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authorCornelia Huck <cohuck@redhat.com>2019-01-03 19:08:04 +0300
committerMichael S. Tsirkin <mst@redhat.com>2019-01-15 04:15:17 +0300
commitd1c1dad89e7a8be2cfdc7b92deca2c8048f0d263 (patch)
treee597a3da2ffd8a936ff932d9e19f74ce9f3653a1 /drivers/virtio/virtio_pci_common.c
parentb89a07c4373b27321b1f6d4b4fdc369fd45ef79d (diff)
downloadlinux-d1c1dad89e7a8be2cfdc7b92deca2c8048f0d263.tar.xz
virtio: document virtio_config_ops restrictions
Some transports (e.g. virtio-ccw) implement virtio operations that seem to be a simple read/write as something more involved that cannot be done from an atomic context. Give at least a hint about that. Signed-off-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/virtio/virtio_pci_common.c')
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