Symbol: blk_add_trace_rq_remap
kernel/trace/blktrace.c
1368
ret = register_trace_block_rq_remap(blk_add_trace_rq_remap, NULL);
kernel/trace/blktrace.c
1374
unregister_trace_block_rq_remap(blk_add_trace_rq_remap, NULL);