From 34286d6662308d82aed891852d04c7c3a2649b16 Mon Sep 17 00:00:00 2001 From: Nick Piggin Date: Fri, 7 Jan 2011 17:49:57 +1100 Subject: fs: rcu-walk aware d_revalidate method Require filesystems be aware of .d_revalidate being called in rcu-walk mode (nd->flags & LOOKUP_RCU). For now do a simple push down, returning -ECHILD from all implementations. Signed-off-by: Nick Piggin --- fs/jfs/namei.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'fs/jfs/namei.c') diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index a151cbd..4414e3a 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -1608,6 +1608,8 @@ out: static int jfs_ci_revalidate(struct dentry *dentry, struct nameidata *nd) { + if (nd->flags & LOOKUP_RCU) + return -ECHILD; /* * This is not negative dentry. Always valid. * -- cgit v1.1