lkml.org 
[lkml]   [2014]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v7 16/46] virtio_blk: v1.0 support
On Mon, 1 Dec 2014 14:51:26 +0200
"Michael S. Tsirkin" <mst@redhat.com> wrote:

> On Mon, Dec 01, 2014 at 01:40:36PM +0100, Cornelia Huck wrote:
> > On Mon, 1 Dec 2014 14:34:55 +0200
> > "Michael S. Tsirkin" <mst@redhat.com> wrote:
> >
> > > On Mon, Dec 01, 2014 at 01:02:58PM +0100, Cornelia Huck wrote:
> > > > On Mon, 1 Dec 2014 13:46:45 +0200
> > > > "Michael S. Tsirkin" <mst@redhat.com> wrote:
> > > >
> > > > > On Mon, Dec 01, 2014 at 12:33:15PM +0100, Cornelia Huck wrote:
> > > > > > On Mon, 1 Dec 2014 11:26:58 +0200
> > > > > > "Michael S. Tsirkin" <mst@redhat.com> wrote:
> > > > > >
> > > > > > > For some places on data path, it might be worth it
> > > > > > > to cache the correct value e.g. as part of device
> > > > > > > structure. This replaces a branch with a memory load,
> > > > > > > so the gain would have to be measured, best done
> > > > > > > separately?
> > > > > >
> > > > > > I think we'll want to do some measuring once the basic structure is
> > > > > > in place anyway.
> > > > >
> > > > > What's meant by in place here?
> > > >
> > > > That this patchset is ready :)
> > >
> > > Also it's ready to the level where benchmarking is possible, right? I
> > > don't think you should wait until we finish polishing up commit
> > > messages.
> >
> > My point is that I haven't even found time yet to test this
> > thouroughly :(
>
> If my experience shows anything, it's unlikely we'll get appropriate
> testing without code being upstream first.
> That's why I pushed on with sparse tagging btw.
> This way we can be reasonably sure we didn't miss some path.

I know that I'm likely the only one to test ccw (unless I manage to get
some other also-busy people to try this out).

What's the status of virtio-pci, btw? Can people actually test this
sanely?



\
 
 \ /
  Last update: 2014-12-01 14:41    [W:0.409 / U:0.104 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site