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Re: [Qemu-devel] [PATCH 0/2] native Linux AIO support revisited
From: |
Christoph Hellwig |
Subject: |
Re: [Qemu-devel] [PATCH 0/2] native Linux AIO support revisited |
Date: |
Fri, 21 Aug 2009 16:50:48 +0200 |
User-agent: |
Mutt/1.3.28i |
On Fri, Aug 21, 2009 at 10:40:55AM +0300, Avi Kivity wrote:
> On 08/20/2009 05:58 PM, Christoph Hellwig wrote:
> >Based on this I would recommend to include this patch, but not use it by
> >default for now. After some testing I would suggest to enable it by
> >default for host devices and investigate a way to make it easily usable
> >for files, possibly including some kernel support to tell us which files
> >are "safe".
> >
>
> I like both the numbers and the patches. But why disable by default?
> Enabling for cache=none host devices only seems a safe choice.
I want to
a) get some more testing. Especially from people who are better at
testing than me and have a wider variety of hardware
b) sort out the queue depth issue. Which I'd really prefer to once
the basic patch is in I don't have to work with a large patch
stack.