From: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
To: virtualization@lists.linux-foundation.org
Cc: Richard Weinberger <richard@nod.at>,
Anton Ivanov <anton.ivanov@cambridgegreys.com>,
Johannes Berg <johannes@sipsolutions.net>,
"Michael S. Tsirkin" <mst@redhat.com>,
Jason Wang <jasowang@redhat.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Hans de Goede <hdegoede@redhat.com>,
Mark Gross <markgross@kernel.org>,
Vadim Pasternak <vadimp@nvidia.com>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Mathieu Poirier <mathieu.poirier@linaro.org>,
Cornelia Huck <cohuck@redhat.com>,
Halil Pasic <pasic@linux.ibm.com>,
Eric Farman <farman@linux.ibm.com>,
Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Christian Borntraeger <borntraeger@linux.ibm.com>,
Sven Schnelle <svens@linux.ibm.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Jesper Dangaard Brouer <hawk@kernel.org>,
John Fastabend <john.fastabend@gmail.com>,
Xuan Zhuo <xuanzhuo@linux.alibaba.com>,
Vincent Whitchurch <vincent.whitchurch@axis.com>,
linux-um@lists.infradead.org, netdev@vger.kernel.org,
platform-driver-x86@vger.kernel.org,
linux-remoteproc@vger.kernel.org, linux-s390@vger.kernel.org,
kvm@vger.kernel.org, bpf@vger.kernel.org,
kangjie.xu@linux.alibaba.com
Subject: [PATCH v11 33/40] virtio_mmio: support the arg sizes of find_vqs()
Date: Wed, 29 Jun 2022 14:56:49 +0800 [thread overview]
Message-ID: <20220629065656.54420-34-xuanzhuo@linux.alibaba.com> (raw)
In-Reply-To: <20220629065656.54420-1-xuanzhuo@linux.alibaba.com>
Virtio MMIO support the new parameter sizes of find_vqs().
Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: Jason Wang <jasowang@redhat.com>
---
drivers/virtio/virtio_mmio.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
index 5e3ba3cc7fd0..c888fee18caf 100644
--- a/drivers/virtio/virtio_mmio.c
+++ b/drivers/virtio/virtio_mmio.c
@@ -360,7 +360,7 @@ static void vm_synchronize_cbs(struct virtio_device *vdev)
static struct virtqueue *vm_setup_vq(struct virtio_device *vdev, unsigned int index,
void (*callback)(struct virtqueue *vq),
- const char *name, bool ctx)
+ const char *name, u32 size, bool ctx)
{
struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev);
struct virtio_mmio_vq_info *info;
@@ -395,8 +395,11 @@ static struct virtqueue *vm_setup_vq(struct virtio_device *vdev, unsigned int in
goto error_new_virtqueue;
}
+ if (!size || size > num)
+ size = num;
+
/* Create the vring */
- vq = vring_create_virtqueue(index, num, VIRTIO_MMIO_VRING_ALIGN, vdev,
+ vq = vring_create_virtqueue(index, size, VIRTIO_MMIO_VRING_ALIGN, vdev,
true, true, ctx, vm_notify, callback, name);
if (!vq) {
err = -ENOMEM;
@@ -497,6 +500,7 @@ static int vm_find_vqs(struct virtio_device *vdev, unsigned int nvqs,
}
vqs[i] = vm_setup_vq(vdev, queue_idx++, callbacks[i], names[i],
+ sizes ? sizes[i] : 0,
ctx ? ctx[i] : false);
if (IS_ERR(vqs[i])) {
vm_del_vqs(vdev);
--
2.31.0
next prev parent reply other threads:[~2022-06-29 7:00 UTC|newest]
Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-29 6:56 [PATCH v11 00/40] virtio pci support VIRTIO_F_RING_RESET Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 01/40] virtio: add helper virtqueue_get_vring_max_size() Xuan Zhuo
2022-06-30 6:35 ` Jason Wang
2022-07-01 6:43 ` Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 02/40] virtio: struct virtio_config_ops add callbacks for queue_reset Xuan Zhuo
2022-06-30 6:39 ` Jason Wang
2022-07-01 6:28 ` Michael S. Tsirkin
2022-07-01 6:42 ` Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 03/40] virtio_ring: update the document of the virtqueue_detach_unused_buf for queue reset Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 04/40] virtio_ring: extract the logic of freeing vring Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 05/40] virtio_ring: split vring_virtqueue Xuan Zhuo
2022-06-30 6:40 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 06/40] virtio_ring: introduce virtqueue_init() Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 07/40] virtio_ring: split: introduce vring_free_split() Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 08/40] virtio_ring: split: extract the logic of alloc queue Xuan Zhuo
2022-07-01 8:26 ` Jason Wang
2022-07-01 8:45 ` Xuan Zhuo
2022-07-04 3:59 ` Jason Wang
2022-07-05 2:12 ` Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 09/40] virtio_ring: split: extract the logic of alloc state and extra Xuan Zhuo
2022-07-01 8:55 ` Jason Wang
2022-07-04 2:04 ` Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 10/40] virtio_ring: split: extract the logic of attach vring Xuan Zhuo
2022-07-01 9:00 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 11/40] virtio_ring: split: extract the logic of vring init Xuan Zhuo
2022-07-01 9:00 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 12/40] virtio_ring: split: introduce virtqueue_reinit_split() Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 13/40] virtio_ring: split: reserve vring_align, may_reduce_num Xuan Zhuo
2022-07-01 9:03 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 14/40] virtio_ring: split: introduce virtqueue_resize_split() Xuan Zhuo
2022-07-01 9:09 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 15/40] virtio_ring: packed: introduce vring_free_packed Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 16/40] virtio_ring: packed: extract the logic of alloc queue Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 17/40] virtio_ring: packed: extract the logic of alloc state and extra Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 18/40] virtio_ring: packed: extract the logic of attach vring Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 19/40] virtio_ring: packed: extract the logic of vring init Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 20/40] virtio_ring: packed: introduce virtqueue_reinit_packed() Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 21/40] virtio_ring: packed: introduce virtqueue_resize_packed() Xuan Zhuo
2022-07-01 9:27 ` Jason Wang
2022-07-04 2:13 ` Xuan Zhuo
2022-07-04 4:02 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 22/40] virtio_ring: introduce virtqueue_resize() Xuan Zhuo
2022-07-01 9:31 ` Jason Wang
2022-07-04 2:20 ` Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 23/40] virtio_pci: move struct virtio_pci_common_cfg to virtio_pci_modern.h Xuan Zhuo
2022-07-01 9:33 ` Jason Wang
2022-07-04 2:23 ` Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 24/40] virtio_pci: struct virtio_pci_common_cfg add queue_notify_data Xuan Zhuo
2022-07-01 9:34 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 25/40] virtio: allow to unbreak/break virtqueue individually Xuan Zhuo
2022-07-01 6:31 ` Michael S. Tsirkin
2022-07-01 9:36 ` Jason Wang
2022-07-04 3:47 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 26/40] virtio: queue_reset: add VIRTIO_F_RING_RESET Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 27/40] virtio_pci: struct virtio_pci_common_cfg add queue_reset Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 28/40] virtio_pci: introduce helper to get/set queue reset Xuan Zhuo
2022-07-01 9:39 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 29/40] virtio_pci: extract the logic of active vq for modern pci Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 30/40] virtio_pci: support VIRTIO_F_RING_RESET Xuan Zhuo
2022-07-04 3:27 ` Jason Wang
2022-06-29 6:56 ` [PATCH v11 31/40] virtio: find_vqs() add arg sizes Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 32/40] virtio_pci: support the arg sizes of find_vqs() Xuan Zhuo
2022-06-29 6:56 ` Xuan Zhuo [this message]
2022-06-29 6:56 ` [PATCH v11 34/40] virtio: add helper virtio_find_vqs_ctx_size() Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 35/40] virtio_net: set the default max ring size by find_vqs() Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 36/40] virtio_net: get ringparam by virtqueue_get_vring_max_size() Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 37/40] virtio_net: split free_unused_bufs() Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 38/40] virtio_net: support rx queue resize Xuan Zhuo
2022-07-04 3:44 ` Jason Wang
2022-07-05 1:59 ` Xuan Zhuo
2022-07-08 6:20 ` Jason Wang
2022-07-15 8:36 ` Xuan Zhuo
2022-07-18 8:56 ` Jason Wang
2022-07-18 8:58 ` Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 39/40] virtio_net: support tx " Xuan Zhuo
2022-07-04 3:45 ` Jason Wang
2022-07-05 2:00 ` Xuan Zhuo
2022-07-08 6:23 ` Jason Wang
2022-07-15 8:28 ` Xuan Zhuo
2022-07-18 8:57 ` Jason Wang
2022-07-18 9:11 ` Xuan Zhuo
2022-06-29 6:56 ` [PATCH v11 40/40] virtio_net: support set_ringparam Xuan Zhuo
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