Commit-ID: 73105994c57d06e40a33ab5a716db04e898b4c05 Gitweb: http://git.kernel.org/tip/73105994c57d06e40a33ab5a716db04e898b4c05 Author: Davidlohr Bueso <[email protected]> AuthorDate: Sun, 25 Jan 2015 23:36:04 -0800 Committer: Ingo Molnar <[email protected]> CommitDate: Wed, 4 Feb 2015 07:57:39 +0100
locking/rwsem: Use task->state helpers Call __set_task_state() instead of assigning the new state directly. These interfaces also aid CONFIG_DEBUG_ATOMIC_SLEEP environments, keeping track of who last changed the state. Signed-off-by: Davidlohr Bueso <[email protected]> Signed-off-by: Peter Zijlstra (Intel) <[email protected]> Cc: "Paul E. McKenney" <[email protected]> Cc: Jason Low <[email protected]> Cc: Michel Lespinasse <[email protected]> Cc: Tim Chen <[email protected]> Cc: Linus Torvalds <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]> --- kernel/locking/rwsem-spinlock.c | 2 +- kernel/locking/rwsem-xadd.c | 3 +-- 2 files changed, 2 insertions(+), 3 deletions(-) diff --git a/kernel/locking/rwsem-spinlock.c b/kernel/locking/rwsem-spinlock.c index 2c93571..2555ae1 100644 --- a/kernel/locking/rwsem-spinlock.c +++ b/kernel/locking/rwsem-spinlock.c @@ -154,7 +154,7 @@ void __sched __down_read(struct rw_semaphore *sem) set_task_state(tsk, TASK_UNINTERRUPTIBLE); } - tsk->state = TASK_RUNNING; + __set_task_state(tsk, TASK_RUNNING); out: ; } diff --git a/kernel/locking/rwsem-xadd.c b/kernel/locking/rwsem-xadd.c index 7628c3f..2f7cc40 100644 --- a/kernel/locking/rwsem-xadd.c +++ b/kernel/locking/rwsem-xadd.c @@ -242,8 +242,7 @@ struct rw_semaphore __sched *rwsem_down_read_failed(struct rw_semaphore *sem) schedule(); } - tsk->state = TASK_RUNNING; - + __set_task_state(tsk, TASK_RUNNING); return sem; } EXPORT_SYMBOL(rwsem_down_read_failed); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
