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From: Max Gurtovoy <mgurtovoy@nvidia.com>
To: <mst@redhat.com>, <virtualization@lists.linux-foundation.org>,
	<kvm@vger.kernel.org>, <stefanha@redhat.com>
Cc: <oren@nvidia.com>, <nitzanc@nvidia.com>, <israelr@nvidia.com>,
	<hch@infradead.org>, <linux-block@vger.kernel.org>,
	<axboe@kernel.dk>, "Max Gurtovoy" <mgurtovoy@nvidia.com>
Subject: [PATCH 2/2] virtio-blk: set NUMA affinity for a tagset
Date: Sun, 26 Sep 2021 17:55:18 +0300	[thread overview]
Message-ID: <20210926145518.64164-2-mgurtovoy@nvidia.com> (raw)
In-Reply-To: <20210926145518.64164-1-mgurtovoy@nvidia.com>

To optimize performance, set the affinity of the block device tagset
according to the virtio device affinity.

Signed-off-by: Max Gurtovoy <mgurtovoy@nvidia.com>
---
 drivers/block/virtio_blk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 9b3bd083b411..1c68c3e0ebf9 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -774,7 +774,7 @@ static int virtblk_probe(struct virtio_device *vdev)
 	memset(&vblk->tag_set, 0, sizeof(vblk->tag_set));
 	vblk->tag_set.ops = &virtio_mq_ops;
 	vblk->tag_set.queue_depth = queue_depth;
-	vblk->tag_set.numa_node = NUMA_NO_NODE;
+	vblk->tag_set.numa_node = virtio_dev_to_node(vdev);
 	vblk->tag_set.flags = BLK_MQ_F_SHOULD_MERGE;
 	vblk->tag_set.cmd_size =
 		sizeof(struct virtblk_req) +
-- 
2.18.1


  reply	other threads:[~2021-09-26 14:55 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-26 14:55 [PATCH 1/2] virtio: introduce virtio_dev_to_node helper Max Gurtovoy
2021-09-26 14:55 ` Max Gurtovoy [this message]
2021-09-27  8:09   ` [PATCH 2/2] virtio-blk: set NUMA affinity for a tagset Stefan Hajnoczi
2021-09-27 17:39     ` Max Gurtovoy
2021-09-28  6:47       ` Stefan Hajnoczi
2021-09-29 15:07         ` Max Gurtovoy
2021-09-30 13:16           ` Stefan Hajnoczi
2021-09-30 13:24             ` Max Gurtovoy
2021-09-27 11:34   ` Leon Romanovsky
2021-09-27 17:25     ` Max Gurtovoy
2021-09-27 18:23       ` Leon Romanovsky
2021-09-28 15:59         ` Max Gurtovoy
2021-09-28 16:27           ` Leon Romanovsky
2021-09-28 23:28             ` Max Gurtovoy
2021-09-29  6:50               ` Leon Romanovsky
2021-09-29  9:48                 ` Max Gurtovoy
2021-09-27  8:02 ` [PATCH 1/2] virtio: introduce virtio_dev_to_node helper Stefan Hajnoczi
2021-09-27  9:31 ` Michael S. Tsirkin
2021-09-28 16:14   ` Max Gurtovoy

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