Re: [PATCH v2 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-07-08 Thread Rusty Russell
Jens Axboe writes: > Rusty, do you want to ack this (and I'll slurp it up for 3.17) or take > this yourself? Or something else? I'm happy with the idea, and importantly, the new feature bit. So once the implementation is tweaked, please add: Acked-by: Rusty Russell The new feature bi

Re: [PATCH v2 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-06-26 Thread Michael S. Tsirkin
On Wed, Jun 25, 2014 at 11:05:56PM -0600, Jens Axboe wrote: > On 2014-06-25 20:08, Ming Lei wrote: > >Hi, > > > >These patches try to support multi virtual queues(multi-vq) in one > >virtio-blk device, and maps each virtual queue(vq) to blk-mq's > >hardware queue. > > > >With this approach, both sc

Re: [PATCH v2 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-06-25 Thread Ming Lei
On Thu, Jun 26, 2014 at 1:05 PM, Jens Axboe wrote: > On 2014-06-25 20:08, Ming Lei wrote: >> >> Hi, >> >> These patches try to support multi virtual queues(multi-vq) in one >> virtio-blk device, and maps each virtual queue(vq) to blk-mq's >> hardware queue. >> >> With this approach, both scalabili

Re: [PATCH v2 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-06-25 Thread Jens Axboe
On 2014-06-25 20:08, Ming Lei wrote: Hi, These patches try to support multi virtual queues(multi-vq) in one virtio-blk device, and maps each virtual queue(vq) to blk-mq's hardware queue. With this approach, both scalability and performance on virtio-blk device can get improved. For verifying t

[PATCH v2 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-06-25 Thread Ming Lei
Hi, These patches try to support multi virtual queues(multi-vq) in one virtio-blk device, and maps each virtual queue(vq) to blk-mq's hardware queue. With this approach, both scalability and performance on virtio-blk device can get improved. For verifying the improvement, I implements virtio-blk