linux-kernel - [PATCH 6/8] dcache: use lockref_init for d

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Message-ID: <20250115094702.504610-7-hch@lst.de>
Date: Wed, 15 Jan 2025 10:46:42 +0100
From: Christoph Hellwig <hch@....de>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Al Viro <viro@...iv.linux.org.uk>,
	Christian Brauner <brauner@...nel.org>,
	Gao Xiang <xiang@...nel.org>,
	Chao Yu <chao@...nel.org>,
	Andreas Gruenbacher <agruenba@...hat.com>,
	linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-erofs@...ts.ozlabs.org,
	gfs2@...ts.linux.dev
Subject: [PATCH 6/8] dcache: use lockref_init for d_lockref

Signed-off-by: Christoph Hellwig <hch@....de>
---
 fs/dcache.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/dcache.c b/fs/dcache.c
index b4d5e9e1e43d..1a01d7a6a7a9 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1681,9 +1681,8 @@ static struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name)
 	/* Make sure we always see the terminating NUL character */
 	smp_store_release(&dentry->d_name.name, dname); /* ^^^ */
 
-	dentry->d_lockref.count = 1;
 	dentry->d_flags = 0;
-	spin_lock_init(&dentry->d_lock);
+	lockref_init(&dentry->d_lockref, 1);
 	seqcount_spinlock_init(&dentry->d_seq, &dentry->d_lock);
 	dentry->d_inode = NULL;
 	dentry->d_parent = dentry;
-- 
2.45.2