linux-kernel - [PATCH 2/2] microblaze: allow developer selection of STACKTRACE

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Date:	Tue, 13 Apr 2010 23:55:38 -0500
From:	"Steven J. Magnani" <steve@...idescorp.com>
To:	microblaze-uclinux@...e.uq.edu.au
Cc:	monstr@...str.eu, linux-kernel@...r.kernel.org,
	"Steven J. Magnani" <steve@...idescorp.com>
Subject: [PATCH 2/2] microblaze: allow developer selection of STACKTRACE

Allow the developer to configure STACKTRACE to enable userland access to backtraces in /proc/NN/stack.

Signed-off-by: Steven J. Magnani <steve@...idescorp.com>
---
diff -uprN a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
--- a/arch/microblaze/Kconfig	2010-04-09 21:52:36.000000000 -0500
+++ b/arch/microblaze/Kconfig	2010-04-12 22:16:01.000000000 -0500
@@ -136,6 +136,14 @@ config PROC_DEVICETREE
 	  an image of the device tree that the kernel copies from Open
 	  Firmware or other boot firmware. If unsure, say Y here.
 
+config PROC_BACKTRACE
+	bool "Support for kernel backtraces in /proc/NN/stack"
+	default n
+	select STACKTRACE
+	help
+	  This option adds a backtrace of the kernel stack to /proc/NN/stack.
+	  If unsure, say N here.
+
 endmenu
 
 menu "Advanced setup"


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