NFS: Remove unnecessary page cache invalidations

Remove cache invalidations that are already covered by change attribute
updates.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index dcb885b7ad737367b02ff560266e4dcbe799fbc4..3bd0ae4386630ce2af40ed1e1d4a42425ee8a1af 100644 (file)
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1451,8 +1451,6 @@ static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
                        && (fattr->valid & NFS_ATTR_FATTR_MTIME)
                        && timespec64_equal(&ts, &fattr->pre_mtime)) {
                inode->i_mtime = fattr->mtime;
-               if (S_ISDIR(inode->i_mode))
-                       nfs_set_cache_invalid(inode, NFS_INO_INVALID_DATA);
        }
        if ((fattr->valid & NFS_ATTR_FATTR_PRESIZE)
                        && (fattr->valid & NFS_ATTR_FATTR_SIZE)
@@ -2162,11 +2160,8 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
                        save_cache_validity & NFS_INO_INVALID_OTHER;
 
        if (fattr->valid & NFS_ATTR_FATTR_NLINK) {
-               if (inode->i_nlink != fattr->nlink) {
-                       if (S_ISDIR(inode->i_mode))
-                               invalid |= NFS_INO_INVALID_DATA;
+               if (inode->i_nlink != fattr->nlink)
                        set_nlink(inode, fattr->nlink);
-               }
        } else if (fattr_supported & NFS_ATTR_FATTR_NLINK)
                nfsi->cache_validity |=
                        save_cache_validity & NFS_INO_INVALID_NLINK;