From: Chuansheng Liu <chuansheng.liu@intel.com>
Date: Mon, 17 Dec 2012 23:59:50 +0000 (-0800)
Subject: watchdog: store the watchdog sample period as a variable
X-Git-Tag: v3.8-rc1~74^2~163
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0f34c400914f165b7b3812459be2d77b8aa1f1e4;p=pandora-kernel.git

watchdog: store the watchdog sample period as a variable

Currently getting the sample period is always thru a complex
calculation: get_softlockup_thresh() * ((u64)NSEC_PER_SEC / 5).

We can store the sample period as a variable, and set it as __read_mostly
type.

Signed-off-by: liu chuansheng <chuansheng.liu@intel.com>
Cc: Don Zickus <dzickus@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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