NFS: More page cache revalidation fixups

Whenever the directory changes, we want to make sure that we always
invalidate its page cache. Fix up update_changeattr() and
nfs_mark_for_revalidate() so that they do so.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index c71227dd4389..1d81e7d82970 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -234,8 +234,12 @@ static inline int nfs_caches_unstable(struct inode *inode)
 
 static inline void nfs_mark_for_revalidate(struct inode *inode)
 {
+        struct nfs_inode *nfsi = NFS_I(inode);
+
         spin_lock(&inode->i_lock);
-        NFS_I(inode)->cache_validity |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS;
+        nfsi->cache_validity |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS;
+        if (S_ISDIR(inode->i_mode))
+                nfsi->cache_validity |= NFS_INO_REVAL_PAGECACHE|NFS_INO_INVALID_DATA;
         spin_unlock(&inode->i_lock);
 }