Re: [PATCH 12/16] umem: don't override the queue_lock

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On 11/14/18 5:02 PM, Christoph Hellwig wrote:
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.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
  drivers/block/umem.c | 3 +--
  1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index be3e3ab79950..8a27b5adc2b3 100644
--- 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;
Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>

Cheers,

Hannes
--
Dr. Hannes Reinecke		   Teamlead Storage & Networking
hare@xxxxxxx			               +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)



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