From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Various kernel/mutex.c functions can be called from
inline assembler, so they should be all global and
__visible
Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
---
kernel/mutex.c | 9 ++++-----
1 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/kernel/mutex.c b/kernel/mutex.c
index a307cc9..fef1585 100644
--- a/kernel/mutex.c
+++ b/kernel/mutex.c
@@ -56,8 +56,7 @@ EXPORT_SYMBOL(__mutex_init);
* We also put the fastpath first in the kernel image, to make sure the
* branch is predicted by the CPU as default-untaken.
*/
-static __used noinline void __sched
-__mutex_lock_slowpath(atomic_t *lock_count);
+__visible void __sched __mutex_lock_slowpath(atomic_t *lock_count);
/**
* mutex_lock - acquire the mutex
@@ -94,7 +93,7 @@ void __sched mutex_lock(struct mutex *lock)
EXPORT_SYMBOL(mutex_lock);
#endif
-static __used noinline void __sched __mutex_unlock_slowpath(atomic_t *lock_count);
+__visible void __sched __mutex_unlock_slowpath(atomic_t *lock_count);
/**
* mutex_unlock - release the mutex
@@ -338,7 +337,7 @@ __mutex_unlock_common_slowpath(atomic_t *lock_count, int nested)
/*
* Release the lock, slowpath:
*/
-static __used noinline void
+__visible void
__mutex_unlock_slowpath(atomic_t *lock_count)
{
__mutex_unlock_common_slowpath(lock_count, 1);
@@ -395,7 +394,7 @@ int __sched mutex_lock_killable(struct mutex *lock)
}
EXPORT_SYMBOL(mutex_lock_killable);
-static __used noinline void __sched
+__visible void __sched
__mutex_lock_slowpath(atomic_t *lock_count)
{
struct mutex *lock = container_of(lock_count, struct mutex, count);
--
1.7.7.6
--
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