Re: Confusion in usr/include/asm-generic/fcntl.h

[David Miller]

From: Arnd Bergmann <arnd@xxxxxxxx>
Date: Wed, 21 Jan 2009 01:24:25 +0100

> I think we should simply define a macro for use in the kernel, e.g. in
> <asm/types.h>. There already is a BITS_PER_LONG macro in there, maybe
> we can add an exported __BITS_PER_LONG there that checks for the right
> macro on each architecture.

That might work.

> On parisc, there is a major confusion in this area, at some point, all
> checks for __LP64__ got replaced with CONFIG_64BIT there. While I have
> not understood what the problem with __LP64__ was, the check for
> CONFIG_64BIT on parisc user space looks very wrong.

Yep.
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