search for: _set_broken

Displaying 3 results from an estimated 3 matches for "_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
...remove() invokes del_gendisk() to synch dirty inode pages (invalidate_partition()). The below patches [4,5,6,7] also exploit a 'broken' virtqueue in order to trigger IO errors as well as to prevent final hanging IO operations. Heinz Graalfs (7): virtio_ring: add new functions virtqueue{_set_broken()/_is_broken()} s390/virtio_ccw: set virtqueue as broken if host notify failed virtio_net: avoid cpu_relax() call loop in case virtqueue is broken virtio_blk: use dummy virtqueue_notify() to detect host kick error virtio_blk: do not free device id if virtqueue is broken virtio_blk: set re...
2013 Oct 22
9
[PATCH RFC 0/7] virtio: avoid various hang situations during hot-unplug
...remove() invokes del_gendisk() to synch dirty inode pages (invalidate_partition()). The below patches [4,5,6,7] also exploit a 'broken' virtqueue in order to trigger IO errors as well as to prevent final hanging IO operations. Heinz Graalfs (7): virtio_ring: add new functions virtqueue{_set_broken()/_is_broken()} s390/virtio_ccw: set virtqueue as broken if host notify failed virtio_net: avoid cpu_relax() call loop in case virtqueue is broken virtio_blk: use dummy virtqueue_notify() to detect host kick error virtio_blk: do not free device id if virtqueue is broken virtio_blk: set re...