Re: [tip:perf/core] events: Rename TRACE_EVENT_TEMPLATE() to DECLARE_EVENT_CLASS()

[Steven Rostedt <rostedt@goodmis.org>]

On Thu, 2009-11-26 at 08:16 +0000, tip-bot for Ingo Molnar wrote:
> Commit-ID:  091ad3658e3c76c5fb05f65bfb64a0246f8f31b5
> Gitweb:     http://git.kernel.org/tip/091ad3658e3c76c5fb05f65bfb64a0246f8f31b5
> Author:     Ingo Molnar <mingo@elte.hu>
> AuthorDate: Thu, 26 Nov 2009 09:04:55 +0100
> Committer:  Ingo Molnar <mingo@elte.hu>
> CommitDate: Thu, 26 Nov 2009 09:04:55 +0100
> 
> events: Rename TRACE_EVENT_TEMPLATE() to DECLARE_EVENT_CLASS()
> 
> It is not quite obvious at first sight what TRACE_EVENT_TEMPLATE
> does: does it define an event as well beyond defining a template?
> 
> To clarify this, rename it to DECLARE_EVENT_CLASS, which follows
> the various 'DECLARE_*()' idioms we already have in the kernel:
> 
>   DECLARE_EVENT_CLASS(class)
> 
>     DEFINE_EVENT(class, event1)
>     DEFINE_EVENT(class, event2)
>     DEFINE_EVENT(class, event3)
> 
> To complete this logic we should also rename TRACE_EVENT() to:
> 
>   DEFINE_SINGLE_EVENT(single_event)
> 
> ... but in a more quiet moment of the kernel cycle.


I would like to hear what others think about this change before we go
ahead and implement it. A lot of developers have just learned about
TRACE_EVENT and now it just disappeared. Well, not really, but in the
sense of ' find linux.git -name '*.[ch]' | xargs grep TRACE_EVENT' it no
longer exists.

-- Steve