From: "Nicholas A. Bellinger" <nab@linux-iscsi.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Asias He <asias@redhat.com>,
Rusty Russell <rusty@rustcorp.com.au>,
Marcelo Tosatti <mtosatti@redhat.com>,
kvm@vger.kernel.org, virtualization@lists.linux-foundation.org,
target-devel@vger.kernel.org
Subject: Re: [PATCH v2 3/3] tcm_vhost: Optimize gup in vhost_scsi_map_to_sgl
Date: Tue, 29 Jan 2013 11:21:07 -0800 [thread overview]
Message-ID: <1359487267.23290.1437.camel@haakon2.linux-iscsi.org> (raw)
In-Reply-To: <20130129191659.GA29615@redhat.com>
On Tue, 2013-01-29 at 21:16 +0200, Michael S. Tsirkin wrote:
> On Tue, Jan 29, 2013 at 10:53:33AM -0800, Nicholas A. Bellinger wrote:
> > On Tue, 2013-01-22 at 11:20 +0800, Asias He wrote:
> > > We can get all the pages in one time instead of calling
> > > gup N times.
> > >
> > > Signed-off-by: Asias He <asias@redhat.com>
> > > ---
> >
> > Everything looks fine after initial testing, so also applied to
> > target-pending/for-next.
> >
> > Nice optimization. :)
> >
> > --nab
>
> Maybe best if you put the llist optimization on that branch too then?
>
<nod>, already applied that one ahead of this series.
--nab
prev parent reply other threads:[~2013-01-29 19:21 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-22 3:20 [PATCH v2 0/3] tcm_vhost: Optimize gup in vhost_scsi_map_to_sgl Asias He
2013-01-22 3:20 ` [PATCH v2 1/3] tcm_vhost: Introduce iov_num_pages Asias He
2013-01-29 18:51 ` Nicholas A. Bellinger
2013-01-22 3:20 ` [PATCH v2 2/3] tcm_vhost: Use iov_num_pages to calculate sgl_count Asias He
2013-01-29 18:52 ` Nicholas A. Bellinger
2013-01-22 3:20 ` [PATCH v2 3/3] tcm_vhost: Optimize gup in vhost_scsi_map_to_sgl Asias He
2013-01-29 18:53 ` Nicholas A. Bellinger
2013-01-29 19:16 ` Michael S. Tsirkin
2013-01-29 19:21 ` Nicholas A. Bellinger [this message]
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