From: Ingo Molnar <mingo@elte.hu>
To: Anton Blanchard <anton@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
Paul Mackerras <paulus@samba.org>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
emunson@mgebm.net, linux-kernel@vger.kernel.org,
amodra@gmail.com
Subject: Re: [PATCH] perf: Fix symbol resolution on old ppc64 ABI
Date: Mon, 25 Jul 2011 14:36:37 +0200 [thread overview]
Message-ID: <20110725123636.GA28530@elte.hu> (raw)
In-Reply-To: <20110725223232.4e2dce43@kryten>
* Anton Blanchard <anton@samba.org> wrote:
> Hi Ingo,
>
> > > It would cover most cases. There would be an issue with
> > > functions that are less than 24 bytes in length (ie 6
> > > instructions). Tiny functions are probably rare enough that we
> > > can live with it.
> >
> > Do such tiny functions get packed tightly, below 24 bytes?
> > Another sanitization pass could solve that issue, to trim
> > partially overlapping symbol regions, right?
>
> That would work I think. Should I cook up a patch?
Yeah, would be nice - if Arnaldo agrees with the approach too.
Thanks,
Ingo
prev parent reply other threads:[~2011-07-25 12:38 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-25 4:23 [PATCH] perf: Fix symbol resolution on old ppc64 ABI Anton Blanchard
2011-07-25 6:25 ` Ingo Molnar
2011-07-25 10:48 ` Anton Blanchard
2011-07-25 10:50 ` Ingo Molnar
2011-07-25 12:32 ` Anton Blanchard
2011-07-25 12:36 ` Ingo Molnar [this message]
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