umem: don't override the queue_lock

The umem card->lock and the block layer queue_lock are used for entirely
different resources.  Stop using card->lock as the block layer
queue_lock.

Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index be3e3ab..8a27b5a 100644 (file)
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -888,8 +888,7 @@ static int mm_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
        card->biotail = &card->bio;
        spin_lock_init(&card->lock);
 
-       card->queue = blk_alloc_queue_node(GFP_KERNEL, NUMA_NO_NODE,
-                                          &card->lock);
+       card->queue = blk_alloc_queue_node(GFP_KERNEL, NUMA_NO_NODE, NULL);
        if (!card->queue)
                goto failed_alloc;