Commit a037d269 authored Jul 31, 2019 by Mukesh Ojha Committed by Peter Zijlstra Aug 06, 2019

locking/mutex: Use mutex flags macro instead of hard code



Use the mutex flag macro instead of hard code value inside
__mutex_owner().

Signed-off-by: Mukesh Ojha <mojha@codeaurora.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: mingo@redhat.com
Cc: will@kernel.org
Link: https://lkml.kernel.org/r/1564585504-3543-2-git-send-email-mojha@codeaurora.org

parent 5f35d5a6

kernel/locking/mutex.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -85,7 +85,7 @@ EXPORT_SYMBOL(__mutex_init);
		*/
		static inline struct task_struct __mutex_owner(struct mutex lock)
		{
		return (struct task_struct *)(atomic_long_read(&lock->owner) & ~0x07);
		return (struct task_struct *)(atomic_long_read(&lock->owner) & ~MUTEX_FLAGS);
		}

		static inline struct task_struct *__owner_task(unsigned long owner)

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