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Re: [Qemu-devel] [RFC][PATCH 0/2] Allow cache settings for block devices
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [Qemu-devel] [RFC][PATCH 0/2] Allow cache settings for block devices to be changed at runtime. |
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Date: |
Tue, 1 Mar 2011 12:48:34 +0000 |
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User-agent: |
Mutt/1.5.20 (2009-06-14) |
On Tue, Mar 01, 2011 at 01:42:54PM +0100, Christoph Hellwig wrote:
> I have patches to do that, and to allow changing O_DIRECT via a monitor
> command, but to toggle O_SYNC via fcntl I first need to get a kernel
> patch in as that's currently not allowed to be changed at runtime.
Great it sounds like you have already implemented the two cases (guest wce and
host O_DIRECT) that we're talking about.
Stefan
Re: [Qemu-devel] [RFC][PATCH 0/2] Allow cache settings for block devices to be changed at runtime., Anthony Liguori, 2011/03/01