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authorIngo Molnar <mingo@kernel.org>2018-03-09 07:32:20 +0100
committerIngo Molnar <mingo@kernel.org>2018-03-09 07:32:20 +0100
commitfc4c5a3828bdba157f8ea406e1f4ceb75c13039c (patch)
treee3fc4601f914fa59e70c7534206cf5c2c6ba16d1 /include/linux/mutex.h
parent14a7405b2e814221a951bd7a76ce4a8d24c1b3be (diff)
parent1b88accf6a659c46d5c8e68912896f112bf882bb (diff)
Merge branch 'linus' into sched/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/mutex.h')
-rw-r--r--include/linux/mutex.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index f25c13423bd4..cb3bbed4e633 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -66,6 +66,11 @@ struct mutex {
#endif
};
+/*
+ * Internal helper function; C doesn't allow us to hide it :/
+ *
+ * DO NOT USE (outside of mutex code).
+ */
static inline struct task_struct *__mutex_owner(struct mutex *lock)
{
return (struct task_struct *)(atomic_long_read(&lock->owner) & ~0x07);