From: Stefan Hajnoczi <stefanha@redhat.com>
To: Sumit Saxena <sumit.saxena@broadcom.com>,
"Michael S. Tsirkin" <mst@redhat.com>
Cc: "Martin K . Petersen" <martin.petersen@oracle.com>,
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John Garry <john.g.garry@oracle.com>
Subject: Re: [PATCH v3 2/4] scsi: host: allocate struct Scsi_Host on the NUMA node of the host adapter
Date: Wed, 10 Jun 2026 11:37:47 -0400 [thread overview]
Message-ID: <20260610153747.GA121666@fedora> (raw)
In-Reply-To: <20260609121806.2121755-3-sumit.saxena@broadcom.com>
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On Tue, Jun 09, 2026 at 05:48:01PM +0530, Sumit Saxena wrote:
> diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
> index 5fdaa71f0652..88375574cb18 100644
> --- a/drivers/scsi/virtio_scsi.c
> +++ b/drivers/scsi/virtio_scsi.c
> @@ -929,7 +929,7 @@ static int virtscsi_probe(struct virtio_device *vdev)
> num_targets = virtscsi_config_get(vdev, max_target) + 1;
>
> shost = scsi_host_alloc(&virtscsi_host_template,
> - struct_size(vscsi, req_vqs, num_queues));
> + struct_size(vscsi, req_vqs, num_queues), NULL);
A virtio_device has a parent (this is the virtio transport, like
virtio_pci) and that may have NUMA node.
drivers/virtio/virtio.c:register_virtio_device() could call
set_dev_node(dev, dev_to_node(dev->parent)) to propagate the NUMA node
to the virtio_device if it is not already automatically propagated.
Stefan
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next prev parent reply other threads:[~2026-06-11 12:57 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-09 12:17 [PATCH v3 0/4] scsi/block: NUMA-local scan allocations, shared-tag path cleanup, and SCSI I/O counters Sumit Saxena
2026-06-09 12:18 ` [PATCH v3 1/4] scsi: scan: allocate sdev and starget on the NUMA node of the host adapter Sumit Saxena
2026-06-10 6:00 ` Hannes Reinecke
2026-06-09 12:18 ` [PATCH v3 2/4] scsi: host: allocate struct Scsi_Host " Sumit Saxena
2026-06-09 13:03 ` John Garry
2026-06-10 5:59 ` Hannes Reinecke
2026-06-10 15:37 ` Stefan Hajnoczi [this message]
2026-06-09 12:18 ` [PATCH v3 3/4] block: drop shared-tag fairness throttling Sumit Saxena
2026-06-10 6:14 ` Christoph Hellwig
2026-06-10 15:46 ` Sumit Saxena
2026-06-10 16:35 ` Keith Busch
2026-06-11 10:43 ` Sumit Saxena
2026-06-10 6:18 ` Hannes Reinecke
2026-06-09 12:18 ` [PATCH v3 4/4] scsi: use percpu counters for iostat counters in struct scsi_device Sumit Saxena
2026-06-10 6:21 ` Hannes Reinecke
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