This commit is contained in:
Hannes Reinecke 2013-01-30 09:26:13 +00:00 коммит произвёл Martin Schwidefsky
Родитель 1f1ee9ad6b
Коммит 1fbdb8be9b
1 изменённых файлов: 2 добавлений и 2 удалений

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@ -1787,11 +1787,11 @@ static void __dasd_device_process_ccw_queue(struct dasd_device *device,
list_for_each_safe(l, n, &device->ccw_queue) {
cqr = list_entry(l, struct dasd_ccw_req, devlist);
/* Stop list processing at the first non-final request. */
/* Skip any non-final request. */
if (cqr->status == DASD_CQR_QUEUED ||
cqr->status == DASD_CQR_IN_IO ||
cqr->status == DASD_CQR_CLEAR_PENDING)
break;
continue;
if (cqr->status == DASD_CQR_ERROR) {
__dasd_device_recovery(device, cqr);
}