on.org
> > Cc: stefa...@gmail.com; h...@lst.de; m...@redhat.com
> > Subject: Re: [PATCH v2] virtio-blk: add DISCARD support to virtio-blk driver
> >
> >
> >
> > On 05/07/2017 10:44, Changpeng Liu wrote:
> > > Currently virtio-blk driver does not provi
On 05/07/2017 09:57, Liu, Changpeng wrote:
>> Please include a patch for the specification. Since we are at it, I
> Thanks Paolo, do you mean include a text file which describe the changes for
> the specification?
The specification is hosted in an svn (Subversion) repository at
https://tools.o
> -Original Message-
> From: Paolo Bonzini [mailto:pbonz...@redhat.com]
> Sent: Tuesday, July 4, 2017 5:24 PM
> To: Liu, Changpeng ; virtualization@lists.linux-
> foundation.org
> Cc: stefa...@gmail.com; h...@lst.de; m...@redhat.com
> Subject: Re: [PATCH v2] vi
On Tue, Jul 04, 2017 at 11:24:01AM +0200, Paolo Bonzini wrote:
>
>
> On 05/07/2017 10:44, Changpeng Liu wrote:
> > Currently virtio-blk driver does not provide discard feature flag, so the
> > filesystems which built on top of the block device will not send discard
> > command. This is okay for H
On 05/07/2017 10:44, Changpeng Liu wrote:
> Currently virtio-blk driver does not provide discard feature flag, so the
> filesystems which built on top of the block device will not send discard
> command. This is okay for HDD backend, but it will impact the performance
> for SSD backend.
>
> Add