vm_get_memseg
error = vm_get_memseg(ctx, segid, &memseg.len, memseg.name,
error = vm_get_memseg(ctx, segid, &len, memseg.name,
int vm_get_memseg(struct vmctx *ctx, int ident, size_t *lenp, char *name,
error = vm_get_memseg(dsc->sc->vm, dsc->segid, &seglen, &sysmem, objp);
error = vm_get_memseg(sc->vm, mseg->segid, &mseg->len, &sysmem, NULL);
error = vm_get_memseg(sc->vm, segid, &len, &sysmem, objp);
int vm_get_memseg(struct vm *vm, int ident, size_t *len, bool *sysmem,
error = vm_get_memseg(ctx, segid, &seglen, name, sizeof(name));
error = vm_get_memseg(ctx, segid, &seglen, name, sizeof(name));