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Date: Wed, 15 Jan 2014 17:14:44 +0100
From: Paolo Bonzini <pbonzini@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH v16 0/9] Shared library module support
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: Kevin Wolf <kwolf@redhat.com>, Fam Zheng <famz@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Michael Tokarev <mjt@tls.msk.ru>, QEMU Developers <qemu-devel@nongnu.org>, Alex Bligh <alex@alex.org.uk>, Miroslav Rezanina <mrezanin@redhat.com>, =?UTF-8?B?TGx1w61zIFZpbGFub3Y=?= =?UTF-8?B?YQ==?= <vilanova@ac.upc.edu>, Richard Henderson <rth@twiddle.net>

Il 15/01/2014 16:40, Peter Maydell ha scritto:
> Further hacking suggests this is probably because we're not
> implementing the curl timeout callback, which curl uses to say
> "call me back in X milliseconds, even if there's no filedescriptor
> action". It looks like the first time or two around curl says "call
> back in 1ms" before it gets things rolling enough to be waiting
> on a filedescriptor. (Then after that it sets a 2second timeout
> presumably so it can deal with unexpected situations like the
> far end never responding.)
> 
> What's the best way to get QEMU's event loop to call back
> after a specified timeout?

You can use aio_timer_new or aio_timer_init.

Paolo