CFP: 12th IEEE/ACM International Symposium on Cluster, Grid and Cloud Computing (CCGrid 2012) Ottawa, Canada

2011-11-04 Thread Ioan Raicu
CALL FOR PAPERS 12th IEEE/ACM International Symposium on Cluster, Grid and Cloud Computing (CCGrid 2012) Ottawa, Canada May 13-16, 2012 http://www.cloudbus.org/ccgrid2012 Rapid advances in processing, communication and systems/middleware technologies are leading to new paradigms and platforms f

Re: [patch 1/2] xen-gntalloc: integer overflow in gntalloc_ioctl_alloc()

2011-11-04 Thread Konrad Rzeszutek Wilk
On Fri, Nov 04, 2011 at 09:24:08PM +0300, Dan Carpenter wrote: > On 32 bit systems a high value of op.count could lead to an integer > overflow in the kzalloc() and gref_ids would be smaller than > expected. If the you triggered another integer overflow in > "if (gref_size + op.count > limit)" the

Re: virtio-pci new configuration proposal

2011-11-04 Thread Sasha Levin
On Fri, 2011-11-04 at 16:23 +0200, Michael S. Tsirkin wrote: > On Fri, Nov 04, 2011 at 03:53:24PM +0200, Sasha Levin wrote: > > On Fri, 2011-11-04 at 15:51 +0200, Michael S. Tsirkin wrote: > > > On Fri, Nov 04, 2011 at 02:32:19PM +0200, Sasha Levin wrote: > > > > On Fri, 2011-11-04 at 13:40 +0200,

Re: virtio-pci new configuration proposal

2011-11-04 Thread Michael S. Tsirkin
On Fri, Nov 04, 2011 at 03:53:24PM +0200, Sasha Levin wrote: > On Fri, 2011-11-04 at 15:51 +0200, Michael S. Tsirkin wrote: > > On Fri, Nov 04, 2011 at 02:32:19PM +0200, Sasha Levin wrote: > > > On Fri, 2011-11-04 at 13:40 +0200, Michael S. Tsirkin wrote: > > > > On Fri, Nov 04, 2011 at 08:14:43PM

Re: virtio-pci new configuration proposal

2011-11-04 Thread Sasha Levin
On Fri, 2011-11-04 at 15:51 +0200, Michael S. Tsirkin wrote: > On Fri, Nov 04, 2011 at 02:32:19PM +0200, Sasha Levin wrote: > > On Fri, 2011-11-04 at 13:40 +0200, Michael S. Tsirkin wrote: > > > On Fri, Nov 04, 2011 at 08:14:43PM +1030, Rusty Russell wrote: > > > > > > 3) If we're changing the queu

Re: virtio-pci new configuration proposal

2011-11-04 Thread Michael S. Tsirkin
On Fri, Nov 04, 2011 at 02:32:19PM +0200, Sasha Levin wrote: > On Fri, 2011-11-04 at 13:40 +0200, Michael S. Tsirkin wrote: > > On Fri, Nov 04, 2011 at 08:14:43PM +1030, Rusty Russell wrote: > > > > > 3) If we're changing the queue layout, it's a chance to fix a > > > > >longstanding bug: let t

Re: virtio-pci new configuration proposal

2011-11-04 Thread Sasha Levin
On Fri, 2011-11-04 at 13:40 +0200, Michael S. Tsirkin wrote: > On Fri, Nov 04, 2011 at 08:14:43PM +1030, Rusty Russell wrote: > > > > 3) If we're changing the queue layout, it's a chance to fix a > > > >longstanding bug: let the guest notify the host of preferred > > > >queue size and align

Re: virtio-pci new configuration proposal

2011-11-04 Thread Michael S. Tsirkin
On Fri, Nov 04, 2011 at 08:14:43PM +1030, Rusty Russell wrote: > > > 3) If we're changing the queue layout, it's a chance to fix a > > >longstanding bug: let the guest notify the host of preferred > > >queue size and alignment. > > > > Yup, we can do that. We don't need to change all of l

Re: [PATCH 3 of 5] virtio: support unlocked queue kick

2011-11-04 Thread Rusty Russell
On Thu, 3 Nov 2011 03:52:11 -0400, Christoph Hellwig wrote: > On Thu, Nov 03, 2011 at 06:12:51PM +1030, Rusty Russell wrote: > > Based on patch by Christoph for virtio_blk speedup: > > Please credit it to Stefan - he also sent a pointer to his original > version in reply to the previous thread. >

Re: [PATCH 3 of 5] virtio: support unlocked queue kick

2011-11-04 Thread Stefan Hajnoczi
On Thu, Nov 3, 2011 at 7:52 AM, Christoph Hellwig wrote: > On Thu, Nov 03, 2011 at 06:12:51PM +1030, Rusty Russell wrote: >> Based on patch by Christoph for virtio_blk speedup: > > Please credit it to Stefan - he also sent a pointer to his original > version in reply to the previous thread. Thank

Re: virtio-pci new configuration proposal

2011-11-04 Thread Rusty Russell
On Thu, 03 Nov 2011 10:33:23 +0200, Sasha Levin wrote: > On Thu, 2011-11-03 at 12:28 +1030, Rusty Russell wrote: > > 2) I don't think we want to turn the device-specific config into a > >linked list. We haven't needed variable-length config (yet!), and > >it's (slightly) more complex. T

Re: [PATCH] virtio-balloon: Trivial cleanups

2011-11-04 Thread Rusty Russell
On Thu, 3 Nov 2011 13:09:55 +0200, "Michael S. Tsirkin" wrote: > On Thu, Nov 03, 2011 at 10:20:04AM +0200, Sasha Levin wrote: > > Trivial changes to remove forgotten junk, format comments, and correct > > names. > > > > Cc: Rusty Russell > > Cc: "Michael S. Tsirkin" > > Cc: virtualization@list