Re: [RFC PATCH v3 4/6] sched, tracing: reorganize fields of switch event struct
From: Peter Zijlstra
Date: Tue Aug 01 2023 - 07:47:22 EST
On Tue, Aug 01, 2023 at 05:01:22PM +0800, Ze Gao wrote:
> Report priorities in 'short' and prev_state in 'int' to save
> some buffer space. And also reorder the fields so that we take
> struct alignment into consideration to make the record compact.
>
> Suggested-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
I don't see a single line describing the effort you've done to audit
consumers of this tracepoint.
*IF* you're wanting to break this tracepoint ABI, because seriously
that's what it is, then you get to invest the time and effort to audit
the users.