oro_atomic.h File Reference

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Data Structures
struct	oro_atomic_t
	Structure that contains an int for atomic operations. More...
Defines
#define	LWSYNC sync
#define	ISYNC_ON_SMP
#define	LWSYNC_ON_SMP
#define	__stringify_in_c(...) #__VA_ARGS__
#define	stringify_in_c(...) __stringify_in_c(__VA_ARGS__) " "
#define	__ASM_CONST(x) x##UL
#define	ASM_CONST(x) __ASM_CONST(x)
#define	PPC_LL stringify_in_c(lwz)
#define	PPC_STL stringify_in_c(stw)
#define	PPC_LCMPI stringify_in_c(cmpwi)
#define	PPC_LONG stringify_in_c(.long)
#define	PPC_TLNEI stringify_in_c(twnei)
#define	PPC_LLARX stringify_in_c(lwarx)
#define	PPC_STLCX stringify_in_c(stwcx.)
#define	PPC_CNTLZL stringify_in_c(cntlzw)
#define	PPC405_ERR77(ra, rb)
#define	PPC405_ERR77_SYNC
#define	ORO_ATOMIC_INIT(i) { (i) }
#define	ORO_ATOMIC_SETUP oro_atomic_set
#define	ORO_ATOMIC_CLEANUP(v)
#define	oro_atomic_read(v) ((v)->counter)
#define	oro_atomic_set(v, i) (((v)->counter) = (i))
#define	oro_atomic_add_negative(a, v) (oro_atomic_add_return((a), (v)) < 0)
#define	oro_atomic_inc_and_test(v) (oro_atomic_inc_return(v) == 0)
#define	oro_atomic_oro_cmpxchg(v, o, n) ((int)oro_cmpxchg(&((v)->counter), (o), (n)))
#define	oro_atomic_xchg(v, new) (xchg(&((v)->counter), new))
#define	oro_atomic_add_unless(v, a, u)
	oro_atomic_add_unless - add unless the number is a given value : pointer of type oro_atomic_t : the amount to add to v.
#define	oro_atomic_inc_not_zero(v) oro_atomic_add_unless((v), 1, 0)
#define	oro_atomic_sub_and_test(a, v) (oro_atomic_sub_return((a), (v)) == 0)
#define	oro_atomic_dec_and_test(v) (oro_atomic_dec_return((v)) == 0)
#define	smp_mb__before_oro_atomic_dec() smp_mb()
#define	smp_mb__after_oro_atomic_dec() smp_mb()
#define	smp_mb__before_oro_atomic_inc() smp_mb()
#define	smp_mb__after_oro_atomic_inc() smp_mb()

Define Documentation

#define __ASM_CONST ( x ) x##UL

Definition at line 85 of file oro_atomic.h.

#define __stringify_in_c ( ... ) #__VA_ARGS__

Definition at line 83 of file oro_atomic.h.

#define ASM_CONST ( x ) __ASM_CONST(x)

Definition at line 86 of file oro_atomic.h.

#define ISYNC_ON_SMP

Definition at line 62 of file oro_atomic.h.

#define LWSYNC sync

Definition at line 59 of file oro_atomic.h.

#define LWSYNC_ON_SMP

Definition at line 63 of file oro_atomic.h.

#define oro_atomic_add_negative	(	a,
		v		)	(oro_atomic_add_return((a), (v)) < 0)

Definition at line 160 of file oro_atomic.h.

#define oro_atomic_add_unless	(	v,
		a,
		u	)

Value:

({              \
  int c, old;         \
  c = oro_atomic_read(v);       \
  for (;;) {          \
    if (unlikely(c == (u)))     \
      break;        \
    old = oro_atomic_oro_cmpxchg((v), c, c + (a));  \
    if (likely(old == c))     \
      break;        \
    c = old;        \
  }           \
  c != (u);         \
})

oro_atomic_add_unless - add unless the number is a given value : pointer of type oro_atomic_t : the amount to add to v.

.. : ...unless v is equal to u.

Atomically adds to , so long as it was not . Returns non-zero if was not , and zero otherwise.

Definition at line 286 of file oro_atomic.h.

#define ORO_ATOMIC_CLEANUP ( v )

Definition at line 121 of file oro_atomic.h.

#define oro_atomic_dec_and_test ( v ) (oro_atomic_dec_return((v)) == 0)

Definition at line 303 of file oro_atomic.h.

#define oro_atomic_inc_and_test ( v ) (oro_atomic_inc_return(v) == 0)

Definition at line 238 of file oro_atomic.h.

#define oro_atomic_inc_not_zero ( v ) oro_atomic_add_unless((v), 1, 0)

Definition at line 300 of file oro_atomic.h.

#define ORO_ATOMIC_INIT ( i ) { (i) }

Definition at line 119 of file oro_atomic.h.

#define oro_atomic_oro_cmpxchg	(	v,
		o,
		n	)	((int)oro_cmpxchg(&((v)->counter), (o), (n)))

Definition at line 274 of file oro_atomic.h.

#define oro_atomic_read ( v ) ((v)->counter)

Definition at line 123 of file oro_atomic.h.

#define oro_atomic_set	(	v,
		i		)	(((v)->counter) = (i))

Definition at line 124 of file oro_atomic.h.

#define ORO_ATOMIC_SETUP oro_atomic_set

Definition at line 120 of file oro_atomic.h.

#define oro_atomic_sub_and_test	(	a,
		v		)	(oro_atomic_sub_return((a), (v)) == 0)

Definition at line 302 of file oro_atomic.h.

#define oro_atomic_xchg	(	v,
		new		)	(xchg(&((v)->counter), new))

Definition at line 275 of file oro_atomic.h.

#define PPC405_ERR77	(	ra,
		rb		)

Definition at line 106 of file oro_atomic.h.

#define PPC405_ERR77_SYNC

Definition at line 107 of file oro_atomic.h.

#define PPC_CNTLZL stringify_in_c(cntlzw)

Definition at line 97 of file oro_atomic.h.

#define PPC_LCMPI stringify_in_c(cmpwi)

Definition at line 92 of file oro_atomic.h.

#define PPC_LL stringify_in_c(lwz)

Definition at line 90 of file oro_atomic.h.

#define PPC_LLARX stringify_in_c(lwarx)

Definition at line 95 of file oro_atomic.h.

#define PPC_LONG stringify_in_c(.long)

Definition at line 93 of file oro_atomic.h.

#define PPC_STL stringify_in_c(stw)

Definition at line 91 of file oro_atomic.h.

#define PPC_STLCX stringify_in_c(stwcx.)

Definition at line 96 of file oro_atomic.h.

#define PPC_TLNEI stringify_in_c(twnei)

Definition at line 94 of file oro_atomic.h.

#define smp_mb__after_oro_atomic_dec ( ) smp_mb()

Definition at line 331 of file oro_atomic.h.

#define smp_mb__after_oro_atomic_inc ( ) smp_mb()

Definition at line 333 of file oro_atomic.h.

#define smp_mb__before_oro_atomic_dec ( ) smp_mb()

Definition at line 330 of file oro_atomic.h.

#define smp_mb__before_oro_atomic_inc ( ) smp_mb()

Definition at line 332 of file oro_atomic.h.

#define stringify_in_c ( ... ) __stringify_in_c(__VA_ARGS__) " "

Definition at line 84 of file oro_atomic.h.

oro_atomic.h File Reference

Data Structures

Defines

Define Documentation