From: Jamie Lokier <jamie@shareable.org>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] [ide] Check that asynchronous (DMA) submission succeeds
Date: Sun, 7 Sep 2008 05:16:34 +0100 [thread overview]
Message-ID: <20080907041634.GC813@shareable.org> (raw)
In-Reply-To: <48C340FF.3000503@codemonkey.ws>
Anthony Liguori wrote:
> I'll have to look more closely, but most of the code goes to great
> lengths to use bottom halves to avoid the possibility of infinite
> recursion. The concern with recursion is not CPU consumption, it's that
> you'll eventually overrun the stack and potentially crash the QEMU process.
(Completely unrelated: "qemu -net nic -net user -net user" will
overrun the stack and crash the QEMU process as soon as the guest
makes an external TCP connection.)
-- Jamie
next prev parent reply other threads:[~2008-09-07 4:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-28 16:52 [Qemu-devel] [PATCH] [ide] Check that asynchronous (DMA) submission succeeds Ian Jackson
2008-08-28 20:23 ` Anthony Liguori
2008-08-29 9:41 ` Ian Jackson
2008-09-07 2:48 ` Anthony Liguori
2008-09-07 4:16 ` Jamie Lokier [this message]
2008-08-31 6:42 ` Gleb Natapov
2008-09-01 11:31 ` Ian Jackson
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