fs: nfs: don't maintain nfs dentries in dcache

nfs dentries may change underneath barebox, so do not maintain them in
the dcache.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/nfs.c b/fs/nfs.c
index 26ff354c37..a5fc6467fb 100644
--- a/fs/nfs.c
+++ b/fs/nfs.c
@@ -1396,6 +1396,7 @@ static int nfs_probe(struct device_d *dev)
 	free(tmp);
 
 	sb->s_op = &nfs_ops;
+	sb->s_d_op = &no_revalidate_d_ops;
 
 	inode = new_inode(sb);
 	nfs_set_fh(inode, &npriv->rootfh);