diff options
author | Ingo Molnar <mingo@elte.hu> | 2010-06-18 10:53:12 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2010-06-18 10:53:19 +0200 |
commit | 646b1db4956ba8bf748b835b5eba211133d91c2e (patch) | |
tree | 061166d873d9da9cf83044a7593ad111787076c5 /arch/cris/arch-v10/drivers/ds1302.c | |
parent | 0f2c3de2ba110626515234d5d584fb1b0c0749a2 (diff) | |
parent | 7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff) |
Merge commit 'v2.6.35-rc3' into perf/core
Merge reason: Go from -rc1 base to -rc3 base, merge in fixes.
Diffstat (limited to 'arch/cris/arch-v10/drivers/ds1302.c')
-rw-r--r-- | arch/cris/arch-v10/drivers/ds1302.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/arch/cris/arch-v10/drivers/ds1302.c b/arch/cris/arch-v10/drivers/ds1302.c index 77630df9434..884275629ef 100644 --- a/arch/cris/arch-v10/drivers/ds1302.c +++ b/arch/cris/arch-v10/drivers/ds1302.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/miscdevice.h> #include <linux/delay.h> +#include <linux/smp_lock.h> #include <linux/bcd.h> #include <linux/capability.h> @@ -238,9 +239,7 @@ static unsigned char days_in_mo[] = /* ioctl that supports RTC_RD_TIME and RTC_SET_TIME (read and set time/date). */ -static int -rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, - unsigned long arg) +static int rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { unsigned long flags; @@ -354,6 +353,17 @@ rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, } } +static long rtc_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + int ret; + + lock_kernel(); + ret = rtc_ioctl(file, cmd, arg); + unlock_kernel(); + + return ret; +} + static void print_rtc_status(void) { @@ -375,8 +385,8 @@ print_rtc_status(void) /* The various file operations we support. */ static const struct file_operations rtc_fops = { - .owner = THIS_MODULE, - .ioctl = rtc_ioctl, + .owner = THIS_MODULE, + .unlocked_ioctl = rtc_unlocked_ioctl, }; /* Probe for the chip by writing something to its RAM and try reading it back. */ |