From: Glauber Costa <glommer@redhat.com>
To: Nick Piggin <npiggin@suse.de>
Cc: Avi Kivity <avi@redhat.com>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
aliguori@codemonkey.ws, Jeremy Fitzhardinge <jeremy@goop.org>,
Krzysztof Helt <krzysztof.h1@poczta.fm>
Subject: Re: [PATCH] regression: vmalloc easily fail.
Date: Wed, 29 Oct 2008 20:07:37 -0200 [thread overview]
Message-ID: <20081029220737.GF11532@poweredge.glommer> (raw)
In-Reply-To: <20081029104333.GD5953@wotan.suse.de>
On Wed, Oct 29, 2008 at 11:43:33AM +0100, Nick Piggin wrote:
> On Wed, Oct 29, 2008 at 12:29:40PM +0200, Avi Kivity wrote:
> > Nick Piggin wrote:
> > >Hmm, spanning <30MB of memory... how much vmalloc space do you have?
> > >
> > >
> >
> > From the original report:
> >
> > >VmallocTotal: 122880 kB
> > >VmallocUsed: 15184 kB
> > >VmallocChunk: 83764 kB
> >
> > So it seems there's quite a bit of free space.
> >
> > Chunk is the largest free contiguous region, right? If so, it seems the
>
> Yes.
>
>
> > problem is unrelated to guard pages, instead the search isn't finding a
> > 1-page area (with two guard pages) for some reason, even though lots of
> > free space is available.
>
> Hmm. The free area search could be buggy...
Do you want me to grab any specific info of it? Or should I just hack myself
randomly into it? I'll probably have some time for that tomorrow.
next prev parent reply other threads:[~2008-10-29 22:06 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-28 22:55 [PATCH] regression: vmalloc easily fail Glauber Costa
2008-10-28 21:03 ` Avi Kivity
2008-10-28 21:09 ` Glauber Costa
2008-10-28 21:22 ` Matias Zabaljauregui
2008-10-28 21:22 ` Roland Dreier
2008-10-28 21:42 ` Arjan van de Ven
2008-10-28 22:03 ` Roland Dreier
2008-10-28 23:29 ` Nick Piggin
2008-10-29 6:28 ` Avi Kivity
2008-10-29 9:48 ` Glauber Costa
2008-10-29 10:11 ` Nick Piggin
2008-10-29 10:29 ` Avi Kivity
2008-10-29 10:43 ` Nick Piggin
2008-10-29 22:07 ` Glauber Costa [this message]
2008-10-30 1:53 ` Nick Piggin
2008-10-30 4:49 ` Nick Piggin
2008-10-30 11:28 ` Glauber Costa
2008-10-31 7:16 ` Nick Piggin
2008-11-04 17:51 ` Glauber Costa
2008-11-05 0:21 ` Glauber Costa
2008-10-30 16:46 ` Matt Mackall
2008-10-30 18:04 ` Glauber Costa
2008-10-31 2:59 ` Nick Piggin
2008-11-07 20:37 ` Glauber Costa
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