linux-kernel - Re: [2.6.24 patch] Fix ARMv6 OProfile support

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Date:	Sat, 29 Dec 2007 10:06:18 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
Cc:	Adrian Bunk <adrian.bunk@...ial.fi>, rmk@....linux.org.uk,
	phil.el@...adoo.fr, oprofile-list@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org
Subject: Re: [2.6.24 patch] Fix ARMv6 OProfile support

On Sat, 29 Dec 2007 11:05:57 -0500 Mathieu Desnoyers wrote:

> Fix ARMv6 OProfile support
> 
> This patch restores the ARMv6 OProfile support that was killed by
> commit 09cadedbdc01f1a4bea1f427d4fb4642eaa19da9.
> 
> It puts the config options in arch/arm/Kconfig.
> 
> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
> CC: Adrian Bunk <adrian.bunk@...ial.fi>
> CC: Randy Dunlap <randy.dunlap@...cle.com>
> CC: rmk@....linux.org.uk
> CC: phil.el@...adoo.fr
> CC: oprofile-list@...ts.sourceforge.net
> ---
>  arch/arm/Kconfig |   19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> Index: linux-2.6-lttng/arch/arm/Kconfig
> ===================================================================
> --- linux-2.6-lttng.orig/arch/arm/Kconfig	2007-12-28 17:00:50.000000000 -0500
> +++ linux-2.6-lttng/arch/arm/Kconfig	2007-12-28 17:02:05.000000000 -0500
> @@ -130,6 +130,25 @@ config FIQ
>  config ARCH_MTD_XIP
>  	bool
>  
> +if OPROFILE
> +
> +config OPROFILE_ARMV6
> +	bool
> +	depends on CPU_V6 && !SMP
> +	default y
> +	select OPROFILE_ARM11_CORE
> +
> +config OPROFILE_MPCORE
> +	bool
> +	depends on CPU_V6 && SMP
> +	default y
> +	select OPROFILE_ARM11_CORE

Prefer to use "def_bool y" for the 2 config symbols above,
as you did in the Cell patch.

> +config OPROFILE_ARM11_CORE
> +	bool
> +
> +endif
> +
>  config VECTORS_BASE
>  	hex
>  	default 0xffff0000 if MMU || CPU_HIGH_VECTOR


---
~Randy
desserts:  http://www.xenotime.net/linux/recipes/
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