From: "Michael S. Tsirkin" <mst@redhat.com>
To: Jason Wang <jasowang@redhat.com>
Cc: xuanzhuo@linux.alibaba.com, eperezma@redhat.com,
virtualization@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH V8 13/19] virtio_ring: introduce virtqueue ops
Date: Mon, 20 Oct 2025 06:41:17 -0400 [thread overview]
Message-ID: <20251020063831-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <20251020071003.28834-14-jasowang@redhat.com>
On Mon, Oct 20, 2025 at 03:09:57PM +0800, Jason Wang wrote:
> @@ -2782,7 +2874,8 @@ int virtqueue_resize(struct virtqueue *_vq, u32 num,
> if (!num)
> return -EINVAL;
>
> - if ((vq->packed_ring ? vq->packed.vring.num : vq->split.vring.num) == num)
> + if ((virtqueue_is_packed(vq) ? vq->packed.vring.num :
> + vq->split.vring.num) == num)
> return 0;
>
> err = virtqueue_disable_and_recycle(_vq, recycle);
This is exactly virtqueue_get_vring_size:
> @@ -2985,7 +3072,8 @@ unsigned int virtqueue_get_vring_size(const struct virtqueue *_vq)
>
> const struct vring_virtqueue *vq = to_vvq(_vq);
>
> - return vq->packed_ring ? vq->packed.vring.num : vq->split.vring.num;
> + return virtqueue_is_packed(vq) ? vq->packed.vring.num :
> + vq->split.vring.num;
> }
> EXPORT_SYMBOL_GPL(virtqueue_get_vring_size);
>
--
MST
next prev parent reply other threads:[~2025-10-20 10:41 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-20 7:09 [PATCH V8 00/19] virtio_ring in order support Jason Wang
2025-10-20 7:09 ` [PATCH V8 01/19] virtio_ring: rename virtqueue_reinit_xxx to virtqueue_reset_xxx() Jason Wang
2025-10-20 7:09 ` [PATCH V8 02/19] virtio_ring: switch to use vring_virtqueue in virtqueue_poll variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 03/19] virtio_ring: unify logic of virtqueue_poll() and more_used() Jason Wang
2025-10-20 7:09 ` [PATCH V8 04/19] virtio_ring: switch to use vring_virtqueue for virtqueue resize variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 05/19] virtio_ring: switch to use vring_virtqueue for virtqueue_kick_prepare variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 06/19] virtio_ring: switch to use vring_virtqueue for virtqueue_add variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 07/19] virtio: switch to use vring_virtqueue for virtqueue_get variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 08/19] virtio_ring: switch to use vring_virtqueue for enable_cb_prepare variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 09/19] virtio_ring: use vring_virtqueue for enable_cb_delayed variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 10/19] virtio_ring: switch to use vring_virtqueue for disable_cb variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 11/19] virtio_ring: switch to use vring_virtqueue for detach_unused_buf variants Jason Wang
2025-10-20 7:09 ` [PATCH V8 12/19] virtio_ring: switch to use unsigned int for virtqueue_poll_packed() Jason Wang
2025-10-20 16:15 ` Michael S. Tsirkin
2025-10-21 3:53 ` Jason Wang
2025-10-20 7:09 ` [PATCH V8 13/19] virtio_ring: introduce virtqueue ops Jason Wang
2025-10-20 10:41 ` Michael S. Tsirkin [this message]
2025-10-21 3:28 ` Jason Wang
2025-10-20 15:20 ` Michael S. Tsirkin
2025-10-21 3:52 ` Jason Wang
2025-10-20 7:09 ` [PATCH V8 14/19] virtio_ring: determine descriptor flags at one time Jason Wang
2025-10-20 15:18 ` Michael S. Tsirkin
2025-10-21 3:50 ` Jason Wang
2025-10-20 7:09 ` [PATCH V8 15/19] virtio_ring: factor out core logic of buffer detaching Jason Wang
2025-10-20 7:10 ` [PATCH V8 16/19] virtio_ring: factor out core logic for updating last_used_idx Jason Wang
2025-10-20 7:10 ` [PATCH V8 17/19] virtio_ring: factor out split indirect detaching logic Jason Wang
2025-10-20 16:17 ` Michael S. Tsirkin
2025-10-21 3:55 ` Jason Wang
2025-10-20 18:05 ` Michael S. Tsirkin
2025-10-20 7:10 ` [PATCH V8 18/19] virtio_ring: factor out split " Jason Wang
2025-10-20 15:18 ` Michael S. Tsirkin
2025-10-21 3:36 ` Jason Wang
2025-10-21 8:27 ` Michael S. Tsirkin
2025-10-22 4:00 ` Jason Wang
2025-10-22 5:44 ` Michael S. Tsirkin
2025-10-20 7:10 ` [PATCH V8 19/19] virtio_ring: add in order support Jason Wang
2025-10-20 9:08 ` Michael S. Tsirkin
2025-10-21 3:21 ` Jason Wang
2025-10-20 9:13 ` Michael S. Tsirkin
2025-10-21 3:25 ` Jason Wang
2025-10-20 10:11 ` Michael S. Tsirkin
2025-10-21 3:26 ` Jason Wang
2025-10-20 15:19 ` [PATCH V8 00/19] virtio_ring " Michael S. Tsirkin
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