From: leroy christophe <christophe.leroy@c-s.fr>
To: Iratxo Pichel Ortiz <ipichel@albentia.com>
Cc: linux-rt-users@vger.kernel.org, David Garcia <dgarcia@albentia.com>
Subject: Re: Compilation fails
Date: Thu, 21 Jun 2012 08:25:19 +0200 [thread overview]
Message-ID: <4FE2BE4F.6080000@c-s.fr> (raw)
In-Reply-To: <4FE20F1E.3010306@albentia.com>
Hi
I had the same problem with
* Kernel 3.4.2
* Patch 3.4.2 rt 10
* make for a mpc8xx custom board
As far as I remember I added an #include to <asm/bug.h> in
include/linux/spinlock.h and it worked
Regards
Christophe
Le 20/06/2012 19:57, Iratxo Pichel Ortiz a écrit :
> Hi all!
>
> We have detected a compilation error in the following scenario:
>
> 1. kernel linux-3.4.3
> 2. patch-3.4.3-rt11.patch
> 3. make mpc85xx_defconfig
> 4. Select full preemption.
>
> After make you get:
>
> $ make
> scripts/kconfig/conf --silentoldconfig Kconfig
> #
> # configuration written to .config
> #
> CHK include/linux/version.h
> CHK include/generated/utsrelease.h
> CC arch/powerpc/kernel/asm-offsets.s
> In file included from include/linux/spinlock.h:273:0,
> from include/linux/seqlock.h:29,
> from include/linux/time.h:8,
> from include/linux/timex.h:56,
> from include/linux/sched.h:57,
> from arch/powerpc/kernel/asm-offsets.c:17:
> include/linux/spinlock_rt.h: In function 'assert_spin_locked':
> include/linux/spinlock_rt.h:161:2: error: implicit declaration of
> function 'BUG_ON' [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
>
> A quick and dirt solution is to add the line:
>
> #include <asm/bug.h>
>
> just before the definition of the function:
>
> static inline void assert_spin_locked(spinlock_t *lock)
>
> in the file: include/linux/spinlock_rt.h
>
> I assume that there is a missing include somewhere in the include
> path, but I cannot find it so far. I hope this information helps.
>
> Regards,
>
> Iratxo.
>
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next prev parent reply other threads:[~2012-06-21 6:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-20 17:57 Compilation fails Iratxo Pichel Ortiz
2012-06-21 6:25 ` leroy christophe [this message]
2012-06-21 12:47 ` Steven Rostedt
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