From: K.Prasad <prasad@linux.vnet.ibm.com>
Date: Mon, 1 Jun 2009 18:16:20 +0000 (+0530)
Subject: hw-breakpoints: sample HW breakpoint over kernel data address
X-Git-Tag: v2.6.33-rc1~399^2~146^2~35
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=432039933a16b8227b7b267f46ac1c1b9b3adf14;p=pandora-kernel.git

hw-breakpoints: sample HW breakpoint over kernel data address

This patch introduces a sample kernel module to demonstrate the use of Hardware
Breakpoint feature. It places a breakpoint over the kernel variable 'pid_max'
to monitor all write operations and emits a function-backtrace when done.

Signed-off-by: K.Prasad <prasad@linux.vnet.ibm.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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