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authorWu Zongyong <wuzongyong@linux.alibaba.com>2021-10-29 17:14:47 +0800
committerMichael S. Tsirkin <mst@redhat.com>2021-11-01 04:30:35 -0400
commit30a03dfcbbdac22ade72a38b953e0709fbf35baa (patch)
tree1f9d689927cefa85ac5cd508052ad52ae9404363 /include/uapi/linux
parentc53e5d1b5ea46cfd6acb4a51c324b2ec03e89e76 (diff)
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virtio_vdpa: setup correct vq size with callbacks get_vq_num_{max,min}
For the devices which implement the get_vq_num_min callback, the driver should not negotiate with virtqueue size with the backend vdpa device if the value returned by get_vq_num_min equals to the value returned by get_vq_num_max. This is useful for vdpa devices based on legacy virtio specfication. Signed-off-by: Wu Zongyong <wuzongyong@linux.alibaba.com> Link: https://lore.kernel.org/r/bc0551cec6c3f3dd9424b678b7c22d882aebab3a.1635493219.git.wuzongyong@linux.alibaba.com Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/uapi/linux')
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