atomic: Collapse all atomic_{set,clear}_mask definitions

Move the now generic definitions of atomic_{set,clear}_mask() into
linux/atomic.h to avoid endless and pointless repetition.

Also, provide an atomic_andnot() wrapper for those few archs that can
implement that.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tento commit je obsažen v:
Peter Zijlstra
2015-04-24 01:12:32 +02:00
odevzdal Thomas Gleixner
rodič e6942b7de2
revize de9e432cb5
16 změnil soubory, kde provedl 25 přidání a 174 odebrání

Zobrazit soubor

@@ -131,30 +131,6 @@ static inline void atomic_dec(atomic_t *v)
#define atomic_xchg(ptr, v) (xchg(&(ptr)->counter, (v)))
#define atomic_cmpxchg(v, old, new) (cmpxchg(&((v)->counter), (old), (new)))
/**
* atomic_clear_mask - Atomically clear bits in memory
* @mask: Mask of the bits to be cleared
* @v: pointer to word in memory
*
* Atomically clears the bits set in mask from the memory word specified.
*/
static inline __deprecated void atomic_clear_mask(unsigned int mask, atomic_t *v)
{
atomic_and(~mask, v);
}
/**
* atomic_set_mask - Atomically set bits in memory
* @mask: Mask of the bits to be set
* @v: pointer to word in memory
*
* Atomically sets the bits set in mask from the memory word specified.
*/
static inline __deprecated void atomic_set_mask(unsigned int mask, atomic_t *v)
{
atomic_or(mask, v);
}
#endif /* __KERNEL__ */
#endif /* CONFIG_SMP */
#endif /* _ASM_ATOMIC_H */