dev/mrsas/mrsas_fp.c

1354 	u_int8_t bestArm, pd0, pd1, span, arm;
1382 	bestArm = (diff0 <= diff1 ? arm : arm ^ 1);
1384 	if ((bestArm == arm && pend0 > pend1 + sc->lb_pending_cmds) ||
1385 	    (bestArm != arm && pend1 > pend0 + sc->lb_pending_cmds))
1386 		bestArm ^= 1;
1389 	lbInfo->last_accessed_block[bestArm == arm ? pd0 : pd1] = block + count - 1;
1390 	io_info->span_arm = (span << RAID_CTX_SPANARM_SPAN_SHIFT) | bestArm;
1391 	io_info->pd_after_lb = (bestArm == arm) ? pd0 : pd1;
1393 	if (arm != bestArm)
1394 		printf("AVAGO Debug R1 Load balance occur - span 0x%x arm 0x%x bestArm 0x%x "
1396 		    span, arm, bestArm, io_info->span_arm);