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Blackfin arch: smp patch cleanup from LKML review

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1. Use inline get_l1_... functions instead of macro
2. Fix compile issue about smp barrier functions

Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
This commit is contained in:
Graf Yang 2009-01-07 23:14:39 +08:00 • committed by Bryan Wu
parent f994607a2e
commit dbc895f955
17 changed files with 92 additions and 105 deletions
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6
arch/blackfin/include/asm/system.h
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@ -66,10 +66,13 @@ asmlinkage unsigned long __raw_cmpxchg_4_asm(volatile void *ptr,
# define smp_mb() do { barrier(); smp_check_barrier(); smp_mark_barrier(); } while (0)
# define smp_rmb() do { barrier(); smp_check_barrier(); } while (0)
# define smp_wmb() do { barrier(); smp_mark_barrier(); } while (0)
#define smp_read_barrier_depends() do { barrier(); smp_check_barrier(); } while (0)
#else
# define smp_mb() barrier()
# define smp_rmb() barrier()
# define smp_wmb() barrier()
#define smp_read_barrier_depends() barrier()
#endif
static inline unsigned long __xchg(unsigned long x, volatile void *ptr,
@ -120,8 +123,6 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
((__typeof__(*(ptr)))__cmpxchg((ptr), (unsigned long)(o), \
(unsigned long)(n), sizeof(*(ptr))))
#define smp_read_barrier_depends() smp_check_barrier()
#else /* !CONFIG_SMP */
#define smp_mb() barrier()
@ -192,6 +193,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr,
*/
#include <asm/l1layout.h>
#include <asm/mem_map.h>
asmlinkage struct task_struct *resume(struct task_struct *prev, struct task_struct *next);