linux-kernel - Re: [PATCH] Add kabs()

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Message-ID: <87k413pw27.fsf@blp.benpfaff.org>
Date:	Wed, 25 Apr 2012 10:20:48 -0700
From:	Ben Pfaff <blp@...stanford.edu>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Add kabs()

Alexey Dobriyan <adobriyan@...il.com> writes:

> kabs() has the following nice properties which should have been there
> from day 1.
>
> kabs() return unsigned value.
> kabs() works for all integer types and return correct result.
> sizeof(kabs(x)) == sizeof(x)

It would be nice to document these properties in a source code
comment, as well as in the commit message.
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