linux-kernel - Re: PAGE_SIZE Availability Inconsistency

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Message-ID: <20070308162158.GA5702@caradoc.them.org>
Date:	Thu, 8 Mar 2007 11:21:58 -0500
From:	Daniel Jacobowitz <dan@...ian.org>
To:	Christoph Hellwig <hch@...radead.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Roman Zippel <zippel@...ux-m68k.org>,
	David Brown <dmlb2000@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	gdb@...rceware.org
Subject: Re: PAGE_SIZE Availability Inconsistency

On Thu, Mar 08, 2007 at 04:08:52PM +0000, Christoph Hellwig wrote:
> No, no no.  We should never export PAGE_SIZE.  We might export NBPG
> as deprecated symbol for gdb if it really needs it, but that should
> happen only on a.out systems, and it it should be a true constant,
> not depending on PAGE_SIZE.
> 
> I've Cc'ed the gdb list on whether they have any comments on this
> issue.

Sounds reasonable.  I do not believe that GDB has any dependence on
PAGE_SIZE; bfd (i.e. both gdb and binutils) use NBPG on a large number
of systems.  Looks like i386, alpha, m68k, s390, vax - but don't quote
me on that, I had to guess from the configure script.

-- 
Daniel Jacobowitz
CodeSourcery
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