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 over a

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 letting block

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 it

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

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

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 coherent shared

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 confusion about

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

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 both

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 step...@codeaurora.org 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

[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 gaowanl...@cn.fujitsu.com --- tools/kvm/Makefile |1 - 1 files changed, 0 insertions(+), 1