Commit-ID: e8b61b3f2c5d3ee7804766621c91f38737d38105
Gitweb: http://git.kernel.org/tip/e8b61b3f2c5d3ee7804766621c91f38737d38105
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Wed, 1 Jun 2016 10:43:29 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Mon, 5 Sep 2016 17:20:18 +0200
futex: Add some more function commentry
Add some more comments and reformat existing ones to kernel doc style.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Reviewed-by: Darren Hart <dvhart@xxxxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1464770609-30168-1-git-send-email-bigeasy@xxxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
kernel/futex.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/kernel/futex.c b/kernel/futex.c
index 46cb3a3..2c4be46 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)
--
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