On Thu, Jun 05, 2014 at 02:15:33PM +0200, Markus Armbruster wrote: > When a device model's I/O operation fails, we execute the error > action. This lets layers above QEMU implement thin provisioning, or > attempt to correct errors before they reach the guest. But when the > I/O operation fails because its invalid, reporting the error to the > guest is the only sensible action. > > This short series does exactly that for virtio-blk. I intend to do > the same for IDE and SCSI. > > Markus Armbruster (3): > virtio-blk: Factor common checks out of virtio_blk_handle_read/write() > virtio-blk: Bypass error action and I/O accounting on invalid r/w > virtio-blk: Treat read/write beyond end as invalid > > hw/block/virtio-blk.c | 45 +++++++++++++++++++++++++++++---------------- > 1 file changed, 29 insertions(+), 16 deletions(-) > > -- > 1.9.3 >
Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>
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