From: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Date: Mon, 8 Feb 2010 20:02:30 +0000 (+0100)
Subject: arm/imx/gpio: use fls to find set bits in the irq status register
X-Git-Tag: v2.6.34-rc2~66^2~5^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3621f188b945a9f9bc1387115834041b7a4619e0;p=pandora-kernel.git

arm/imx/gpio: use fls to find set bits in the irq status register

As in most cases only few irqs are pending using fls is more effective
than looping over all bits.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
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