iokit/Kernel/IODMACommand.cpp

64 #define fMDSummary     reserved->fMDSummary
262 	bzero(&fMDSummary, sizeof(fMDSummary));
264 				       &fMDSummary, sizeof(fMDSummary));
268 	ppnum_t highPage = fMDSummary.fHighestPage ? fMDSummary.fHighestPage : gIOLastPage;
390 	if (!lastPage || SHOULD_COPY_DIR(op, target->fMDSummary.fDirection))
395 		if (SHOULD_COPY_DIR(op, target->fMDSummary.fDirection))
511 				    fMDSummary.fDirection, state->fPreparedLength, mask);
544 		if (SHOULD_COPY_DIR(op, fMDSummary.fDirection))
689 	length = fMDSummary.fLength;
731 				|| ((fMDSummary.fPageAlign & (1 << 31)) && (0 == (fMDSummary.fPageAlign & state->fSourceAlignMask)))));
746 			state->fPreparedLength + ((state->fPreparedOffset + fMDSummary.fPageAlign) & page_mask)));