linux-kernel - Re: [PATCH 5/5] PA-RISC: fix compile errors

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Message-ID: <CAEdQ38H4MjAGKYW3jbcRs98qKnikPwgN_0k2KWbK8wLmJa8xxQ@mail.gmail.com>
Date:	Wed, 9 May 2012 18:22:09 -0400
From:	Matt Turner <mattst88@...il.com>
To:	Mikulas Patocka <mpatocka@...hat.com>
Cc:	torvalds@...ux-foundation.org, linux-parisc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Rolf Eike Beer <eike-kernel@...tec.de>,
	"James E.J. Bottomley" <jejb@...isc-linux.org>,
	Helge Deller <deller@....de>
Subject: Re: [PATCH 5/5] PA-RISC: fix compile errors

On Wed, May 9, 2012 at 6:19 PM, Mikulas Patocka <mpatocka@...hat.com> wrote:
> From: Rolf Eike Beer <eike-kernel@...tec.de>
>
> This was defined in asm/pdc.h which needs to include asm/page.h for
> __PAGE_OFFSET. This leads to an include loop so that page.h eventually will
> include pdc.h again. While this is no problem because of header guards, it is
> a problem because some symbols may be undefined. Such an error is this:
>
> In file included from /home/buildbot/repos/linux/include/linux/bitops.h:35:0,
>                 from /home/buildbot/repos/linux/include/asm-generic/getorder.h:7,
>                 from /home/buildbot/repos/linux/arch/parisc/include/asm/page.h:162,
>                 from /home/buildbot/repos/linux/arch/parisc/include/asm/pdc.h:346,
>                 from /home/buildbot/repos/linux/arch/parisc/include/asm/processor.h:16,
>                 from /home/buildbot/repos/linux/arch/parisc/include/asm/spinlock.h:6,
>                 from /home/buildbot/repos/linux/arch/parisc/include/asm/atomic.h:20,
>                 from /home/buildbot/repos/linux/include/linux/atomic.h:4,
>                 from /home/buildbot/repos/linux/include/linux/sysfs.h:20,
>                 from /home/buildbot/repos/linux/include/linux/kobject.h:21,
>                 from /home/buildbot/repos/linux/include/linux/device.h:17,
>                 from /home/buildbot/repos/linux/include/linux/eisa.h:5,
>                 from /home/buildbot/repos/linux/arch/parisc/kernel/pci.c:11:
> /home/buildbot/repos/linux/arch/parisc/include/asm/bitops.h: In function "set_bit":
> /home/buildbot/repos/linux/arch/parisc/include/asm/bitops.h:82:2: error: implicit declaration of function "_atomic_spin_lock_irqsave" [-Werror=implicit-function-declaration]
> /home/buildbot/repos/linux/arch/parisc/include/asm/bitops.h:84:2: error: implicit declaration of function "_atomic_spin_unlock_irqrestore" [-Werror=implicit-function-declaration]
>
> Signed-off-by: Rolf Eike Beer <eike-kernel@...xxxxxx>

Email address got eaten?

> Signed-off-by: Mikulas Patocka <mpatocka@...hat.com>
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