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Revision 6d74ca5a

ID6d74ca5aa83b83fb52332f7735c61ecb7a5328c1

Added by Michael S. Tsirkin almost 12 years ago

virtio: verify features on load

migrating between hosts which have different features
might break silently, if the migration destination
does not support some features supported by source.

Prevent this from happening by comparing acked feature
bits with the mask supported by the device.

Signed-off-by: Michael S. Tsirkin <>
Signed-off-by: Anthony Liguori <>

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