Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

2011-11-12 Thread Avi Kivity
On 11/10/2011 07:54 PM, Anthony Liguori wrote: >> IMO, this should be a release blocker. qemu 1.0 only supporting >> migration on enterprise storage? > > > No, this is not going to block the release. > > You can't dump patches on the ML during -rc for an issue that has been > understood for well o

Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

2011-11-12 Thread Avi Kivity
On 11/11/2011 12:15 PM, Kevin Wolf wrote: > Am 10.11.2011 22:30, schrieb Anthony Liguori: > > Live migration with qcow2 or any other image format is just not going to > > work > > right now even with proper clustered storage. I think doing a block level > > flush > > cache interface and lettin

Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

2011-11-12 Thread Avi Kivity
On 11/11/2011 04:03 PM, Anthony Liguori wrote: > > I don't view not supporting migration with image formats as a > regression as it's never been a feature we've supported. While there > might be confusion about support around NFS, I think it's always been > clear that image formats cannot be used.

Re: [PATCH 02/10] nEPT: MMU context for nested EPT

2011-11-12 Thread Avi Kivity
On 11/10/2011 10:05 PM, Nadav Har'El wrote: > On Thu, Nov 10, 2011, Avi Kivity wrote about "Re: [PATCH 02/10] nEPT: MMU > context for nested EPT": > > This is all correct, but the code in question parses the EPT12 table > > using the ia32 page table format. They're sufficiently similar so that >

Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

2011-11-12 Thread Anthony Liguori
On 11/12/2011 04:20 AM, Avi Kivity wrote: On 11/10/2011 07:54 PM, Anthony Liguori wrote: IMO, this should be a release blocker. qemu 1.0 only supporting migration on enterprise storage? No, this is not going to block the release. You can't dump patches on the ML during -rc for an issue that

Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

2011-11-12 Thread Anthony Liguori
On 11/12/2011 04:27 AM, Avi Kivity wrote: On 11/11/2011 04:03 PM, Anthony Liguori wrote: I don't view not supporting migration with image formats as a regression as it's never been a feature we've supported. While there might be confusion about support around NFS, I think it's always been clea

Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

2011-11-12 Thread Avi Kivity
On 11/12/2011 03:30 PM, Anthony Liguori wrote: >> Nor can you yank support for migration this way. Might as well put a >> big sign on 1.0, "Do Not Use This Release". > > > You're joking, right? No. > > Let's be very clear. Live migration works perfectly fine when you use > raw images and cohere

Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

2011-11-12 Thread Avi Kivity
On 11/12/2011 03:39 PM, Anthony Liguori wrote: > On 11/12/2011 04:27 AM, Avi Kivity wrote: >> On 11/11/2011 04:03 PM, Anthony Liguori wrote: >>> >>> I don't view not supporting migration with image formats as a >>> regression as it's never been a feature we've supported. While there >>> might be c

Re: [Qemu-devel] qemu and qemu.git -> Migration + disk stress introduces qcow2 corruptions

2011-11-12 Thread Anthony Liguori
On 11/12/2011 08:43 AM, Avi Kivity wrote: On 11/12/2011 03:39 PM, Anthony Liguori wrote: On 11/12/2011 04:27 AM, Avi Kivity wrote: On 11/11/2011 04:03 PM, Anthony Liguori wrote: I don't view not supporting migration with image formats as a regression as it's never been a feature we've support

Re: [PATCH 02/10] nEPT: MMU context for nested EPT

2011-11-12 Thread Nadav Har'El
On Sat, Nov 12, 2011, Avi Kivity wrote about "Re: [PATCH 02/10] nEPT: MMU context for nested EPT": > host may write-protect a page. Second, the shadow and guest ptes may be > in different formats (ept vs ia32). I'm afraid I've lost you here... The shadow table and the to-be-shadowed table are b

Re: [PATCH v4 2/7] iommu/core: split mapping to page sizes as supported by the hardware

2011-11-12 Thread KyongHo Cho
On Sat, Nov 12, 2011 at 11:04 AM, Stepan Moskovchenko wrote: > Yes, the scatterlist is allowed to have different page sizes. But, they are > required to have a length that is a multiple of 4K. If a page in the list is An element in scatterlist may not be aligned by 4K but I think IOMMU driver mus

[PATCH] kvm-tool: don't add the -Wunused-result flag

2011-11-12 Thread Wanlong Gao
The -Wunused-result is the default option of gcc, so no need to add it to the FLAGS. And the previous version of gcc can't support this flag, it may cause a compile error. Signed-off-by: Wanlong Gao --- tools/kvm/Makefile |1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/