fs/btrfs/raid56.c

1090  * @faila and @failb will also be updated to the first and second stripe
1094 				     int *faila, int *failb)
1099 	if (faila || failb) {
1101 		 * Both @faila and @failb should be valid pointers if any of
1104 		ASSERT(faila && failb);
1106 		*failb = -1;
1115 				/* Update faila and failb. */
1118 				else if (*failb < 0)
1119 					*failb = stripe_nr;
1846 	int failb;
1859 						 &failb);
1893 		if (failb < 0) {
1916 		if (failb == rbio->real_stripes - 1) {
1931 		if (failb == rbio->real_stripes - 2) {
1936 					  faila, failb, pointers);
1942 		ASSERT(failb == -1);
1977 	if (failb >= 0) {
1978 		ret = verify_one_sector(rbio, failb, sector_nr);
1982 		sector = rbio_stripe_sector(rbio, failb, sector_nr);
2124 		int failb;
2127 							 &faila, &failb);
2140 		failb = rbio->real_stripes - (mirror_num - 1);
2141 		if (failb <= faila)
2142 			failb--;
2145 		if (failb >= 0)
2146 			set_bit(failb * rbio->stripe_nsectors + sector_nr,
2703 		int failb;
2707 							 &faila, &failb);
2716 		ASSERT(faila >= 0 || failb >= 0);
2723 		if (is_data_stripe(rbio, failb))
2725 		else if (is_parity_stripe(failb))
2726 			failp = failb;