On Tue, Oct 13, 2020 at 9:05 PM Steven Rostedt <[email protected]> wrote: > > On Tue, 13 Oct 2020 13:54:54 +0800 > Yafang Shao <[email protected]> wrote: > > > --- a/include/linux/trace_events.h > > +++ b/include/linux/trace_events.h > > @@ -67,6 +67,7 @@ struct trace_entry { > > unsigned char flags; > > unsigned char preempt_count; > > int pid; > > + int tgid; > > }; > > > > Sorry, this adds another 4 bytes to *every* event, if you want it to or > not. I'd rather have some ways to remove fields from this header, and not > add more to it. > > I can't take this patch. >
Right, that is an overhead. I will think about some ways to avoid adding it. -- Thanks Yafang
