kernel/kernel/trace/blktrace.c
.. .. @@ -1602,7 +1602,8 @@ 1602 1602 1603 1603 static enum print_line_t blk_tracer_print_line(struct trace_iterator *iter) 1604 1604 { 1605 - if (!(blk_tracer_flags.val & TRACE_BLK_OPT_CLASSIC))1605 + if ((iter->ent->type != TRACE_BLK) ||1606 + !(blk_tracer_flags.val & TRACE_BLK_OPT_CLASSIC))1606 1607 return TRACE_TYPE_UNHANDLED; 1607 1608 1608 1609 return print_one_line(iter, true);