#ifndef __ASM_SH_FUTEX_IRQ_H #define __ASM_SH_FUTEX_IRQ_H #include <asm/system.h> static inline int atomic_futex_op_xchg_set(int oparg, u32 __user *uaddr, int *oldval) { unsigned long flags; int ret; local_irq_save(flags); ret = get_user(*oldval, uaddr); if (!ret) ret = put_user(oparg, uaddr); local_irq_restore(flags); return ret; } static inline int atomic_futex_op_xchg_add(int oparg, u32 __user *uaddr, int *oldval) { unsigned long flags; int ret; local_irq_save(flags); ret = get_user(*oldval, uaddr); if (!ret) ret = put_user(*oldval + oparg, uaddr); local_irq_restore(flags); return ret; } static inline int atomic_futex_op_xchg_or(int oparg, u32 __user *uaddr, int *oldval) { unsigned long flags; int ret; local_irq_save(flags); ret = get_user(*oldval, uaddr); if (!ret) ret = put_user(*oldval | oparg, uaddr); local_irq_restore(flags); return ret; } static inline int atomic_futex_op_xchg_and(int oparg, u32 __user *uaddr, int *oldval) { unsigned long flags; int ret; local_irq_save(flags); ret = get_user(*oldval, uaddr); if (!ret) ret = put_user(*oldval & oparg, uaddr); local_irq_restore(flags); return ret; } static inline int atomic_futex_op_xchg_xor(int oparg, u32 __user *uaddr, int *oldval) { unsigned long flags; int ret; local_irq_save(flags); ret = get_user(*oldval, uaddr); if (!ret) ret = put_user(*oldval ^ oparg, uaddr); local_irq_restore(flags); return ret; } static inline int atomic_futex_op_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, u32 oldval, u32 newval) { unsigned long flags; int ret; u32 prev = 0; local_irq_save(flags); ret = get_user(prev, uaddr); if (!ret && oldval == prev) ret = put_user(newval, uaddr); local_irq_restore(flags); *uval = prev; return ret; } #endif /* __ASM_SH_FUTEX_IRQ_H */