3142 	ssize_t i, do_count, blks, transfer;  in osst_write()  local
3354 		do_count = (STp->buffer)->buffer_blocks * STp->block_size -  in osst_write()
3356 		if (do_count > count)  in osst_write()
3357 			do_count = count;  in osst_write()
3359 		i = append_to_buffer(b_point, STp->buffer, do_count);  in osst_write()
3365 		blks = do_count / STp->block_size;  in osst_write()
3372 			if (transfer <= do_count) {  in osst_write()
3373 				pos += do_count - transfer;  in osst_write()
3374 				count -= do_count - transfer;  in osst_write()
3376 					STps->drv_block += (do_count - transfer) / STp->block_size;  in osst_write()
3411 		pos += do_count;  in osst_write()
3412 		b_point += do_count;  in osst_write()
3413 		count -= do_count;  in osst_write()
5308 static int append_to_buffer(const char *ubp, OSST_buffer *st_bp, int do_count)  in append_to_buffer()  argument
5319 	for ( ; i < st_bp->sg_segs && do_count > 0; i++) {  in append_to_buffer()
5320 		cnt = st_bp->sg[i].length - offset < do_count ?  in append_to_buffer()
5321 		      st_bp->sg[i].length - offset : do_count;  in append_to_buffer()
5325 		do_count -= cnt;  in append_to_buffer()
5330 	if (do_count) {  /* Should never happen */  in append_to_buffer()
5332 		       do_count);  in append_to_buffer()
5341 static int from_buffer(OSST_buffer *st_bp, char *ubp, int do_count)  in from_buffer()  argument
5352 	for ( ; i < st_bp->sg_segs && do_count > 0; i++) {  in from_buffer()
5353 		cnt = st_bp->sg[i].length - offset < do_count ?  in from_buffer()
5354 		      st_bp->sg[i].length - offset : do_count;  in from_buffer()
5358 		do_count -= cnt;  in from_buffer()
5364 	if (do_count) {  /* Should never happen */  in from_buffer()
5365 		printk(KERN_WARNING "osst :A: From_buffer overflow (left %d).\n", do_count);  in from_buffer()
5375 	int	i, offset, do_count, cnt;  in osst_zero_buffer_tail()  local
5384 	for (do_count = OS_DATA_SIZE - st_bp->buffer_bytes;  in osst_zero_buffer_tail()
5385 	     i < st_bp->sg_segs && do_count > 0; i++) {  in osst_zero_buffer_tail()
5386 		cnt = st_bp->sg[i].length - offset < do_count ?  in osst_zero_buffer_tail()
5387 		      st_bp->sg[i].length - offset : do_count ;  in osst_zero_buffer_tail()
5389 		do_count -= cnt;  in osst_zero_buffer_tail()
5392 	if (do_count) {  /* Should never happen */  in osst_zero_buffer_tail()
5393 		printk(KERN_WARNING "osst :A: Zero_buffer overflow (left %d).\n", do_count);  in osst_zero_buffer_tail()
5403 	int	i, cnt, do_count = OS_DATA_SIZE;  in osst_copy_to_buffer()  local
5405 	for (i = 0; i < st_bp->sg_segs && do_count > 0; i++) {  in osst_copy_to_buffer()
5406 		cnt = st_bp->sg[i].length < do_count ?  in osst_copy_to_buffer()
5407 		      st_bp->sg[i].length : do_count ;  in osst_copy_to_buffer()
5409 		do_count -= cnt;  in osst_copy_to_buffer()
5412 	if (do_count || i != st_bp->sg_segs-1) {  /* Should never happen */  in osst_copy_to_buffer()
5414 					 do_count, i);  in osst_copy_to_buffer()
5424 	int	i, cnt, do_count = OS_DATA_SIZE;  in osst_copy_from_buffer()  local
5426 	for (i = 0; i < st_bp->sg_segs && do_count > 0; i++) {  in osst_copy_from_buffer()
5427 		cnt = st_bp->sg[i].length < do_count ?  in osst_copy_from_buffer()
5428 		      st_bp->sg[i].length : do_count ;  in osst_copy_from_buffer()
5430 		do_count -= cnt;  in osst_copy_from_buffer()
5433 	if (do_count || i != st_bp->sg_segs-1) {  /* Should never happen */  in osst_copy_from_buffer()
5435 					 do_count, i);  in osst_copy_from_buffer()