On Thu, 31 Mar 2022 at 04:10, Andrew Scull <[email protected]> wrote: > > The shared descriptors should only be written by the guest driver, > however, the device is still able to overwrite and corrupt them. > Maintain a private shadow copy of the descriptors for the driver to > use for state tracking, removing the need to read from the shared > descriptors. > > Signed-off-by: Andrew Scull <[email protected]> > --- > drivers/virtio/virtio_ring.c | 49 ++++++++++++++++++++++++------------ > include/virtio_ring.h | 10 ++++++++ > 2 files changed, 43 insertions(+), 16 deletions(-)
Reviewed-by: Simon Glass <[email protected]>
