On Fri, Sep 02, 2011 at 05:22:35PM +0530, Avik Sil wrote:
> > See whether this works:
> >
> > apt-get install linux-linaro-tools-`uname -r`
> > perf stat apt-get update # or something
> >
> >
> > I think there was an issue with a patch which enabled perf on omap4
> > but broke it on all other platforms. This patch is present in the
> > linux-linaro-natty tree, but I can't see it in -oneiric. I think
> > it may have been dropped / backed out from the oneiric tree because
> > of the problems it caused:
> >
> > In linux-linaro-natty/master:
> > commit 457520e3fbce80812c6901c226ec242fdb906c63
> > (arm: pmu: support pmu/perf on OMAP4)
>
> The perf patch was dropped from linux-linaro-2.6.39 onwards as it
> apparently caused Panda boot hang
> (https://bugs.launchpad.net/linux-linaro/+bug/802693).
> >
> > Mark Rutland posted a patch to fix the introduced problem --
> > search the linaro-dev archives for
> > [PATCH] Fix NULL-dereference introduced by OMAP4 PMU patch
Avik, because of your quoting style I'm not sure you are ignoring
Dave's point here or if you are saying that there was a further problem
that caused the entire patch to be dropped? See
http://www.mail-archive.com/linaro-dev@lists.linaro.org/msg04791.html
--
Christian Robottom Reis, Engineering VP
Brazil (GMT-3) | [+55] 16 9112 6430 | [+1] 612 216 4935
Linaro.org: Open Source Software for ARM SoCs
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