Re: [Qemu-devel] [RFC 6/6] block: add -drive copy-on-read=on|off

2011-11-03 Thread Stefan Hajnoczi
On Thu, Nov 03, 2011 at 03:32:17PM +0100, Kevin Wolf wrote: > Am 17.10.2011 17:47, schrieb Stefan Hajnoczi: > > This patch adds the -drive copy-on-read=on|off command-line option: > > > > copy-on-read=on|off > > copy-on-read is "on" or "off" and enables whether to copy read backing > > file

Re: [Qemu-devel] [RFC 6/6] block: add -drive copy-on-read=on|off

2011-11-03 Thread Kevin Wolf
Am 17.10.2011 17:47, schrieb Stefan Hajnoczi: > This patch adds the -drive copy-on-read=on|off command-line option: > > copy-on-read=on|off > copy-on-read is "on" or "off" and enables whether to copy read backing > file sectors into the image file. Copy-on-read avoids accessing the > same

[Qemu-devel] [RFC 6/6] block: add -drive copy-on-read=on|off

2011-10-17 Thread Stefan Hajnoczi
This patch adds the -drive copy-on-read=on|off command-line option: copy-on-read=on|off copy-on-read is "on" or "off" and enables whether to copy read backing file sectors into the image file. Copy-on-read avoids accessing the same backing file sectors repeatedly and is useful when the ba