Re: [PATCH V7 0/5] virtio-scsi multiqueue

From: Wanlong Gao <gaowanlong@cn.fujitsu.com>
To: JBottomley@parallels.com
Cc: Wanlong Gao <gaowanlong@cn.fujitsu.com>,
	linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
	linux-scsi@vger.kernel.org,
	virtualization@lists.linux-foundation.org, rusty@rustcorp.com.au,
	mst@redhat.com, asias@redhat.com, venkateshs@google.com,
	pbonzini@redhat.com
Subject: Re: [PATCH V7 0/5] virtio-scsi multiqueue
Date: Thu, 28 Mar 2013 10:22:11 +0800	[thread overview]
Message-ID: <5153A953.2000101@cn.fujitsu.com> (raw)
In-Reply-To: <1364038124-32479-1-git-send-email-gaowanlong@cn.fujitsu.com>

On 03/23/2013 07:28 PM, Wanlong Gao wrote:
> This series implements virtio-scsi queue steering, which gives
> performance improvements of up to 50% (measured both with QEMU and
> tcm_vhost backends).
> 
> This version rebased on Rusty's virtio ring rework patches, which
> has already gone into virtio-next today.
> We hope this can go into virtio-next together with the virtio ring
> rework pathes.
> 
> V7: respin to fix the patch apply error
> 
> V6: rework "redo allocation of target data" (James)
>     fix comments (Venkatesh)
>     rebase to virtio-next
> 
> V5: improving the grammar of 1/5 (Paolo)
>     move the dropping of sg_elems to 'virtio-scsi: use virtqueue_add_sgs for command buffers'. (Asias)
> 
> V4: rebase on virtio ring rework patches (rusty's pending-rebases branch)
> 
> V3 and be found http://marc.info/?l=linux-virtualization&m=136067440717154&w=2
> 
> 
> It would probably be easier to get it in via Rusty's tree
> because of the prerequisites.  James, can we get your Acked-by?

James, any thoughts for this version?

Thanks,
Wanlong Gao

> 
> Paolo Bonzini (3):
>   virtio-scsi: pass struct virtio_scsi to virtqueue completion function
>   virtio-scsi: push vq lock/unlock into virtscsi_vq_done
>   virtio-scsi: introduce multiqueue support
> 
> Wanlong Gao (2):
>   virtio-scsi: redo allocation of target data
>   virtio-scsi: reset virtqueue affinity when doing cpu hotplug
> 
>  drivers/scsi/virtio_scsi.c | 387 ++++++++++++++++++++++++++++++++++++---------
>  1 file changed, 309 insertions(+), 78 deletions(-)
> 