[PATCH] CIFS: fix automount for DFS shares

[Gerlando Falauto]

Automounting directories are now invalidated by .d_revalidate()
so to be d_instantiate()d again with the right DCACHE_NEED_AUTOMOUNT
flag

Signed-off-by: Gerlando Falauto <gerlando.falauto@xxxxxxxxxxx>
---
 fs/cifs/dir.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 9ea65cf..67f54d3 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -637,8 +637,13 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd)
 	if (direntry->d_inode) {
 		if (cifs_revalidate_dentry(direntry))
 			return 0;
-		else
+		else {
+			/* We want automonting inodes to be
+			 * considered invalid or so */
+			if (IS_AUTOMOUNT(direntry->d_inode))
+				return 0;
 			return 1;
+		}
 	}
 
 	/*
-- 
1.7.1

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