From e8d6c554126b830217c5e9f549e0e21f865a0a8a Mon Sep 17 00:00:00 2001
From: David Howells <dhowells@redhat.com>
Date: Sun, 15 Jul 2007 23:40:12 -0700
Subject: AFS: implement file locking

Implement file locking for AFS.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 include/linux/fs.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'include')

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 51c938a71dec..aa4530c1ff7a 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -820,6 +820,10 @@ struct file_lock {
 	union {
 		struct nfs_lock_info	nfs_fl;
 		struct nfs4_lock_info	nfs4_fl;
+		struct {
+			struct list_head link;	/* link in AFS vnode's pending_locks list */
+			int state;		/* state of grant or error if -ve */
+		} afs;
 	} fl_u;
 };
 
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