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SubjectRe: [PATCH] Fix WARN_ON() on bitfield ops for all other archs


On Thu, 2 Aug 2007, Heiko Carstens wrote:

> From: Heiko Carstens <heiko.carstens@de.ibm.com>
>
> Fixes WARN_ON() on bitfiels ops for all architectures that have
> been left out in 8d4fbcfbe0a4bfc73e7f0297c59ae514e1f1436f.

Well, considering ...

On Tue, 31 Jul 2007, Alexey Dobriyan wrote:
> But I question the rationale of that commit:
> [...]
> I think that second case is more clear and immediately understandable.

and

On Tue, 31 Jul 2007, Linus Torvalds wrote:
> For all I know, the proper solution is
> to just revert the whole mess, and *not* make WARN_ON() return a value
> at all, since that seems to be the fundamental mistake here.

... I think it makes sense to stop returning the value from WARN_ON()
in the first place. There's only 5 places in the tree that uses its
return value anyway, and one of them ( net/xfrm/xfrm_policy.c:681 )
is a good example of why it's less readable that way.


Satyam
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