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Date: Tue, 14 Dec 2010 12:39:29 -0200
From: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
To: "David S. Ahern" <daahern@cisco.com>
Cc: linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] perf tools: Add symfs option for off-box analysis
 using specified tree
Message-ID: <20101214143929.GE13425@ghostprotocols.net>
References: <1291926427-28846-1-git-send-email-daahern@cisco.com>
 <20101214122428.GA13425@ghostprotocols.net>
 <20101214125245.GB13425@ghostprotocols.net>
 <20101214140604.GC13425@ghostprotocols.net>
 <4D078037.9060207@cisco.com>
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Em Tue, Dec 14, 2010 at 07:33:27AM -0700, David S. Ahern escreveu:
> On 12/14/10 07:06, Arnaldo Carvalho de Melo wrote:
> > Em Tue, Dec 14, 2010 at 10:52:45AM -0200, Arnaldo Carvalho de Melo escreveu:
> >> Ok, there are still some problems:

> >> It is escaping the symfs jail for /home/acme/bin/perf, /lib64/libpthread-2.5.so
> >> and kernel modules, investigating...

> > Those 'G' signals means DSO__ORIG_GUEST_KMODULE, since you were not
> > prefixing that case with symfs, it was the jail leak point, fixed, doing
> > some more testing before merging.

> yuk. I did not touch the hypervisor paths.

> So the 'guest' route is tried all the time because of the origin list --
> even when it's not applicable.

Right, I don't like the way kvm is supported, will revisit this at some
point.

If build-ids were first class citizens, all this would be moot :-\

- Arnaldo
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