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rwsem: Unify the duplicate rwsem_is_locked() inlines

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Instead of having the same implementation in each architecture, move
it to linux/rwsem.h and remove the duplicates. It's unlikely that an
arch will ever implement something different, but we can deal with
that when it happens.

Signed-off-by: Thomas Gleixner <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: David Howells <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Matt Turner <[email protected]>
Acked-by: Tony Luck <[email protected]>
Acked-by: Heiko Carstens <[email protected]>
Cc: Paul Mundt <[email protected]>
Acked-by: David Miller <[email protected]>
Cc: Chris Zankel <[email protected]>
LKML-Reference: <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
This commit is contained in:
Thomas Gleixner 2011-01-26 20:06:03 +00:00
commit 41e5887fa3
9 changed files with 7 additions and 40 deletions
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5
arch/xtensa/include/asm/rwsem.h
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@ -133,9 +133,4 @@ static inline int rwsem_atomic_update(int delta, struct rw_semaphore *sem)
return atomic_add_return(delta, (atomic_t *)(&sem->count));
}
static inline int rwsem_is_locked(struct rw_semaphore *sem)
{
return (sem->count != 0);
}
#endif /* _XTENSA_RWSEM_H */