linux-kernel - [tip:bkl/drivers] drivers: Remove BKL from pc8736x

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Message-ID: <tip-71d69bc2c0202f438669073d849999d2f6b6ca31@git.kernel.org>
Date:	Wed, 14 Oct 2009 15:50:44 GMT
From:	tip-bot for Thomas Gleixner <tglx@...utronix.de>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	jim.cromie@...il.com, tglx@...utronix.de
Subject: [tip:bkl/drivers] drivers: Remove BKL from pc8736x_gpio

Commit-ID:  71d69bc2c0202f438669073d849999d2f6b6ca31
Gitweb:     http://git.kernel.org/tip/71d69bc2c0202f438669073d849999d2f6b6ca31
Author:     Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Sat, 10 Oct 2009 15:56:00 +0200
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Wed, 14 Oct 2009 17:36:52 +0200

drivers: Remove BKL from pc8736x_gpio

cycle_kernel_lock() was added during the big BKL pushdown. It should
ensure the serializiation against driver init code. In this case there
is nothing to serialize. Remove it.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
LKML-Reference: <20091010153350.127093710@...utronix.de>
Acked-by: Jim Cromie <jim.cromie@...il.com>
---
 drivers/char/pc8736x_gpio.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/drivers/char/pc8736x_gpio.c b/drivers/char/pc8736x_gpio.c
index 3f7da8c..8ecbcc1 100644
--- a/drivers/char/pc8736x_gpio.c
+++ b/drivers/char/pc8736x_gpio.c
@@ -20,7 +20,6 @@
 #include <linux/mutex.h>
 #include <linux/nsc_gpio.h>
 #include <linux/platform_device.h>
-#include <linux/smp_lock.h>
 #include <asm/uaccess.h>
 
 #define DEVNAME "pc8736x_gpio"
@@ -223,7 +222,6 @@ static int pc8736x_gpio_open(struct inode *inode, struct file *file)
 	unsigned m = iminor(inode);
 	file->private_data = &pc8736x_gpio_ops;
 
-	cycle_kernel_lock();
 	dev_dbg(&pdev->dev, "open %d\n", m);
 
 	if (m >= PC8736X_GPIO_CT)
--
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