taglinefilesource code
plug341drivers/block/ll_rw_blk.cstruct request plug;
plug395drivers/block/ll_rw_blk.cdev->current_request = &plug;
plug396drivers/block/ll_rw_blk.cplug.dev = -1;
plug397drivers/block/ll_rw_blk.cplug.next = NULL;
plug409drivers/block/ll_rw_blk.cdev->current_request = plug.next;