Re: [PATCH 0/5] Add vhost-blk support

2012-07-18 Thread Ronen Hod
On 07/17/2012 12:21 PM, Asias He wrote: On 07/17/2012 04:52 PM, Paolo Bonzini wrote: Il 17/07/2012 10:29, Asias He ha scritto: So, vhost-blk at least saves ~6 syscalls for us in each request. Are they really 6? If I/O is coalesced by a factor of 3, for example (i.e. each exit processes 3 req

Re: [PATCH RFC] virtio-spec: flexible configuration layout

2011-11-13 Thread Ronen Hod
On 11/09/2011 05:19 PM, Michael S. Tsirkin wrote: On Wed, Nov 09, 2011 at 02:48:58PM +0200, Sasha Levin wrote: On Wed, 2011-11-09 at 14:38 +0200, Avi Kivity wrote: On 11/09/2011 10:46 AM, Sasha Levin wrote: Alternatively we can add new structures with new structure IDs, pointed to from PCI con

Re: [Qemu-devel] [PATCH 1/5] vfio: Introduce documentation for VFIO driver

2011-12-28 Thread Ronen Hod
On 12/21/2011 11:42 PM, Alex Williamson wrote: Including rationale for design, example usage and API description. Signed-off-by: Alex Williamson --- Documentation/vfio.txt | 352 1 files changed, 352 insertions(+), 0 deletions(-) create mod

Re: [Qemu-devel] Better qemu/kvm defaults (was Re: [RFC PATCH 0/4] Gang scheduling in CFS)

2012-01-01 Thread Ronen Hod
On 01/01/2012 12:16 PM, Dor Laor wrote: On 12/29/2011 06:16 PM, Anthony Liguori wrote: On 12/29/2011 10:07 AM, Dor Laor wrote: On 12/26/2011 11:05 AM, Avi Kivity wrote: On 12/26/2011 05:14 AM, Nikunj A Dadhania wrote: btw you can get an additional speedup by enabling x2apic, for default_send

Re: [PATCH 3/3] virtio-blk: Add bio-based IO path for virtio-blk

2012-07-03 Thread Ronen Hod
On 06/18/2012 02:14 PM, Dor Laor wrote: On 06/18/2012 01:05 PM, Rusty Russell wrote: On Mon, 18 Jun 2012 16:03:23 +0800, Asias He wrote: On 06/18/2012 03:46 PM, Rusty Russell wrote: On Mon, 18 Jun 2012 14:53:10 +0800, Asias He wrote: This patch introduces bio-based IO path for virtio-blk.

Re: [net-next RFC V5 0/5] Multiqueue virtio-net

2012-07-08 Thread Ronen Hod
On 07/05/2012 01:29 PM, Jason Wang wrote: Hello All: This series is an update version of multiqueue virtio-net driver based on Krishna Kumar's work to let virtio-net use multiple rx/tx queues to do the packets reception and transmission. Please review and comments. Test Environment: - Intel(R)

Re: [PATCH net V2] vhost: net: switch to use data copy if pending DMAs exceed the limit

2014-03-16 Thread Ronen Hod
On 03/13/2014 09:28 AM, Jason Wang wrote: On 03/10/2014 04:03 PM, Michael S. Tsirkin wrote: On Fri, Mar 07, 2014 at 01:28:27PM +0800, Jason Wang wrote: We used to stop the handling of tx when the number of pending DMAs exceeds VHOST_MAX_PEND. This is used to reduce the memory occupation of both