taglinefilesource code
plug342drivers/block/ll_rw_blk.cstruct request plug;
plug396drivers/block/ll_rw_blk.cdev->current_request = &plug;
plug397drivers/block/ll_rw_blk.cplug.dev = -1;
plug398drivers/block/ll_rw_blk.cplug.next = NULL;
plug414drivers/block/ll_rw_blk.cdev->current_request = plug.next;