Re: [PATCH v3 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-07-08 Thread Rusty Russell
Christoph Hellwig writes: > On Mon, Jun 30, 2014 at 09:01:07PM -0600, Jens Axboe wrote: >> >I appreciate very much that one of you may queue these two >> >patches into your tree so that userspace work can be kicked off, >> >since Michael has acked both patches and all comments have >> >been addres

Re: [PATCH v3 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-07-01 Thread Christoph Hellwig
On Mon, Jun 30, 2014 at 09:01:07PM -0600, Jens Axboe wrote: > >I appreciate very much that one of you may queue these two > >patches into your tree so that userspace work can be kicked off, > >since Michael has acked both patches and all comments have > >been addressed already. > > Given that Mich

Re: [PATCH v3 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-06-30 Thread Jens Axboe
On 2014-06-30 19:36, Ming Lei wrote: Hi Jens and Rusty, On Thu, Jun 26, 2014 at 8:04 PM, Ming Lei wrote: On Thu, Jun 26, 2014 at 5:41 PM, 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 har

Re: [PATCH v3 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-06-30 Thread Ming Lei
Hi Jens and Rusty, On Thu, Jun 26, 2014 at 8:04 PM, Ming Lei wrote: > On Thu, Jun 26, 2014 at 5:41 PM, 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 t

Re: [PATCH v3 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-06-26 Thread Ming Lei
On Thu, Jun 26, 2014 at 5:41 PM, 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 i

[PATCH v3 0/2] block: virtio-blk: support multi vq per virtio-blk

2014-06-26 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