From 322b329ab787de5f45abca9c9eabfd33bc5927e8 Mon Sep 17 00:00:00 2001
From: Eric Van Hensbergen <ericvh@gmail.com>
Date: Fri, 9 Sep 2005 13:04:23 -0700
Subject: [PATCH] v9fs: Support to force umount

Support for force umount

Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 fs/9p/vfs_super.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'fs/9p/vfs_super.c')

diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index ce0778acc90..868f350b2c5 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -257,10 +257,19 @@ static int v9fs_show_options(struct seq_file *m, struct vfsmount *mnt)
 	return 0;
 }
 
+static void
+v9fs_umount_begin(struct super_block *sb)
+{
+	struct v9fs_session_info *v9ses = sb->s_fs_info;
+
+	v9fs_session_cancel(v9ses);
+}
+
 static struct super_operations v9fs_super_ops = {
 	.statfs = simple_statfs,
 	.clear_inode = v9fs_clear_inode,
 	.show_options = v9fs_show_options,
+	.umount_begin = v9fs_umount_begin,
 };
 
 struct file_system_type v9fs_fs_type = {
-- 
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