From ed872d09effd54aa8ecb4ceedbc4dbab9592f337 Mon Sep 17 00:00:00 2001
From: Frederic Weisbecker <fweisbec@gmail.com>
Date: Mon, 7 Dec 2009 03:14:17 +0100
Subject: [PATCH] hw-breakpoints: Zeroe the breakpoint attrs on initialization

The perf attrs used to set up breakpoint parameters are often allocated
in the stack and not zeroed out before calling hw_breakpoint_init().
Handle it from this helper to avoid random attributes set by the stack.

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