[dm-devel] [PATCH 9/9] scsi: Add blk_request_aborted check
Mike Anderson
andmike at linux.vnet.ibm.com
Tue May 4 03:37:08 UTC 2010
Add a blk_request_aborted check to scsi_requeue_request. This allows for a
single check in a common requeue function to determine if a request has been
aborted.
Signed-off-by: Mike Anderson <andmike at linux.vnet.ibm.com>
Cc: James Bottomley <James.Bottomley at suse.de>
---
drivers/scsi/scsi_lib.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 73182db..68e4bd7 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -121,11 +121,19 @@ static void scsi_requeue_request(struct request_queue *q, struct request *req,
unsigned long flags;
spin_lock_irqsave(q->queue_lock, flags);
+ if (blk_request_aborted(req)) {
+ spin_unlock_irqrestore(q->queue_lock, flags);
+ scsi_unprep_fn(q, req);
+ blk_end_request_all(req, -EIO);
+ goto out;
+ }
+
if (unprep)
scsi_unprep_request(req);
blk_requeue_request(q, req);
spin_unlock_irqrestore(q->queue_lock, flags);
+out:
scsi_run_queue(q);
}
--
1.6.6.1
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