NFS_COMMIT_PUSH_VALID
~(NFS_COMMIT_PUSH_VALID | NFS_COMMIT_PUSHED_VALID);
KASSERT(np->n_commitflags & NFS_COMMIT_PUSH_VALID);
np->n_commitflags &= ~NFS_COMMIT_PUSH_VALID;
if (!(np->n_commitflags & NFS_COMMIT_PUSH_VALID))
if (!(np->n_commitflags & NFS_COMMIT_PUSH_VALID)) {
np->n_commitflags |= NFS_COMMIT_PUSH_VALID;
if (!(np->n_commitflags & NFS_COMMIT_PUSH_VALID))