On Fri, Feb 01, 2019 at 10:54:30AM +0100, Stefano Garzarella wrote:
> On Fri, Feb 01, 2019 at 12:58:31PM +0800, Stefan Hajnoczi wrote:
> > On Thu, Jan 31, 2019 at 04:19:12PM +0100, Stefano Garzarella wrote:
> Only a question about options: I used a single option "dwz_max_sectors"
> for both
On Fri, Feb 01, 2019 at 12:58:31PM +0800, Stefan Hajnoczi wrote:
> On Thu, Jan 31, 2019 at 04:19:12PM +0100, Stefano Garzarella wrote:
> > diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
> > index 542ec52536..34ee676895 100644
> > --- a/hw/block/virtio-blk.c
> > +++
On Thu, Jan 31, 2019 at 04:19:12PM +0100, Stefano Garzarella wrote:
> diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
> index 542ec52536..34ee676895 100644
> --- a/hw/block/virtio-blk.c
> +++ b/hw/block/virtio-blk.c
> @@ -147,6 +147,30 @@ out:
>
On Thu, Jan 31, 2019 at 06:01:34PM +0100, Stefano Garzarella wrote:
> On Thu, Jan 31, 2019 at 11:04:10AM -0500, Michael S. Tsirkin wrote:
> > On Thu, Jan 31, 2019 at 04:19:12PM +0100, Stefano Garzarella wrote:
> > > This patch adds the support of DISCARD and WRITE ZEROES commands,
> > > that have
On Thu, Jan 31, 2019 at 11:04:10AM -0500, Michael S. Tsirkin wrote:
> On Thu, Jan 31, 2019 at 04:19:12PM +0100, Stefano Garzarella wrote:
> > This patch adds the support of DISCARD and WRITE ZEROES commands,
> > that have been introduced in the virtio-blk protocol to have
> > better performance
On Thu, Jan 31, 2019 at 04:19:12PM +0100, Stefano Garzarella wrote:
> This patch adds the support of DISCARD and WRITE ZEROES commands,
> that have been introduced in the virtio-blk protocol to have
> better performance when using SSD backend.
>
> We support only one segment per request since
This patch adds the support of DISCARD and WRITE ZEROES commands,
that have been introduced in the virtio-blk protocol to have
better performance when using SSD backend.
We support only one segment per request since multiple segments
are not widely used and there are no userspace APIs that allow
