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authorThomas Gleixner <tglx@linutronix.de>2009-10-10 16:02:53 +0200
committerThomas Gleixner <tglx@linutronix.de>2009-10-14 17:36:53 +0200
commit3a8183a2061ba54c4c2b3cd31c3add6fd717e853 (patch)
tree73c014ab3b8f1368582664d6cd0b19992324ae2f /drivers/char/scx200_gpio.c
parent71d69bc2c0202f438669073d849999d2f6b6ca31 (diff)
downloadop-kernel-dev-3a8183a2061ba54c4c2b3cd31c3add6fd717e853.zip
op-kernel-dev-3a8183a2061ba54c4c2b3cd31c3add6fd717e853.tar.gz
drivers: Remove BKL from scx200_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@linutronix.de> LKML-Reference: <20091010153350.167321547@linutronix.de> Acked-by: Jim Cromie <jim.cromie@gmail.com>
Diffstat (limited to 'drivers/char/scx200_gpio.c')
-rw-r--r--drivers/char/scx200_gpio.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/char/scx200_gpio.c b/drivers/char/scx200_gpio.c
index 1d91005..99e5272 100644
--- a/drivers/char/scx200_gpio.c
+++ b/drivers/char/scx200_gpio.c
@@ -12,7 +12,6 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
-#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -52,7 +51,6 @@ static int scx200_gpio_open(struct inode *inode, struct file *file)
unsigned m = iminor(inode);
file->private_data = &scx200_gpio_ops;
- cycle_kernel_lock();
if (m >= MAX_PINS)
return -EINVAL;
return nonseekable_open(inode, file);
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