NFS_COMMIT
case NFS_COMMIT:
args->a_io = NFS_COMMIT;
if (mi->mi_async_reqs[NFS_COMMIT] == NULL) {
mi->mi_async_reqs[NFS_COMMIT] = args;
mi->mi_async_tail[NFS_COMMIT] = args;
mi->mi_async_tail[NFS_COMMIT]->a_next = args;
mi->mi_async_tail[NFS_COMMIT] = args;
} else if (args->a_io == NFS_COMMIT) {
#define NFS_ASYNC_PGOPS_TYPES (NFS_COMMIT + 1)