diff options
Diffstat (limited to 'include/asm-h8300')
-rw-r--r-- | include/asm-h8300/atomic.h | 27 | ||||
-rw-r--r-- | include/asm-h8300/semaphore.h | 3 | ||||
-rw-r--r-- | include/asm-h8300/unistd.h | 1 |
3 files changed, 27 insertions, 4 deletions
diff --git a/include/asm-h8300/atomic.h b/include/asm-h8300/atomic.h index 7230f6507995..f23d86819ea8 100644 --- a/include/asm-h8300/atomic.h +++ b/include/asm-h8300/atomic.h @@ -82,6 +82,33 @@ static __inline__ int atomic_dec_and_test(atomic_t *v) return ret == 0; } +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (likely(ret == old)) + v->counter = new; + local_irq_restore(flags); + return ret; +} + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int ret; + unsigned long flags; + + local_irq_save(flags); + ret = v->counter; + if (ret != u) + v->counter += a; + local_irq_restore(flags); + return ret != u; +} +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + static __inline__ void atomic_clear_mask(unsigned long mask, unsigned long *v) { __asm__ __volatile__("stc ccr,r1l\n\t" diff --git a/include/asm-h8300/semaphore.h b/include/asm-h8300/semaphore.h index fe6ef3774297..81bae2a99192 100644 --- a/include/asm-h8300/semaphore.h +++ b/include/asm-h8300/semaphore.h @@ -35,9 +35,6 @@ struct semaphore { .wait = __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) \ } -#define __MUTEX_INITIALIZER(name) \ - __SEMAPHORE_INITIALIZER(name,1) - #define __DECLARE_SEMAPHORE_GENERIC(name,count) \ struct semaphore name = __SEMAPHORE_INITIALIZER(name,count) diff --git a/include/asm-h8300/unistd.h b/include/asm-h8300/unistd.h index 56a6401886fa..56a4a5686c88 100644 --- a/include/asm-h8300/unistd.h +++ b/include/asm-h8300/unistd.h @@ -528,7 +528,6 @@ asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, asmlinkage int sys_execve(char *name, char **argv, char **envp, int dummy, ...); asmlinkage int sys_pipe(unsigned long *fildes); -asmlinkage int sys_ptrace(long request, long pid, long addr, long data); struct sigaction; asmlinkage long sys_rt_sigaction(int sig, const struct sigaction __user *act, |