From e8b61b3f2c5d3ee7804766621c91f38737d38105 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 1 Jun 2016 10:43:29 +0200 Subject: futex: Add some more function commentry Add some more comments and reformat existing ones to kernel doc style. Signed-off-by: Thomas Gleixner Signed-off-by: Sebastian Andrzej Siewior Reviewed-by: Darren Hart Link: http://lkml.kernel.org/r/1464770609-30168-1-git-send-email-bigeasy@linutronix.de Signed-off-by: Thomas Gleixner --- kernel/futex.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'kernel/futex.c') diff --git a/kernel/futex.c b/kernel/futex.c index 46cb3a301bc1..2c4be467fecd 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -381,8 +381,12 @@ static inline int hb_waiters_pending(struct futex_hash_bucket *hb) #endif } -/* - * We hash on the keys returned from get_futex_key (see below). +/** + * hash_futex - Return the hash bucket in the global hash + * @key: Pointer to the futex key for which the hash is calculated + * + * We hash on the keys returned from get_futex_key (see below) and return the + * corresponding hash bucket in the global hash. */ static struct futex_hash_bucket *hash_futex(union futex_key *key) { @@ -392,7 +396,12 @@ static struct futex_hash_bucket *hash_futex(union futex_key *key) return &futex_queues[hash & (futex_hashsize - 1)]; } -/* + +/** + * match_futex - Check whether two futex keys are equal + * @key1: Pointer to key1 + * @key2: Pointer to key2 + * * Return 1 if two futex_keys are equal, 0 otherwise. */ static inline int match_futex(union futex_key *key1, union futex_key *key2) -- cgit v1.2.3