Re: Conditionals for development tests and output

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On Sat, Jun 02, 2007 at 10:48:21AM -0700, Andrew Morton wrote:
> On Sat, 2 Jun 2007 16:43:48 +0200 Adrian Bunk <[email protected]> wrote:
> 
> > And your approach could easily result in code paths never tested in 
> > -mm or -rc kernels exploding in the actual release.
> 
> yep, we need to ensure that DEVELKERNEL gets turned off a few weeks
> before final release.

I'm not very keen on this whole idea. It's a fairly well-known
phenomenon that behavior can change for the worse when you turn off
debug flags for a variety of reasons. So instituting a monoculture
where -everyone- has a global debug flag on then turns it off is a little
worrisome.

When we're talking about a single warning, it's probably not a big
deal, but once we expand the usage to cover a dozen or a hundred
things, the odds that we'll hide a race or side-effect somewhere
increase.

-- 
Mathematics is the supreme nostalgia of our time.
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