Function memstat_kvm_malloc

tools/libmemstat/memstat_malloc.c:323–451

}

int
memstat_kvm_malloc(struct memory_type_list *list, void *kvm_handle)
{
	struct memory_type *mtp;
	void *kmemstatistics;
	int hint_dontsearch, j, mp_maxcpus, mp_ncpus, ret;
	char name[MEMTYPE_MAXNAME];
	struct malloc_type_stats mts;
	struct malloc_type_internal *mtip;
	struct malloc_type type, *typep;
	kvm_t *kvm;

	kvm = (kvm_t *)kvm_handle;

	hint_dontsearch = LIST_EMPTY(&list->mtl_list);

	if (kvm_nlist(kvm, namelist) != 0) {
		list->mtl_error = MEMSTAT_ERROR_KVM;
		return (-1);
	}

	if (namelist[X_KMEMSTATISTICS].n_type == 0 ||
	    namelist[X_KMEMSTATISTICS].n_value == 0) {
		list->mtl_error = MEMSTAT_ERROR_KVM_NOSYMBOL;
		return (-1);
	}

	ret = kread_symbol(kvm, X_MP_MAXCPUS, &mp_maxcpus,
	    sizeof(mp_maxcpus), 0);
	if (ret != 0) {
		list->mtl_error = ret;
		return (-1);
	}

	ret = kread_symbol(kvm, X_KMEMSTATISTICS, &kmemstatistics,
	    sizeof(kmemstatistics), 0);
	if (ret != 0) {
		list->mtl_error = ret;
		return (-1);
	}

	ret = memstat_malloc_zone_init_kvm(kvm);
	if (ret != 0) {
		list->mtl_error = ret;
		return (-1);
	}

	mp_ncpus = kvm_getncpus(kvm);

	for (typep = kmemstatistics; typep != NULL; typep = type.ks_next) {
		ret = kread(kvm, typep, &type, sizeof(type), 0);
		if (ret != 0) {
			_memstat_mtl_empty(list);
			list->mtl_error = ret;
			return (-1);
		}
		ret = kread_string(kvm, (void *)type.ks_shortdesc, name,
		    MEMTYPE_MAXNAME);