NFS_IOHDR_EOF
test_bit(NFS_IOHDR_EOF, &hdr->flags)))
if (test_bit(NFS_IOHDR_EOF, &hdr->flags) &&
clear_bit(NFS_IOHDR_EOF, &hdr->flags);
if (test_bit(NFS_IOHDR_EOF, &hdr->flags)) {
set_bit(NFS_IOHDR_EOF, &hdr->flags);