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

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Date:	Fri, 5 Jul 2013 10:14:46 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Chen Gang F T <chen.gang.flying.transformer@...il.com>
Cc:	Arnd Bergmann <arnd@...db.de>, Chen Gang <gang.chen@...anux.com>,
	Greg KH <gregkh@...uxfoundation.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Richard Weinberger <richard@....at>,
	Jeff Dike <jdike@...toit.com>,
	David Sharp <dhsharp@...gle.com>,
	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'.

Hi,

On Fri, 05 Jul 2013 08:03:31 +0800 Chen Gang F T <chen.gang.flying.transformer@...il.com> wrote:
>
> When a module select "COMPILE_TEST=y" (e.g with allmodconfig), it has
> right to compile under the architecture which no related HW support.
> 
> If it can not pass compiling, at least it is not the module's issue,
> neither the architecture's issue.
> 
> We have to look for who has duty on it. At least now, it seems only
> 'asm-generic' can be qualified to play this unlucky role.

You keep saying this, but others have told you that this is not the
problem.

> Could you provide your suggestions or completions for this issue ?

If something doesn't build for a particular config, then either it needs
to be fixed or excluded from building in that particular config.

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

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