AcoSail/kernel_optimize_test
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umem: don't override the queue_lock

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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>
This commit is contained in:
Christoph Hellwig 2018-11-14 17:02:15 +01:00 committed by Jens Axboe
parent 8295a69bdc
commit 68fc68f2ff
1 changed files with 1 additions and 2 deletions
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3
drivers/block/umem.c
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@ -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;