Re: [RFC PATCH 0/9] vhost-nvme: new qemu nvme backend using nvme target

2015-11-23 Thread Ming Lin
On Sat, 2015-11-21 at 14:11 +0100, Paolo Bonzini wrote: > > On 20/11/2015 01:20, Ming Lin wrote: > > One improvment could be to use google's NVMe vendor extension that > > I send in another thread, aslo here: > > https://git.kernel.org/cgit/linux/kernel/git/mlin/linux.git/log/?h=nvme-google-ext >

Re: vhost-blk and qemu

2015-11-23 Thread Stefan Hajnoczi
On Tue, Nov 17, 2015 at 9:23 PM, Mohan G via Virtualization wrote: > I am looking to experiment the vhost-blk stack. Can some one point me to the > latest code version and the corresponding qemu version location. > I am on centos 7 (3.10 ) kernel. I am

Re: [RFC PATCH 0/9] vhost-nvme: new qemu nvme backend using nvme target

2015-11-23 Thread Paolo Bonzini
On 23/11/2015 09:17, Ming Lin wrote: > On Sat, 2015-11-21 at 14:11 +0100, Paolo Bonzini wrote: >> >> On 20/11/2015 01:20, Ming Lin wrote: >>> One improvment could be to use google's NVMe vendor extension that >>> I send in another thread, aslo here: >>>

Re: [PATCH v3 0/3] virtio DMA API core stuff

2015-11-23 Thread Marcel Apfelbaum
On 11/22/2015 05:54 PM, David Woodhouse wrote: On Sun, 2015-11-22 at 15:06 +0200, Marcel Apfelbaum wrote: I tried to generate a DMAR table that excludes some devices from IOMMU translation, however it does not help. The reason is, as far as I understand, that Linux kernel does not allow any

Re: [PATCH -qemu] nvme: support Google vendor extension

2015-11-23 Thread Ming Lin
On Sat, 2015-11-21 at 23:45 -0800, Ming Lin wrote: > On Sat, 2015-11-21 at 13:56 +0100, Paolo Bonzini wrote: > > > > On 21/11/2015 00:05, Ming Lin wrote: > > > [1.752129] Freeing unused kernel memory: 420K (880001b97000 - > > > 880001c0) > > > [1.986573] clocksource: tsc:

Re: [RFC PATCH 0/9] vhost-nvme: new qemu nvme backend using nvme target

2015-11-23 Thread Ming Lin
On Mon, 2015-11-23 at 15:14 +0100, Paolo Bonzini wrote: > > On 23/11/2015 09:17, Ming Lin wrote: > > On Sat, 2015-11-21 at 14:11 +0100, Paolo Bonzini wrote: > >> > >> On 20/11/2015 01:20, Ming Lin wrote: > >>> One improvment could be to use google's NVMe vendor extension that > >>> I send in

Re: [PATCH] virtio_ring: Shadow available ring flags & index

2015-11-23 Thread Xie, Huawei
On 11/21/2015 2:30 AM, Venkatesh Srinivas wrote: > On Thu, Nov 19, 2015 at 04:15:48PM +, Xie, Huawei wrote: >> On 11/18/2015 12:28 PM, Venkatesh Srinivas wrote: >>> On Tue, Nov 17, 2015 at 08:08:18PM -0800, Venkatesh Srinivas wrote: On Mon, Nov 16, 2015 at 7:46 PM, Xie, Huawei