Remove unused spin_trylock() function

Remove the spin_trylock() function, as it is not used anywhere,
and is not even implemented if CONFIG_USE_NPTL is defined.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Peter Maydell 2010-12-01 19:44:38 +00:00 committed by Blue Swirl
parent edcdd562ba
commit 53016fa69c

View file

@ -224,11 +224,6 @@ static inline void spin_unlock(spinlock_t *lock)
{
resetlock(lock);
}
static inline int spin_trylock(spinlock_t *lock)
{
return !testandset(lock);
}
#else
static inline void spin_lock(spinlock_t *lock)
{
@ -237,11 +232,6 @@ static inline void spin_lock(spinlock_t *lock)
static inline void spin_unlock(spinlock_t *lock)
{
}
static inline int spin_trylock(spinlock_t *lock)
{
return 1;
}
#endif
#endif