Re: [RFC PATCH 06/15] nohz_task: Keep the tick if rcu needs it

[Jonathan Corbet]

On Tue, 21 Dec 2010 00:49:38 +0100
Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote:

> Nope, the new config can only be built after [RFC PATCH 11/15] x86: Nohz task support
> 
> I know I split up the patches in some unusual way but I did that on purpose:
> I wanted to have a finegrained patchset so that it's more reviewable than a big
> "core support" - "arch support" dual patch based style.
> 
> But I ensured the new config can not be enabled before it's entirely buildable
> and has no known bugs.

Which is a nice thought (it helped me to understand the patches - article
forthcoming), but there is a downside: if anybody tries to bisect a
problem, they'll end up at #11.  This stuff is sufficiently tricky that it
would be nice to be able to bisect a little closer to the patch which
actually introduced a bug.

jon
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