diff options
Diffstat (limited to 'arch/arm26/kernel/traps.c')
| -rw-r--r-- | arch/arm26/kernel/traps.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm26/kernel/traps.c b/arch/arm26/kernel/traps.c index 5847ea5d774..a79de041b50 100644 --- a/arch/arm26/kernel/traps.c +++ b/arch/arm26/kernel/traps.c @@ -34,7 +34,7 @@ #include <asm/system.h> #include <asm/uaccess.h> #include <asm/unistd.h> -#include <asm/semaphore.h> +#include <linux/mutex.h> #include "ptrace.h" @@ -207,19 +207,19 @@ void die_if_kernel(const char *str, struct pt_regs *regs, int err) die(str, regs, err); } -static DECLARE_MUTEX(undef_sem); +static DEFINE_MUTEX(undef_mutex); static int (*undef_hook)(struct pt_regs *); int request_undef_hook(int (*fn)(struct pt_regs *)) { int ret = -EBUSY; - down(&undef_sem); + mutex_lock(&undef_mutex); if (undef_hook == NULL) { undef_hook = fn; ret = 0; } - up(&undef_sem); + mutex_unlock(&undef_mutex); return ret; } @@ -228,12 +228,12 @@ int release_undef_hook(int (*fn)(struct pt_regs *)) { int ret = -EINVAL; - down(&undef_sem); + mutex_lock(&undef_mutex); if (undef_hook == fn) { undef_hook = NULL; ret = 0; } - up(&undef_sem); + mutex_unlock(&undef_mutex); return ret; } |