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path: root/drivers/scsi/scsi_lib.c
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Diffstat (limited to 'drivers/scsi/scsi_lib.c')
-rw-r--r--drivers/scsi/scsi_lib.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index fc3f168decb4..06bc26554a67 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -12,6 +12,7 @@
#include <linux/blkdev.h>
#include <linux/completion.h>
#include <linux/kernel.h>
+#include <linux/export.h>
#include <linux/mempool.h>
#include <linux/slab.h>
#include <linux/init.h>
@@ -1698,6 +1699,15 @@ struct request_queue *scsi_alloc_queue(struct scsi_device *sdev)
void scsi_free_queue(struct request_queue *q)
{
+ unsigned long flags;
+
+ WARN_ON(q->queuedata);
+
+ /* cause scsi_request_fn() to kill all non-finished requests */
+ spin_lock_irqsave(q->queue_lock, flags);
+ q->request_fn(q);
+ spin_unlock_irqrestore(q->queue_lock, flags);
+
blk_cleanup_queue(q);
}