search for: virtqueue_set_broken

Displaying 3 results from an estimated 3 matches for "virtqueue_set_broken".

2013 Oct 22
0
[PATCH RFC 1/7] virtio_ring: add new functions virtqueue{_set_broken()/_is_broken()}
This patch adds 2 new functions: virtqueue_set_broken(): to be called when a virtqueue kick operation fails. virtqueue_is_broken(): can be called to query the virtqueue state after a host was kicked. Signed-off-by: Heinz Graalfs <graalfs at linux.vnet.ibm.com> --- drivers/virtio/virtio_ring.c | 16 ++++++++++++++++ include/linux/virtio.h...
2013 Oct 22
9
[PATCH RFC 0/7] virtio: avoid various hang situations during hot-unplug
Hi, this patch-set tries to solve various hang situations when virtio devices (network or block) are hot-unplugged from a KVM guest. On System z there exists no handshake mechanism between host and guest when a device is hot-unplugged. The device is removed and no further I/O is possible. The guest is notified about the hard removal with a CRW machine check. As per architecture, the host must
2013 Oct 22
9
[PATCH RFC 0/7] virtio: avoid various hang situations during hot-unplug
Hi, this patch-set tries to solve various hang situations when virtio devices (network or block) are hot-unplugged from a KVM guest. On System z there exists no handshake mechanism between host and guest when a device is hot-unplugged. The device is removed and no further I/O is possible. The guest is notified about the hard removal with a CRW machine check. As per architecture, the host must