linux-kernel - Re: [2.6.24 patch] restore blackfin HARDWARE

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Date:	Fri, 28 Dec 2007 21:23:20 +0200
From:	Adrian Bunk <bunk@...nel.org>
To:	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Randy Dunlap <randy.dunlap@...cle.com>, bryan.wu@...log.com,
	linux-kernel@...r.kernel.org
Subject: Re: [2.6.24 patch] restore blackfin HARDWARE_PM support

On Fri, Dec 28, 2007 at 02:14:04PM -0500, Mathieu Desnoyers wrote:
> * Adrian Bunk (adrian.bunk@...ial.fi) wrote:
> > This patch restores the blackfin Hardware Performance Monitor Profiling 
> > support that was killed by
> > commit 09cadedbdc01f1a4bea1f427d4fb4642eaa19da9.
> > 
> > Signed-off-by: Adrian Bunk <adrian.bunk@...ial.fi>
> > 
> 
> Yep, this one too must be put back, but kernel/Kconfig.instrumentation
> seems like the wrong spot for a blackfin-specific config option (and
> this will break the instrumentation menu removal patches in -mm).
> 
> Can we put this in arch/blackfin/Kconfig instead ?

No, this is a user visible option that belongs into the same menu as
"Profling support".

> > ---
> > 
> >  kernel/Kconfig.instrumentation |    9 +++++++++
> >  1 file changed, 9 insertions(+)
> > 
> > 942996f33f81726c5edb012d61ecdad70c55884d 
> > diff --git a/kernel/Kconfig.instrumentation b/kernel/Kconfig.instrumentation
> > index 97c76ca..e023671 100644
> > --- a/kernel/Kconfig.instrumentation
> > +++ b/kernel/Kconfig.instrumentation
> > @@ -44,2 +44,11 @@ config OPROFILE_MPCORE
> >  
> > +config HARDWARE_PM
> > +	tristate "Hardware Performance Monitor Profiling"
> > +	depends on BLACKFIN && PROFILING
> > +	help
> > +	  take use of hardware performance monitor to profiling the kernel
> > +	  and application.
> > +
> > +	  If unsure, say N.
> > +
> >  config KPROBES
> > 
> 
> Mathieu Desnoyers

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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