On Tue, 2012-09-04 at 18:21 +0100, Pedro Alves wrote:
> On 09/04/2012 06:17 PM, Steven Rostedt wrote:
> > On Tue, 2012-09-04 at 17:40 +0100, Pedro Alves wrote:
> >
> >> BTW, you can also go a step further and remove the need to close with double }},
> >> with something like:
> >>
> >> #define do_for_each_ftrace_rec(pg, rec) \
> >> for (pg = ftrace_pages_start, rec = &pg->records[pg->index]; \
> >> pg && rec == &pg->records[pg->index]; \
> >> pg = pg->next) \
> >> for (rec = pg->records; rec < &pg->records[pg->index]; rec++)
> >>
> >
> > Yeah, but why bother? It's hidden in a macro, and the extra '{ }' shows
> > that this is something "special".
>
> The point of both changes is that there's nothing special in the end
> at all. It all just works...
>
It would still fail on a 'break'. The 'while' macro tells us that it is
special, because in the end, it wont work.
-- Steve
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