[PATCH v3 05/17] vritio_ring: queue_reset: extract the release function of the vq ring
From: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Date: 2022-01-26 07:35:43
Also in:
bpf, virtualization
Subsystem:
the rest, virtio core · Maintainers:
Linus Torvalds, "Michael S. Tsirkin", Jason Wang
Extract a function __vring_del_virtqueue() from vring_del_virtqueue() to handle releasing vq's ring. Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> --- drivers/virtio/virtio_ring.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 028b05d44546..b6434e36c447 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c@@ -2300,12 +2300,10 @@ struct virtqueue *vring_new_virtqueue(unsigned int index, } EXPORT_SYMBOL_GPL(vring_new_virtqueue); -void vring_del_virtqueue(struct virtqueue *_vq) +static void __vring_del_virtqueue(struct vring_virtqueue *vq) { - struct vring_virtqueue *vq = to_vvq(_vq); - spin_lock(&vq->vq.vdev->vqs_list_lock); - list_del(&_vq->list); + list_del(&vq->vq.list); spin_unlock(&vq->vq.vdev->vqs_list_lock); if (vq->we_own_ring) {
@@ -2338,6 +2336,13 @@ void vring_del_virtqueue(struct virtqueue *_vq) kfree(vq->split.desc_state); kfree(vq->split.desc_extra); } +} + +void vring_del_virtqueue(struct virtqueue *_vq) +{ + struct vring_virtqueue *vq = to_vvq(_vq); + + __vring_del_virtqueue(vq); kfree(vq); } EXPORT_SYMBOL_GPL(vring_del_virtqueue);
--
2.31.0