linux-kernel - Re: [Cbe-oss-dev] [Patch 1/3] User OProfile support for the IBM CELL processor SPU event profiling

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Message-Id: <1228179733.8004.45.camel@localhost>
Date:	Tue, 02 Dec 2008 12:02:13 +1100
From:	Michael Ellerman <michael@...erman.id.au>
To:	Carl Love <cel@...ibm.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	linuxppc-dev@...abs.org, oprofile-list@...ts.sourceforge.net,
	cel <cel@...ux.vnet.ibm.com>,
	cbe-oss-dev <cbe-oss-dev@...abs.org>
Subject: Re: [Cbe-oss-dev] [Patch 1/3] User OProfile support for the IBM
 CELL processor SPU	event profiling

On Mon, 2008-12-01 at 16:18 -0800, Carl Love wrote:
> This patch adds the SPU event profiling support for the IBM Cell
> processor to the list of available events. The opcontrol script
> patches include a test to see if there is a new cell specific file
> in the kernel oprofile file system.  If the file exists, then the
> kernel supports SPU event profiling.  
> 
> Signed-off-by: Carl Love <carll@...ibm.com>
> 

> Index: oprofile-cvs/doc/oprofile.xml
> ===================================================================
> --- oprofile-cvs.orig/doc/oprofile.xml
> +++ oprofile-cvs/doc/oprofile.xml
> @@ -123,6 +123,10 @@ For information on how to use OProfile's
>                         of 2.6.22 or more recent.  Additionally, full support of SPE profiling requires a BFD library
>                         from binutils code dated January 2007 or later.  To ensure the proper BFD support exists, run
>                         the <code>configure</code> utility with <code>--with-target=cell-be</code>.
> +
> +		       Profiling the Cell Broadband Engine using SPU events requires a kernel version of 2.6.TBD or
                                                                                                               ^^^

Not sure if you missed that, or it's still TBD, but careful it doesn't
get merged like that.

cheers

-- 
Michael Ellerman
OzLabs, IBM Australia Development Lab

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person

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