| From | Andi Kleen <> | Subject | [PATCH 45/74] lto: Mark rwsem functions that can be called from assembler asmlinkage | Date | Sat, 18 Aug 2012 19:56:41 -0700 |
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From: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com> --- lib/rwsem.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/lib/rwsem.c b/lib/rwsem.c index 8337e1b..4a33b58 100644 --- a/lib/rwsem.c +++ b/lib/rwsem.c @@ -222,6 +222,7 @@ rwsem_down_failed_common(struct rw_semaphore *sem, /* * wait for the read lock to be granted */ +__visible struct rw_semaphore __sched *rwsem_down_read_failed(struct rw_semaphore *sem) { return rwsem_down_failed_common(sem, RWSEM_WAITING_FOR_READ, @@ -231,6 +232,7 @@ struct rw_semaphore __sched *rwsem_down_read_failed(struct rw_semaphore *sem) /* * wait for the write lock to be granted */ +__visible struct rw_semaphore __sched *rwsem_down_write_failed(struct rw_semaphore *sem) { return rwsem_down_failed_common(sem, RWSEM_WAITING_FOR_WRITE, @@ -241,6 +243,7 @@ struct rw_semaphore __sched *rwsem_down_write_failed(struct rw_semaphore *sem) * handle waking up a waiter on the semaphore * - up_read/up_write has decremented the active part of count if we come here */ +__visible struct rw_semaphore *rwsem_wake(struct rw_semaphore *sem) { unsigned long flags; @@ -261,6 +264,7 @@ struct rw_semaphore *rwsem_wake(struct rw_semaphore *sem) * - caller incremented waiting part of count and discovered it still negative * - just wake up any readers at the front of the queue */ +__visible struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem) { unsigned long flags; -- 1.7.7.6
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