C++ (Cpp) raid6_dual_recovの例

コード例 #1

ファイル: test.c プロジェクト: 383530895/linux

static int test_disks(int i, int j)
{
	int erra, errb;

	memset(recovi, 0xf0, PAGE_SIZE);
	memset(recovj, 0xba, PAGE_SIZE);

	dataptrs[i] = recovi;
	dataptrs[j] = recovj;

	raid6_dual_recov(NDISKS, PAGE_SIZE, i, j, (void **)&dataptrs);

	erra = memcmp(data[i], recovi, PAGE_SIZE);
	errb = memcmp(data[j], recovj, PAGE_SIZE);

	if (i < NDISKS-2 && j == NDISKS-1) {
		/* We don't implement the DQ failure scenario, since it's
		   equivalent to a RAID-5 failure (XOR, then recompute Q) */
		erra = errb = 0;
	} else {
		printf("algo=%-8s  faila=%3d(%c)  failb=%3d(%c)  %s\n",
		       raid6_call.name,
		       i, disk_type(i),
		       j, disk_type(j),
		       (!erra && !errb) ? "OK" :
		       !erra ? "ERRB" :
		       !errb ? "ERRA" : "ERRAB");
	}

	dataptrs[i] = data[i];
	dataptrs[j] = data[j];

	return erra || errb;
}

コード例 #2

ファイル: test.c プロジェクト: romanbb/android_kernel_lge_d851

static int test_disks(int i, int j)
{
	int erra, errb;

	memset(recovi, 0xf0, PAGE_SIZE);
	memset(recovj, 0xba, PAGE_SIZE);

	dataptrs[i] = recovi;
	dataptrs[j] = recovj;

	raid6_dual_recov(NDISKS, PAGE_SIZE, i, j, (void **)&dataptrs);

	erra = memcmp(data[i], recovi, PAGE_SIZE);
	errb = memcmp(data[j], recovj, PAGE_SIZE);

	if (i < NDISKS-2 && j == NDISKS-1) {
		/*                                                       
                                                            */
		erra = errb = 0;
	} else {
		printf("algo=%-8s  faila=%3d(%c)  failb=%3d(%c)  %s\n",
		       raid6_call.name,
		       i, disk_type(i),
		       j, disk_type(j),
		       (!erra && !errb) ? "OK" :
		       !erra ? "ERRB" :
		       !errb ? "ERRA" : "ERRAB");
	}

	dataptrs[i] = data[i];
	dataptrs[j] = data[j];

	return erra || errb;
}

コード例 #3

ファイル: raid6test.c プロジェクト: acuicultor/Radioactive-kernel

static int test_disks(int i, int j, int disks)
{
	int erra, errb;

	memset(page_address(recovi), 0xf0, PAGE_SIZE);
	memset(page_address(recovj), 0xba, PAGE_SIZE);

	dataptrs[i] = recovi;
	dataptrs[j] = recovj;

	raid6_dual_recov(disks, PAGE_SIZE, i, j, dataptrs);

	erra = memcmp(page_address(data[i]), page_address(recovi), PAGE_SIZE);
	errb = memcmp(page_address(data[j]), page_address(recovj), PAGE_SIZE);

	pr("%s(%d, %d): faila=%3d(%c)  failb=%3d(%c)  %s\n",
	   __func__, i, j, i, disk_type(i, disks), j, disk_type(j, disks),
	   (!erra && !errb) ? "OK" : !erra ? "ERRB" : !errb ? "ERRA" : "ERRAB");

	dataptrs[i] = data[i];
	dataptrs[j] = data[j];

	return erra || errb;
}