linux-kernel - Re: [PATCH] include/asm-generic/io.h: add dummy fuctions to support 'COMPILE

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Message-ID: <1372904975.22688.142.camel@gandalf.local.home>
Date:	Wed, 03 Jul 2013 22:29:35 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Chen Gang F T <chen.gang.flying.transformer@...il.com>
Cc:	Chen Gang <gang.chen@...anux.com>,
	Greg KH <gregkh@...uxfoundation.org>,
	Arnd Bergmann <arnd@...db.de>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Richard Weinberger <richard@....at>,
	Jeff Dike <jdike@...toit.com>,
	David Sharp <dhsharp@...gle.com>,
	"sfr@...b.auug.org.au" <sfr@...b.auug.org.au>,
	Ingo Molnar <mingo@...nel.org>,
	uml-devel <user-mode-linux-devel@...ts.sourceforge.net>,
	uml-user <user-mode-linux-user@...ts.sourceforge.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Linux-Arch <linux-arch@...r.kernel.org>,
	Mark Brown <broonie@...nel.org>,
	David Miller <davem@...emloft.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jiri Kosina <trivial@...nel.org>, Jiri Slaby <jslaby@...e.cz>
Subject: Re: [PATCH] include/asm-generic/io.h: add dummy fuctions to support
 'COMPILE_TEST' in 'asm-generic'.

On Thu, 2013-07-04 at 10:10 +0800, Chen Gang F T wrote:

> Select "COMPILE_TEST=y" with allmodconfig, but can not pass compiling in
> many architectures, one of the most reasons is "HW does not support".
> 
> 'asm-generic' is really existent for a long time, and make an important
> role for both architectures and modules.
> 

The purpose of asm-generic is to add a standard infrastructure that some
archs may be able to optimize. It's not so that all archs can compile
all modules.

I'm still confused by what you are trying to accomplish.

-- Steve


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