linux-kernel - [PATCH v2 13/41] filelock: convert some internal functions to use file_lock

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Date: Thu, 25 Jan 2024 05:42:54 -0500
From: Jeff Layton <jlayton@...nel.org>
To: Christian Brauner <brauner@...nel.org>, 
 Alexander Viro <viro@...iv.linux.org.uk>, 
 Eric Van Hensbergen <ericvh@...nel.org>, 
 Latchesar Ionkov <lucho@...kov.net>, 
 Dominique Martinet <asmadeus@...ewreck.org>, 
 Christian Schoenebeck <linux_oss@...debyte.com>, 
 David Howells <dhowells@...hat.com>, Marc Dionne <marc.dionne@...istor.com>, 
 Xiubo Li <xiubli@...hat.com>, Ilya Dryomov <idryomov@...il.com>, 
 Alexander Aring <aahringo@...hat.com>, David Teigland <teigland@...hat.com>, 
 Miklos Szeredi <miklos@...redi.hu>, 
 Andreas Gruenbacher <agruenba@...hat.com>, 
 Trond Myklebust <trond.myklebust@...merspace.com>, 
 Anna Schumaker <anna@...nel.org>, Chuck Lever <chuck.lever@...cle.com>, 
 Neil Brown <neilb@...e.de>, Olga Kornievskaia <kolga@...app.com>, 
 Dai Ngo <Dai.Ngo@...cle.com>, Tom Talpey <tom@...pey.com>, 
 Jan Kara <jack@...e.cz>, Mark Fasheh <mark@...heh.com>, 
 Joel Becker <jlbec@...lplan.org>, Joseph Qi <joseph.qi@...ux.alibaba.com>, 
 Steve French <sfrench@...ba.org>, Paulo Alcantara <pc@...guebit.com>, 
 Shyam Prasad N <sprasad@...rosoft.com>, Namjae Jeon <linkinjeon@...nel.org>, 
 Sergey Senozhatsky <senozhatsky@...omium.org>, 
 Steven Rostedt <rostedt@...dmis.org>, 
 Masami Hiramatsu <mhiramat@...nel.org>, 
 Mathieu Desnoyers <mathieu.desnoyers@...icios.com>, 
 Ronnie Sahlberg <ronniesahlberg@...il.com>
Cc: linux-kernel@...r.kernel.org, v9fs@...ts.linux.dev, 
 linux-afs@...ts.infradead.org, ceph-devel@...r.kernel.org, 
 gfs2@...ts.linux.dev, linux-fsdevel@...r.kernel.org, 
 linux-nfs@...r.kernel.org, ocfs2-devel@...ts.linux.dev, 
 linux-cifs@...r.kernel.org, linux-trace-kernel@...r.kernel.org, 
 Jeff Layton <jlayton@...nel.org>
Subject: [PATCH v2 13/41] filelock: convert some internal functions to use
 file_lock_core instead

Convert some internal fs/locks.c function to take and deal with struct
file_lock_core instead of struct file_lock:

- locks_init_lock_heads
- locks_alloc_lock
- locks_init_lock

Signed-off-by: Jeff Layton <jlayton@...nel.org>
---
 fs/locks.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/fs/locks.c b/fs/locks.c
index b06fa4dea298..3a91515dbccd 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -251,13 +251,13 @@ locks_free_lock_context(struct inode *inode)
 	}
 }
 
-static void locks_init_lock_heads(struct file_lock *fl)
+static void locks_init_lock_heads(struct file_lock_core *flc)
 {
-	INIT_HLIST_NODE(&fl->fl_core.flc_link);
-	INIT_LIST_HEAD(&fl->fl_core.flc_list);
-	INIT_LIST_HEAD(&fl->fl_core.flc_blocked_requests);
-	INIT_LIST_HEAD(&fl->fl_core.flc_blocked_member);
-	init_waitqueue_head(&fl->fl_core.flc_wait);
+	INIT_HLIST_NODE(&flc->flc_link);
+	INIT_LIST_HEAD(&flc->flc_list);
+	INIT_LIST_HEAD(&flc->flc_blocked_requests);
+	INIT_LIST_HEAD(&flc->flc_blocked_member);
+	init_waitqueue_head(&flc->flc_wait);
 }
 
 /* Allocate an empty lock structure. */
@@ -266,7 +266,7 @@ struct file_lock *locks_alloc_lock(void)
 	struct file_lock *fl = kmem_cache_zalloc(filelock_cache, GFP_KERNEL);
 
 	if (fl)
-		locks_init_lock_heads(fl);
+		locks_init_lock_heads(&fl->fl_core);
 
 	return fl;
 }
@@ -347,7 +347,7 @@ locks_dispose_list(struct list_head *dispose)
 void locks_init_lock(struct file_lock *fl)
 {
 	memset(fl, 0, sizeof(struct file_lock));
-	locks_init_lock_heads(fl);
+	locks_init_lock_heads(&fl->fl_core);
 }
 EXPORT_SYMBOL(locks_init_lock);
 

-- 
2.43.0