linux-kernel - Re: [patch 02/26] Fix ARM to play nicely with generic Instrumentation menu

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Date:	Thu, 24 Jan 2008 21:13:00 +0000
From:	Russell King <rmk+lkml@....linux.org.uk>
To:	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>
Cc:	akpm@...ux-foundation.org, Ingo Molnar <mingo@...e.hu>,
	linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	ananth@...ibm.com, dhowells@...hat.com, jdike@...toit.com,
	sam@...nborg.org, Adrian Bunk <adrian.bunk@...ial.fi>,
	Randy Dunlap <randy.dunlap@...cle.com>, phil.el@...adoo.fr,
	oprofile-list@...ts.sourceforge.net
Subject: Re: [patch 02/26] Fix ARM to play nicely with generic Instrumentation menu

On Thu, Jan 24, 2008 at 03:27:08PM -0500, Mathieu Desnoyers wrote:
> The conflicting commit for 
> move-kconfiginstrumentation-to-arch-kconfig-and-init-kconfig.patch
> is the ARM fix from Linus :
> 
> commit 38ad9aebe70dc72df08851bbd1620d89329129ba

Since we have changes which depend on the location of these options,
please hold off until the ARM tree merges in the next window:

----------------------- arch/arm/Kconfig.instrumentation -----------------------
index 63b8c6d..453ad8e 100644
@@ -43,6 +43,16 @@ config OPROFILE_MPCORE
 config OPROFILE_ARM11_CORE
 	bool
 
+config KPROBES
+	bool "Kprobes"
+	depends on KALLSYMS && MODULES && !UML && !XIP_KERNEL
+	help
+	  Kprobes allows you to trap at almost any kernel address and
+	  execute a callback function.  register_kprobe() establishes
+	  a probepoint and specifies the callback.  Kprobes is useful
+	  for kernel debugging, non-intrusive instrumentation and testing.
+	  If in doubt, say "N".
+
 config MARKERS
 	bool "Activate markers"
 	help


-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:
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