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From: Avi Kivity <>
To: Roland Dreier <>
Cc: kvm-devel <>,
Subject: Re: [kvm-devel] guest crash on 2.6.20-rc4
Date: Thu, 11 Jan 2007 10:06:20 +0200	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

Roland Dreier wrote:
>  >  	if (is_writeble_pte(*shadow_ent))
>  > -		return 0;
>  > +		return 1;
> With this patch, it looks like my guest is surviving the load that
> triggered the oops before.  So I think this fixes the issue I saw as well.
> I assume you'll send this in for 2.6.20?

The patch actually replaces one bug (guest pagefaults on writable dirty 
ptes, under certain conditions) with another, rarer one (spinning on a 
user-mode pagefault on writable dirty kernel ptes).  I'll do it right 
and re-test, then send for .20 along with a few friends.

error compiling committee.c: too many arguments to function

      reply	other threads:[~2007-01-11  8:06 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-08 16:18 Roland Dreier
2007-01-09  8:53 ` [kvm-devel] " Avi Kivity
2007-01-09 21:26 ` Avi Kivity
2007-01-10 18:31   ` Roland Dreier
2007-01-10 21:33   ` Roland Dreier
2007-01-11  8:06     ` Avi Kivity [this message]

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