Re: Virtio network performance poorer than emulated e1000

2010-07-24 Thread Balachandar
On Fri, Jul 23, 2010 at 3:11 AM, Jes Sorensen jes.soren...@redhat.com wrote: On 07/23/10 03:31, Balachandar wrote: On Thu, Jul 22, 2010 at 8:18 PM, Sridhar Samudrala I tried this one also but not much improvement. Actually i get a some improvement if i disabled the tx timeout timer in the

Re: [RFC PATCH v3 0/3] Add segment limit checks to emulator

2010-07-24 Thread Kevin O'Connor
On Mon, Jul 12, 2010 at 04:13:06PM +0300, Avi Kivity wrote: Does SeaBIOS use big real mode now? SeaBIOS calls option roms in big real mode. This is required by the relevant specs. See the transition16big function in src/romlayout.S. It briefly jumps to an address at 0xffxxx during the

Re: [RFC PATCH v3 0/3] Add segment limit checks to emulator

2010-07-24 Thread Kevin O'Connor
On Sat, Jul 24, 2010 at 11:45:22AM -0400, Kevin O'Connor wrote: On Mon, Jul 12, 2010 at 04:13:06PM +0300, Avi Kivity wrote: Does SeaBIOS use big real mode now? SeaBIOS calls option roms in big real mode. This is required by the relevant specs. See the transition16big function in

Re: Alt SeaBIOS SSDT cpu hotplug

2010-07-24 Thread Kevin O'Connor
On Sat, Jul 10, 2010 at 12:41:18AM +0800, Liu, Jinsong wrote: Kevin O'Connor wrote: On Thu, Jul 08, 2010 at 09:19:13PM +0800, Liu, Jinsong wrote: Avi Kivity wrote: Very nice. I thought about doing this but abandoned it as unmaintainable. Using external functions and the ID variable,

Re: [PATCH UPDATED 1/3] vhost: replace vhost_workqueue with per-vhost kthread

2010-07-24 Thread Michael S. Tsirkin
On Thu, Jul 22, 2010 at 11:21:40PM +0200, Tejun Heo wrote: Hello, On 07/22/2010 05:58 PM, Michael S. Tsirkin wrote: All the tricky barrier pairing made me uncomfortable. So I came up with this on top (untested): if we do all operations under the spinlock, we can get by without barriers

RE: Alt SeaBIOS SSDT cpu hotplug

2010-07-24 Thread Liu, Jinsong
Kevin O'Connor wrote: On Sat, Jul 10, 2010 at 12:41:18AM +0800, Liu, Jinsong wrote: Kevin O'Connor wrote: On Thu, Jul 08, 2010 at 09:19:13PM +0800, Liu, Jinsong wrote: Avi Kivity wrote: Very nice. I thought about doing this but abandoned it as unmaintainable. Using external functions and