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From: Arnd Bergmann <arnd@arndb.de>
To: Sam Ravnborg <sam@ravnborg.org>
Cc: Paul Mundt <lethal@linux-sh.org>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	David Howells <dhowells@redhat.com>,
	Greg Ungerer <gerg@snapgear.com>,
	linux arch <linux-arch@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Linux/m68k <linux-m68k@vger.kernel.org>,
	uClinux list <uclinux-dev@uclinux.org>
Subject: Re: kbuild now support arch/$ARCH/include - time for ARCHs to convert
Date: Fri, 1 Aug 2008 09:35:04 +0200	[thread overview]
Message-ID: <200808010935.05949.arnd@arndb.de> (raw)
In-Reply-To: <20080731201352.GB25305@uranus.ravnborg.org>

On Thursday 31 July 2008, Sam Ravnborg wrote:
> > #ifdef __KERNEL__
> > #ifdef CONFIG_MMU
> > #include "${BASE}_mmu.h"
> > #else
> > #include "${BASE}_nommu.h"
> > #endif
> > #else
> > #include "${BASE}_mmu.h"
> > #endif
> > EOF
> > }
> 
> This will leak a CONFIG_ symbol if the header file
> is exported. Can we do it with a gcc defined symbol?
> [See how I did it for sparc for instance]

Is there a compiler defined symbol for this? I thought the tool
chain was identical. Do you think my #ifdef __KERNEL__ does
not do what I wanted it to do? It should make sure that
user space always sees the _mmu variant.

	Arnd <><

  reply	other threads:[~2008-08-01  7:35 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-28 20:05 kbuild now support arch/$ARCH/include - time for ARCHs to convert Sam Ravnborg
2008-07-28 20:05 ` Sam Ravnborg
2008-07-29  3:06 ` Kyle McMartin
2008-07-29  3:06   ` Kyle McMartin
2008-07-29  3:27   ` Sam Ravnborg
2008-07-29 14:21     ` Kyle McMartin
2008-08-09  2:50       ` Sam Ravnborg
2008-07-30  6:49 ` Greg Ungerer
2008-07-30  7:07   ` Arnd Bergmann
2008-07-30  8:52     ` Sam Ravnborg
2008-07-30  9:34     ` David Howells
2008-07-30 12:26       ` Geert Uytterhoeven
2008-07-30 12:26         ` Geert Uytterhoeven
2008-07-31  3:23         ` Paul Mundt
2008-07-31  7:17           ` Geert Uytterhoeven
2008-07-31 11:26             ` Greg Ungerer
2008-07-31 11:26               ` Greg Ungerer
2008-07-31 19:47           ` Arnd Bergmann
2008-07-31 20:13             ` Sam Ravnborg
2008-08-01  7:35               ` Arnd Bergmann [this message]
2008-08-01 16:46                 ` Sam Ravnborg
2008-07-30  8:38   ` Sam Ravnborg
2008-08-01  6:03     ` Greg Ungerer
2008-08-03 20:16       ` Geert Uytterhoeven
2008-08-04  0:34         ` Greg Ungerer
2008-08-04  5:10           ` Sam Ravnborg
2008-08-04 14:35         ` Arnd Bergmann
2008-08-04 16:00           ` Geert Uytterhoeven
2008-08-04 16:45             ` Sam Ravnborg
2008-07-31 18:23 ` Ralf Baechle
2008-07-31 20:14   ` Sam Ravnborg
2008-08-09  2:52   ` Sam Ravnborg
2008-08-09  3:09     ` Paul Mundt
2008-08-09  7:03       ` Sam Ravnborg
2008-08-09  7:20         ` Russell King
2008-08-09 11:13           ` Sam Ravnborg
2008-08-01  8:35 ` Martin Schwidefsky
2008-08-01 16:49   ` Sam Ravnborg
2008-08-05  4:18 ` Rusty Russell
2008-08-05 17:16   ` Geert Uytterhoeven
2008-08-05 17:16     ` Geert Uytterhoeven
2008-08-05 20:45   ` Sam Ravnborg
2008-08-05 22:06     ` Russell King
2008-08-06 19:21       ` Russell King
2008-08-06 19:28         ` Sam Ravnborg
2008-08-06 19:51           ` Russell King
2008-08-06 19:27       ` Sam Ravnborg
2008-08-09  7:28 ` Sam Ravnborg

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