diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-07-18 19:31:12 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-18 19:31:12 +0200 |
| commit | 3e370b29d35fb01bfb92c2814d6f79bf6a2cb970 (patch) | |
| tree | 3b8fb467d60bfe6a34686f4abdc3a60050ba40a4 /arch/sparc64/kernel/time.c | |
| parent | 88d1dce3a74367291f65a757fbdcaf17f042f30c (diff) | |
| parent | 5b664cb235e97afbf34db9c4d77f08ebd725335e (diff) | |
Merge branch 'linus' into x86/pci-ioapic-boot-irq-quirks
Conflicts:
drivers/pci/quirks.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc64/kernel/time.c')
| -rw-r--r-- | arch/sparc64/kernel/time.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c index e5d238970c7..bedc4c159b1 100644 --- a/arch/sparc64/kernel/time.c +++ b/arch/sparc64/kernel/time.c @@ -11,6 +11,7 @@ #include <linux/errno.h> #include <linux/module.h> #include <linux/sched.h> +#include <linux/smp_lock.h> #include <linux/kernel.h> #include <linux/param.h> #include <linux/string.h> @@ -1659,10 +1660,14 @@ static int mini_rtc_ioctl(struct inode *inode, struct file *file, static int mini_rtc_open(struct inode *inode, struct file *file) { - if (mini_rtc_status & RTC_IS_OPEN) + lock_kernel(); + if (mini_rtc_status & RTC_IS_OPEN) { + unlock_kernel(); return -EBUSY; + } mini_rtc_status |= RTC_IS_OPEN; + unlock_kernel(); return 0; } |