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From: Sam Ravnborg <sam@ravnborg.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Rik van Riel <riel@redhat.com>,
	linux-kernel@vger.kernel.org, ajackson@redhat.com,
	airlied@redhat.com, benh@kernel.crashing.org
Subject: Re: [PATCH 1/3] make access_process_vm work on device memory
Date: Tue, 29 Apr 2008 21:01:32 +0200	[thread overview]
Message-ID: <20080429190132.GA25793@uranus.ravnborg.org> (raw)
In-Reply-To: <20080429110919.dc7b8565.akpm@linux-foundation.org>

> urgh.
> 
> We have HAVE_ARCH*
> We have __HAVE_ARCH*
> We have ARCH_HAS*
> We have __ARCH_HAS*
> 
> what a mess.
> 
> Probably the preferred (but still ugly) approach is to implement
> CONFIG_ARCH_*.
Only if it is a Kconfig symbol.

We have recently started to use 'HAVE_*' for boolean symbols used
to select a specific function for one architecture.
See arch/Kconfig for a few samples.

And Documentation/kbuild/kconfig-language.txt for usage hints.

	Sam

  parent reply	other threads:[~2008-04-29 19:02 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-29 15:32 Rik van Riel
2008-04-29 18:09 ` Andrew Morton
2008-04-29 18:32   ` Rik van Riel
2008-04-29 19:01   ` Sam Ravnborg [this message]
2008-04-29 19:13     ` Andrew Morton
2008-04-29 19:19       ` Sam Ravnborg

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