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Re: [Qemu-devel] [PATCHv3 3/6] block: add a knob to disable multiwrite_m
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [Qemu-devel] [PATCHv3 3/6] block: add a knob to disable multiwrite_merge |
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Date: |
Fri, 31 Oct 2014 10:59:47 +0000 |
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User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Fri, Oct 31, 2014 at 09:31:53AM +0100, Peter Lieven wrote:
> Am 28.10.2014 um 12:11 schrieb Stefan Hajnoczi:
> > On Sat, Oct 25, 2014 at 06:55:50PM +0200, Peter Lieven wrote:
> > The big question is whether these user-visible interfaces make sense if
> > write merging will be moved from block.c into virtio-blk.c in the
> > future. Once an interface has been added it cannot be removed.
>
> Would you make it a feature of the virtio-blk-pci device then?
No, I myself feel that it is a generic feature and moving it into the
storage controller emulation code would be a step backwards.
Stefan
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