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linux-next/drivers/virtio
Michael S. Tsirkin cc229884d3 virtio: support unlocked queue poll
This adds a way to check ring empty state after enable_cb outside any
locks. Will be used by virtio_net.

Note: there's room for more optimization: caller is likely to have a
memory barrier already, which means we might be able to get rid of a
barrier here.  Deferring this optimization until we do some
benchmarking.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-07-09 12:45:37 -07:00
..
config.c Remove all #inclusions of asm/system.h 2012-03-28 18:30:03 +01:00
Kconfig drivers/virtio: remove depends on CONFIG_EXPERIMENTAL 2013-01-11 11:39:04 -08:00
Makefile virtio: remove CONFIG_VIRTIO_RING 2012-09-28 15:05:15 +09:30
virtio_balloon.c virtio_balloon: use simplified virtqueue accessors. 2013-03-20 15:45:06 +10:30
virtio_mmio.c virtio: make config_ops const 2013-02-11 15:32:17 +10:30
virtio_pci.c virtio: make pci_device_id const 2013-02-11 15:32:18 +10:30
virtio_ring.c virtio: support unlocked queue poll 2013-07-09 12:45:37 -07:00
virtio.c Some nice cleanups, and even a patch my wife did as a "live" demo for 2012-12-20 08:37:05 -08:00