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authorTakashi Iwai <tiwai@suse.de>2018-03-19 16:59:34 +0100
committerTakashi Iwai <tiwai@suse.de>2018-03-19 17:00:01 +0100
commit4654eba8cbb3fcf48c6fc24fbaffa0623d9faea2 (patch)
tree0b3056c04bda1988a3705f315680224387d5a68b /include/linux/mutex.h
parent09b9ddfaa18317f463085d602cf5f60a5fa88665 (diff)
parenta6618f4aedb2b60932d766bd82ae7ce866e842aa (diff)
Merge branch 'for-linus' into for-next
Back-merge of for-linus branch for applying the further UAC3 patches. Signed-off-by: Takashi Iwai <tiwai@suse.de>
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);