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Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'host
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache' |
Date: |
Tue, 22 Nov 2011 11:17:21 +0000 |
On Tue, Nov 22, 2011 at 9:55 AM, Kevin Wolf <address@hidden> wrote:
> Am 22.11.2011 09:10, schrieb supriya kannery:
>> Let us have the implementation for hostcache= as command line option, with
>> the condition that if both cache= and hostcache= are specified together,
>> then depending upon enable/disable value specified for hostcache,
>> corresponding
>> bit in cache flags can be set/reset. That way, there is a value add on
>> specifying
>> hostcache in cmdline as well as user will be able to control hostcache
>> value from cmdline
>> itself.
>
> The additional thing this would introduce is cache=unsafe hostcache=off.
> Probably not the most common thing to have, but why not allow it now.
QEMU's command-line is hairy enough already. I don't think this
option is helpful until we can replace cache= completely.
This is a subjective issue though so if you want to take this option,
Kevin, then please do.
Stefan
- Re: [Qemu-devel] [v9 Patch 3/6]Qemu: Cmd "block_set_hostcache" for dynamic cache change, (continued)
- [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', Supriya Kannery, 2011/11/11
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', Stefan Hajnoczi, 2011/11/16
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', Supriya Kannery, 2011/11/17
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', Stefan Hajnoczi, 2011/11/17
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', supriya kannery, 2011/11/21
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', Stefan Hajnoczi, 2011/11/21
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', supriya kannery, 2011/11/22
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', Kevin Wolf, 2011/11/22
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache',
Stefan Hajnoczi <=
- Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache', Kevin Wolf, 2011/11/22
[Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, Supriya Kannery, 2011/11/11
- Re: [Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, Luiz Capitulino, 2011/11/17
- Re: [Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, Stefan Hajnoczi, 2011/11/17
- Re: [Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, supriya kannery, 2011/11/21
- Re: [Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, Stefan Hajnoczi, 2011/11/21
- Re: [Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, supriya kannery, 2011/11/22
- Re: [Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, Kevin Wolf, 2011/11/22
- Re: [Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, supriya kannery, 2011/11/22
- Re: [Qemu-devel] [v9 Patch 5/6]Qemu: Framework for reopening images safely, Stefan Hajnoczi, 2011/11/22