linux-kernel - [PATCH 1/6] namei: Add missing annotation for unlazy

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Message-Id: <20200316233804.96657-2-jbi.octave@gmail.com>
Date:   Mon, 16 Mar 2020 23:37:59 +0000
From:   Jules Irenge <jbi.octave@...il.com>
To:     boqun.feng@...il.com
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        Alexander Viro <viro@...iv.linux.org.uk>
Subject: [PATCH 1/6] namei: Add missing annotation for unlazy_walk()

Sparse reports a warning at unlazy_walk()

warning: context imbalance in unlazy_walk() - unexpected unlock

The root cause is the missing annotation at unlazy_walk()

Add the missing __releases(RCU) annotation

Signed-off-by: Jules Irenge <jbi.octave@...il.com>
---
 fs/namei.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/namei.c b/fs/namei.c
index db6565c99825..d80e1ac8c211 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -678,6 +678,7 @@ static bool legitimize_root(struct nameidata *nd)
  * terminate_walk().
  */
 static int unlazy_walk(struct nameidata *nd)
+	__releases(RCU)
 {
 	struct dentry *parent = nd->path.dentry;
 
-- 
2.24.1