Existing virtio-blk protocol doesn't have DISCARD/WRITE ZEROES support,
this will impact the performance when using SSD backend over file systems.
Here is the proposal to extend existing virtio-blk protocol to support
DISCARD/WRITE ZEROES commands.
Basic idea here is using 16 Bytes payload to sup
On Tue, Mar 06, 2018 at 09:54:49AM +0800, Wei Wang wrote:
> On 03/05/2018 10:09 PM, Michael S. Tsirkin wrote:
> > On Mon, Mar 05, 2018 at 11:36:15AM +0800, Wei Wang wrote:
> > > On 03/03/2018 02:37 AM, Michael S. Tsirkin wrote:
> > > > On Fri, Mar 02, 2018 at 04:47:29PM +0800, Wei Wang wrote:
> > >
On 03/05/2018 10:09 PM, Michael S. Tsirkin wrote:
On Mon, Mar 05, 2018 at 11:36:15AM +0800, Wei Wang wrote:
On 03/03/2018 02:37 AM, Michael S. Tsirkin wrote:
On Fri, Mar 02, 2018 at 04:47:29PM +0800, Wei Wang wrote:
diff --git a/include/sysemu/balloon.h b/include/sysemu/balloon.h
index af49e19
> -Original Message-
> From: Stefan Hajnoczi [mailto:stefa...@redhat.com]
> Sent: Monday, March 5, 2018 7:34 PM
> To: Liu, Changpeng
> Cc: virtio-dev@lists.oasis-open.org; cav...@redhat.com; pbonz...@redhat.com;
> Wodkowski, PawelX ; Harris, James R
>
> Subject: Re: [RFC v2] virtio-blk:
On Mon, Mar 5, 2018 at 2:30 PM, Jiri Pirko wrote:
> Mon, Mar 05, 2018 at 05:11:32PM CET, step...@networkplumber.org wrote:
>>On Mon, 5 Mar 2018 10:21:18 +0100
>>Jiri Pirko wrote:
>>
>>> Sun, Mar 04, 2018 at 10:58:34PM CET, alexander.du...@gmail.com wrote:
>>> >On Sun, Mar 4, 2018 at 10:50 AM, Jir
On Mon, Mar 5, 2018 at 12:57 PM, Don Dutile wrote:
> On 03/01/2018 03:22 PM, Alex Williamson wrote:
>>
>> On Wed, 28 Feb 2018 16:36:38 -0800
>> Alexander Duyck wrote:
>>
>>> On Wed, Feb 28, 2018 at 2:59 PM, Alex Williamson
>>> wrote:
On Wed, 28 Feb 2018 09:49:21 -0800
Alexander Du
On Mon, Mar 05, 2018 at 05:04:40PM +0100, Cornelia Huck wrote:
> On Mon, 5 Mar 2018 16:26:11 +0200
> "Michael S. Tsirkin" wrote:
>
> > On Mon, Mar 05, 2018 at 03:20:35PM +0100, Cornelia Huck wrote:
> > > On Wed, 28 Feb 2018 21:16:32 +0200
> > > "Michael S. Tsirkin" wrote:
> > >
> > > > Bitfie
On Mon, 5 Mar 2018 16:26:11 +0200
"Michael S. Tsirkin" wrote:
> On Mon, Mar 05, 2018 at 03:20:35PM +0100, Cornelia Huck wrote:
> > On Wed, 28 Feb 2018 21:16:32 +0200
> > "Michael S. Tsirkin" wrote:
> >
> > > Bitfields are a useful and familiar way to specify sub-byte structure
> > > layout. T
On Mon, Mar 05, 2018 at 03:20:35PM +0100, Cornelia Huck wrote:
> On Wed, 28 Feb 2018 21:16:32 +0200
> "Michael S. Tsirkin" wrote:
>
> > Bitfields are a useful and familiar way to specify sub-byte structure
> > layout. The only issue is that bitfield order isn't portable across
> > architectures.
On Wed, 28 Feb 2018 21:16:32 +0200
"Michael S. Tsirkin" wrote:
> Bitfields are a useful and familiar way to specify sub-byte structure
> layout. The only issue is that bitfield order isn't portable across
> architectures. Document that we list bitfields from least to
> most significant one, and
On Thu, Feb 22, 2018 at 01:50:52PM +0100, Tomáš Golembiovský wrote:
> Linux kernel provides some balloon memory statistics that were not
> included in the specs. Include them to avoid any ID clashes in the
> future.
>
> Signed-off-by: Tomáš Golembiovský
OK when you feel it's ready, pls open an i
On Mon, Mar 05, 2018 at 11:36:15AM +0800, Wei Wang wrote:
> On 03/03/2018 02:37 AM, Michael S. Tsirkin wrote:
> > On Fri, Mar 02, 2018 at 04:47:29PM +0800, Wei Wang wrote:
> > > diff --git a/include/sysemu/balloon.h b/include/sysemu/balloon.h
> > > index af49e19..16a2aae 100644
> > > --- a/include/
On Thu, Feb 22, 2018 at 01:50:52PM +0100, Tomáš Golembiovský wrote:
> Linux kernel provides some balloon memory statistics that were not
> included in the specs. Include them to avoid any ID clashes in the
> future.
>
> Signed-off-by: Tomáš Golembiovský
> ---
> content.tex | 9 +
> 1 fil
On Wed, Feb 28, 2018 at 02:54:28PM +0800, Changpeng Liu wrote:
> @@ -4211,6 +4227,17 @@ according to the native endian of the guest rather than
>after reset can be either writeback or writethrough. The actual
>mode can be determined by reading \field{writeback} after feature
>negotiati
On Wed, Feb 28, 2018 at 09:16:32PM +0200, Michael S. Tsirkin wrote:
> Bitfields are a useful and familiar way to specify sub-byte structure
> layout. The only issue is that bitfield order isn't portable across
> architectures. Document that we list bitfields from least to
> most significant one, a
On Fri, Mar 02, 2018 at 10:09:09PM +0200, Michael S. Tsirkin wrote:
> Add links to admin repo and mailing lists.
>
> Signed-off-by: Michael S. Tsirkin
> ---
> README.md | 14 ++
> 1 file changed, 10 insertions(+), 4 deletions(-)
Reviewed-by: Stefan Hajnoczi
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