blk_add_trace_generic  208 block/blk-core.c 		blk_add_trace_generic(q, NULL, 0, BLK_TA_PLUG);
blk_add_trace_generic  811 block/blk-core.c 	blk_add_trace_generic(q, bio, rw, BLK_TA_GETRQ);
blk_add_trace_generic  837 block/blk-core.c 		blk_add_trace_generic(q, bio, rw, BLK_TA_SLEEPRQ);