diff options
| author |   Thomas Gleixner <tglx@linutronix.de> | 2009-10-10 16:02:53 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2009-10-14 17:36:53 +0200 |
| commit | 3a8183a2061ba54c4c2b3cd31c3add6fd717e853 (patch) | |
| tree | 73c014ab3b8f1368582664d6cd0b19992324ae2f /drivers/char/scx200_gpio.c | |
| parent | drivers: Remove BKL from pc8736x_gpio (diff) | |
| download | wireguard-linux-3a8183a2061ba54c4c2b3cd31c3add6fd717e853.tar.xz wireguard-linux-3a8183a2061ba54c4c2b3cd31c3add6fd717e853.zip | |
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.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/char/scx200_gpio.c b/drivers/char/scx200_gpio.c index 1d9100561c8a..99e5272e3c53 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); |