Re: [PATCH] vhost-blk: Add vhost-blk support v5

2012-11-20 Thread Michael S. Tsirkin
On Tue, Nov 20, 2012 at 02:39:40PM +0800, Asias He wrote: On 11/20/2012 04:26 AM, Michael S. Tsirkin wrote: On Mon, Nov 19, 2012 at 04:53:42PM +0800, Asias He wrote: vhost-blk is an in-kernel virito-blk device accelerator. Due to lack of proper in-kernel AIO interface, this version

Re: [PATCH v12 4/7] mm: introduce compaction and migration for ballooned pages

2012-11-20 Thread Rafael Aquini
On Sun, Nov 18, 2012 at 09:59:47AM -0500, Sasha Levin wrote: On Sat, Nov 17, 2012 at 4:54 PM, Rafael Aquini aqu...@redhat.com wrote: On Sat, Nov 17, 2012 at 01:01:30PM -0500, Sasha Levin wrote: I'm getting the following while fuzzing using trinity inside a KVM tools guest, on latest

Re: [PATCH v2 02/11] x86/kexec: Add extra pointers to transition page table PGD, PUD, PMD and PTE

2012-11-20 Thread Jan Beulich
On 20.11.12 at 16:04, Daniel Kiper daniel.ki...@oracle.com wrote: Some implementations (e.g. Xen PVOPS) could not use part of identity page table to construct transition page table. It means that they require separate PUDs, PMDs and PTEs for virtual and physical (identity) mapping. To

Re: [PATCH v2 01/11] kexec: introduce kexec_ops struct

2012-11-20 Thread Eric W. Biederman
Daniel Kiper daniel.ki...@oracle.com writes: Some kexec/kdump implementations (e.g. Xen PVOPS) could not use default functions or require some changes in behavior of kexec/kdump generic code. To cope with that problem kexec_ops struct was introduced. It allows a developer to replace all or

Re: [PATCH v11 7/7] mm: add vm event counters for balloon pages compaction

2012-11-20 Thread Andrew Morton
On Fri, 9 Nov 2012 12:58:29 -0200 Rafael Aquini aqu...@redhat.com wrote: On Fri, Nov 09, 2012 at 12:20:33PM +, Mel Gorman wrote: On Wed, Nov 07, 2012 at 01:05:54AM -0200, Rafael Aquini wrote: This patch introduces a new set of vm event counters to keep track of ballooned pages

Re: [PATCH v11 4/7] mm: introduce compaction and migration for ballooned pages

2012-11-20 Thread Andrew Morton
On Fri, 9 Nov 2012 12:16:02 + Mel Gorman m...@csn.ul.ie wrote: On Wed, Nov 07, 2012 at 01:05:51AM -0200, Rafael Aquini wrote: Memory fragmentation introduced by ballooning might reduce significantly the number of 2MB contiguous memory blocks that can be used within a guest, thus

Re: [PATCH v12 4/7] mm: introduce compaction and migration for ballooned pages

2012-11-20 Thread Sasha Levin
On 11/20/2012 09:14 AM, Rafael Aquini wrote: On Sun, Nov 18, 2012 at 09:59:47AM -0500, Sasha Levin wrote: On Sat, Nov 17, 2012 at 4:54 PM, Rafael Aquini aqu...@redhat.com wrote: On Sat, Nov 17, 2012 at 01:01:30PM -0500, Sasha Levin wrote: I'm getting the following while fuzzing using trinity