From 170eb55f7d4ba9564736ba298a7d4985422db4cc Mon Sep 17 00:00:00 2001 From: Dongsheng Yang Date: Tue, 22 Dec 2015 09:22:01 +0800 Subject: [PATCH] UBIFS: add a comment in key.h for unused parameter Add a comment in key.h to explain why we keep an unused parameter in key helpers. Signed-off-by: Dongsheng Yang Signed-off-by: Richard Weinberger --- fs/ubifs/key.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/fs/ubifs/key.h b/fs/ubifs/key.h index 92a8491a8f8c..c0a95e393347 100644 --- a/fs/ubifs/key.h +++ b/fs/ubifs/key.h @@ -34,6 +34,12 @@ * node. We use "r5" hash borrowed from reiserfs. */ +/* + * Lot's of the key helpers require a struct ubifs_info *c as the first parameter. + * But we are not using it at all currently. That's designed for future extensions of + * different c->key_format. But right now, there is only one key type, UBIFS_SIMPLE_KEY_FMT. + */ + #ifndef __UBIFS_KEY_H__ #define __UBIFS_KEY_H__ -- 2.11.0