Re: [Qemu-devel] [PATCH] qcow2: Add full image preallocation option

2011-02-04 Thread Stefan Hajnoczi
On Thu, Jan 27, 2011 at 11:45:55AM -0600, Anthony Liguori wrote: > On 01/27/2011 09:52 AM, Kevin Wolf wrote: > >This adds a preallocation=full mode to qcow2 image creation, which does not > >only allocate metadata for the whole image, but also writes zeros to it, > >creating a non-sparse image file

Re: [Qemu-devel] [PATCH] qcow2: Add full image preallocation option

2011-01-28 Thread Daniel P. Berrange
On Fri, Jan 28, 2011 at 09:22:47AM +0100, Kevin Wolf wrote: > Am 27.01.2011 16:58, schrieb Daniel P. Berrange: > > On Thu, Jan 27, 2011 at 04:52:14PM +0100, Kevin Wolf wrote: > >> This adds a preallocation=full mode to qcow2 image creation, which does not > >> only allocate metadata for the whole i

Re: [Qemu-devel] [PATCH] qcow2: Add full image preallocation option

2011-01-28 Thread Kevin Wolf
Am 27.01.2011 16:58, schrieb Daniel P. Berrange: > On Thu, Jan 27, 2011 at 04:52:14PM +0100, Kevin Wolf wrote: >> This adds a preallocation=full mode to qcow2 image creation, which does not >> only allocate metadata for the whole image, but also writes zeros to it, >> creating a non-sparse image fi

Re: [Qemu-devel] [PATCH] qcow2: Add full image preallocation option

2011-01-28 Thread Kevin Wolf
Am 27.01.2011 18:50, schrieb Anthony Liguori: > On 01/27/2011 09:58 AM, Daniel P. Berrange wrote: >> On Thu, Jan 27, 2011 at 04:52:14PM +0100, Kevin Wolf wrote: >> >>> This adds a preallocation=full mode to qcow2 image creation, which does not >>> only allocate metadata for the whole image, but

Re: [Qemu-devel] [PATCH] qcow2: Add full image preallocation option

2011-01-27 Thread Anthony Liguori
On 01/27/2011 09:58 AM, Daniel P. Berrange wrote: On Thu, Jan 27, 2011 at 04:52:14PM +0100, Kevin Wolf wrote: This adds a preallocation=full mode to qcow2 image creation, which does not only allocate metadata for the whole image, but also writes zeros to it, creating a non-sparse image file.

Re: [Qemu-devel] [PATCH] qcow2: Add full image preallocation option

2011-01-27 Thread Anthony Liguori
On 01/27/2011 09:52 AM, Kevin Wolf wrote: This adds a preallocation=full mode to qcow2 image creation, which does not only allocate metadata for the whole image, but also writes zeros to it, creating a non-sparse image file. The writing zeros bit is in order to support physical devices? Wo

Re: [Qemu-devel] [PATCH] qcow2: Add full image preallocation option

2011-01-27 Thread Daniel P. Berrange
On Thu, Jan 27, 2011 at 04:52:14PM +0100, Kevin Wolf wrote: > This adds a preallocation=full mode to qcow2 image creation, which does not > only allocate metadata for the whole image, but also writes zeros to it, > creating a non-sparse image file. > > Signed-off-by: Kevin Wolf > --- > block/qco

[Qemu-devel] [PATCH] qcow2: Add full image preallocation option

2011-01-27 Thread Kevin Wolf
This adds a preallocation=full mode to qcow2 image creation, which does not only allocate metadata for the whole image, but also writes zeros to it, creating a non-sparse image file. Signed-off-by: Kevin Wolf --- block/qcow2.c | 45 - 1 files changed