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Message-ID: <4A1BEDD9.5040509@codemonkey.ws>
Date: Tue, 26 May 2009 08:25:45 -0500
From: Anthony Liguori <anthony@codemonkey.ws>
MIME-Version: 1.0
Subject: Re: [Qemu-devel] Do we need CONFIG_AIO?
References: <20090525082151.GA4107@lst.de> <4A1A85B4.3060200@eu.citrix.com>
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To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Christoph Hellwig <hch@lst.de>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>

Stefano Stabellini wrote:
> Anthony Liguori wrote:
>   
> Obviously I would prefer if threads remained optional too, but let's
> just focus on AIO for the moment: as Todd pointed out OpenBSD doesn't
> currently provide AIO and also some small libc, like newlib, do not have
> AIO either.
>   
CONFIG_AIO is a misnomer.  It no longer has anything to do with posix-aio.

It's just a standard read/write IO with a thread pool.

Regards,

Anthony Liguori