Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-23 Thread Stefano Garzarella
On Wed, May 22, 2019 at 06:25:17PM +0200, Markus Armbruster wrote: > Stefano Garzarella writes: > > > On Wed, May 8, 2019 at 1:44 PM Markus Armbruster wrote: > >> > >> Stefano Garzarella writes: > >> > >> > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: > [...] > >> >> Let m

Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-22 Thread Markus Armbruster
Stefano Garzarella writes: > On Wed, May 8, 2019 at 1:44 PM Markus Armbruster wrote: >> >> Stefano Garzarella writes: >> >> > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: [...] >> >> Let me review support in drivers: >> >> >> >> * file (file-win32.c) >> >> * iscsi >> >> *

Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-22 Thread Stefano Garzarella
On Wed, May 8, 2019 at 1:44 PM Markus Armbruster wrote: > > Stefano Garzarella writes: > > > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: > >> Cc: Peter for a libvirt perspective. > >> > >> Stefano Garzarella writes: > >> > >> > This patch adds the support of preallocation

Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-10 Thread Stefano Garzarella
On Thu, May 09, 2019 at 03:29:13PM +0200, Peter Krempa wrote: > On Thu, May 09, 2019 at 10:26:46 +0200, Stefano Garzarella wrote: > > On Wed, May 08, 2019 at 01:44:27PM +0200, Markus Armbruster wrote: > > > Stefano Garzarella writes: > > > > > > > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus

Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-10 Thread Stefano Garzarella
On Thu, May 09, 2019 at 02:07:34PM +0200, Markus Armbruster wrote: > Stefano Garzarella writes: > > > On Wed, May 08, 2019 at 01:44:27PM +0200, Markus Armbruster wrote: > >> Stefano Garzarella writes: > >> > >> > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: > >> >> Cc: Pet

Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-09 Thread Peter Krempa
On Thu, May 09, 2019 at 10:26:46 +0200, Stefano Garzarella wrote: > On Wed, May 08, 2019 at 01:44:27PM +0200, Markus Armbruster wrote: > > Stefano Garzarella writes: > > > > > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: > > >> Cc: Peter for a libvirt perspective. > > >> >

Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-09 Thread Markus Armbruster
Stefano Garzarella writes: > On Wed, May 08, 2019 at 01:44:27PM +0200, Markus Armbruster wrote: >> Stefano Garzarella writes: >> >> > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: >> >> Cc: Peter for a libvirt perspective. >> >> >> >> Stefano Garzarella writes: >> >> >>

Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-09 Thread Stefano Garzarella
On Wed, May 08, 2019 at 01:44:27PM +0200, Markus Armbruster wrote: > Stefano Garzarella writes: > > > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: > >> Cc: Peter for a libvirt perspective. > >> > >> Stefano Garzarella writes: > >> > >> > This patch adds the support of pre

Re: [Qemu-devel] Use of PreallocMode in block drivers

2019-05-08 Thread Markus Armbruster
Stefano Garzarella writes: > On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: >> Cc: Peter for a libvirt perspective. >> >> Stefano Garzarella writes: >> >> > This patch adds the support of preallocation (off/full) for the RBD >> > block driver. >> > If available, we use rbd_

Re: [Qemu-devel] Use of PreallocMode in block drivers (was: [PATCH] block/rbd: add preallocation support)

2019-05-07 Thread Stefano Garzarella
On Tue, May 07, 2019 at 08:34:51AM +0200, Markus Armbruster wrote: > Cc: Peter for a libvirt perspective. > > Stefano Garzarella writes: > > > This patch adds the support of preallocation (off/full) for the RBD > > block driver. > > If available, we use rbd_writesame() to quickly fill the image