Re: [PATCH v2 06/24] virtio-pci: support queue reset

2022-08-24 Thread Jason Wang
在 2022/8/23 15:52, Kangjie Xu 写道: 在 2022/8/23 15:40, Jason Wang 写道: 在 2022/8/16 09:06, Kangjie Xu 写道: From: Xuan Zhuo PCI devices support vq reset. Based on this function, the driver can adjust the size of the ring, and quickly recycle the buffer in the ring. The migration of the virtio

Re: [PATCH v2 06/24] virtio-pci: support queue reset

2022-08-23 Thread Kangjie Xu
在 2022/8/23 15:40, Jason Wang 写道: 在 2022/8/16 09:06, Kangjie Xu 写道: From: Xuan Zhuo PCI devices support vq reset. Based on this function, the driver can adjust the size of the ring, and quickly recycle the buffer in the ring. The migration of the virtio devices will not happen during a re

Re: [PATCH v2 06/24] virtio-pci: support queue reset

2022-08-23 Thread Jason Wang
在 2022/8/16 09:06, Kangjie Xu 写道: From: Xuan Zhuo PCI devices support vq reset. Based on this function, the driver can adjust the size of the ring, and quickly recycle the buffer in the ring. The migration of the virtio devices will not happen during a reset operation. This is becuase the g

[PATCH v2 06/24] virtio-pci: support queue reset

2022-08-15 Thread Kangjie Xu
From: Xuan Zhuo PCI devices support vq reset. Based on this function, the driver can adjust the size of the ring, and quickly recycle the buffer in the ring. The migration of the virtio devices will not happen during a reset operation. This is becuase the global iothread lock is held. Migration