linux-kernel - Re: [PATCH] x86: unify copy_from

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Message-ID: <52600A99.2070507@linux.intel.com>
Date:	Thu, 17 Oct 2013 09:04:41 -0700
From:	Arjan van de Ven <arjan@...ux.intel.com>
To:	Jan Beulich <JBeulich@...e.com>
CC:	mingo@...e.hu, tglx@...utronix.de, linux@...ck-us.net,
	linux-kernel@...r.kernel.org, hpa@...or.com
Subject: Re: [PATCH] x86: unify copy_from_user() checking

>
> ... and the non-constant case be taken care of at run time.
> That's precisely what the patch does.

fair enough.

I would like to see a comment above the code to describe this reasoning
and the objective and what the desired behavior is... so that we don't
have to reverse engineer this again 2 years from now ;-)


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