724 		STp->buffer->read_pointer = 0;  in osst_verify_frame()
1327 		 STp->buffer->read_pointer  = (logical_blk_num - STp->logical_blk_num) * STp->block_size;  in osst_seek_logical_blk()
1328 		 STp->buffer->buffer_bytes -= STp->buffer->read_pointer;  in osst_seek_logical_blk()
1334 				STp->buffer->buffer_bytes, STp->buffer->read_pointer / STp->block_size,   in osst_seek_logical_blk()
1391 		STp->buffer->read_pointer, STp->ps[STp->partition].eof);  in osst_get_sector()
1400 	       		sector |= (STp->buffer->read_pointer >> OSST_SECTOR_SHIFT) & OSST_SECTOR_MASK;  in osst_get_sector()
1437 		STp->buffer->read_pointer  = offset;  in osst_seek_sector()
1443 		STp->buffer->buffer_bytes  = STp->buffer->read_pointer = 0;  in osst_seek_sector()
1460 		STps->drv_file, STps->drv_block, STp->buffer->read_pointer, STps->eof);  in osst_seek_sector()
1940 		STp->buffer->read_pointer = 0;  in osst_space_over_filemarks_backward()
1996 		STp->buffer->read_pointer = 0;  in osst_space_over_filemarks_forward_slow()
2145 		STp->buffer->read_pointer = 0;  in osst_space_over_filemarks_forward_fast()
2616 	int	read_pointer    = STp->buffer->read_pointer;  in osst_verify_position()  local
2653 		STp->buffer->buffer_bytes  = read_pointer;  in osst_verify_position()
3216 		backspace = ((STp->buffer)->buffer_bytes + (STp->buffer)->read_pointer) / STp->block_size -  in osst_flush_buffer()
3217 			    ((STp->buffer)->read_pointer + STp->block_size - 1        ) / STp->block_size ;  in osst_flush_buffer()
3219 		(STp->buffer)->read_pointer = 0;  in osst_flush_buffer()
4379 			STp->buffer->read_pointer = 0;  in osst_int_ioctl()
4652 				STp->buffer->buffer_bytes = STp->buffer->read_pointer = 0;  in __os_scsi_tape_open()
4752 	STp->buffer->read_pointer  =  in __os_scsi_tape_open()
5468 	for (i=0, offset=st_bp->read_pointer;  in from_buffer()
5483 		st_bp->read_pointer += cnt;  in from_buffer()