bsd/vfs/vfs_cluster.c

2715 cluster_zero_range(upl_t upl, upl_page_info_t *pl, int flags, int io_offset, off_t zero_off, off_t upl_f_offset, int bytes_to_zero)
2723 		zero_pg_index = (int)((zero_off - upl_f_offset) / PAGE_SIZE_64);
2748 	off_t 	         upl_f_offset;
2866 			upl_f_offset = zero_off - start_offset;
2869 			upl_f_offset = uio->uio_offset - start_offset;
2872 			upl_f_offset = zero_off1 - start_offset;
2880 		cl.b_addr = (daddr64_t)(upl_f_offset / PAGE_SIZE_64);
2899 			upl_f_offset = uio->uio_offset - start_offset;
2905 					 * which will leave upl_f_offset pointing to the
2911 				        upl_f_offset += PAGE_SIZE_64;
2946 				      upl_f_offset,
2955 			upl, (int)upl_f_offset, start_offset, 0, 0);
2957 		if (start_offset && upl_f_offset < oldEOF && !upl_valid_page(pl, 0)) {
2967 			if ((upl_f_offset + read_size) > oldEOF)
2968 			        read_size = oldEOF - upl_f_offset;
2970 		        retval = cluster_io(vp, upl, 0, upl_f_offset, read_size,
2997 		        if ((upl_f_offset + start_offset + io_size) < oldEOF &&
3003 				if ((off_t)(upl_f_offset + upl_offset + read_size) > oldEOF)
3004 				        read_size = oldEOF - (upl_f_offset + upl_offset);
3006 			        retval = cluster_io(vp, upl, upl_offset, upl_f_offset + upl_offset, read_size,
3036 			bytes_to_zero = cluster_zero_range(upl, pl, flags, io_offset, zero_off, upl_f_offset, bytes_to_zero);
3069 			bytes_to_zero = cluster_zero_range(upl, pl, flags, io_offset, zero_off1, upl_f_offset, bytes_to_zero);
3082 			if ((upl_f_offset + io_size) >= newEOF && (u_int)io_size < upl_size) {
3116 			cl.e_addr = (daddr64_t)((upl_f_offset + (off_t)upl_size) / PAGE_SIZE_64);
3491 	off_t 	         upl_f_offset;
3713 		upl_f_offset = uio->uio_offset - (off_t)start_offset;
3730 			     upl, (int)upl_f_offset, upl_size, start_offset, 0);
3733 				      upl_f_offset,
3742 			     upl, (int)upl_f_offset, upl_size, start_offset, 0);
3781 			if ((off_t)(upl_f_offset + upl_offset + io_size) > filesize)
3782 			        io_size = filesize - (upl_f_offset + upl_offset);
3788 			error = cluster_io(vp, upl, upl_offset, upl_f_offset + upl_offset,
4827 	off_t 	         upl_f_offset;
4872 		upl_f_offset = f_offset - (off_t)start_offset;
4887 		 * starting at upl_f_offset within the file
4889 		ubc_range_op(vp, upl_f_offset, upl_f_offset + upl_size, UPL_ROP_PRESENT, &skip_range);
4908 			upl_f_offset += skip_range;
4914 			     upl, (int)upl_f_offset, upl_size, start_offset, 0);
4917 				      upl_f_offset,
4939 			     upl, (int)upl_f_offset, upl_size, start_offset, 0);
4975 				if ((off_t)(upl_f_offset + upl_offset + io_size) > filesize)
4976 				        io_size = filesize - (upl_f_offset + upl_offset);
4981 				retval = cluster_io(vp, upl, upl_offset, upl_f_offset + upl_offset, io_size,
5340 	off_t 	         upl_f_offset;
5367 	upl_f_offset = (off_t)(cl->b_addr * PAGE_SIZE_64);
5369 	if (upl_f_offset + upl_size >= EOF) {
5371 	        if (upl_f_offset >= EOF) {
5381 		size = EOF - upl_f_offset;
5408 			      	upl_f_offset,
5416 	KERNEL_DEBUG((FSDBG_CODE(DBG_FSRW, 41)) | DBG_FUNC_END, upl, upl_f_offset, 0, 0, 0);
5489 		retval = cluster_io(vp, upl, upl_offset, upl_f_offset + upl_offset, io_size,