From: Oleg Nesterov <oleg@redhat.com>
Date: Thu, 20 Jun 2013 15:50:13 +0000 (+0200)
Subject: hw_breakpoint: Simplify the "weight" usage in toggle_bp_slot() paths
X-Git-Tag: omap-for-v3.11/fixes-for-merge-window~62^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7ab71f3244e9f970c29566c5a67e13d1fa38c387;p=pandora-kernel.git

hw_breakpoint: Simplify the "weight" usage in toggle_bp_slot() paths

Change toggle_bp_slot() to make "weight" negative if !enable.
This way we can always use "+ weight" without additional "if
(enable)" check and toggle_bp_task_slot() no longer needs this
arg.

Reported-by: Vince Weaver <vincent.weaver@maine.edu>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/r/20130620155013.GA6337@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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