linux-kernel - Re: [PATCH] sched: create include/sched/lockup.h for softlockup prototypes

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Date:	Tue, 28 May 2013 12:17:25 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Clark Williams <williams@...hat.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] sched: create include/sched/lockup.h for softlockup
 prototypes


* Clark Williams <williams@...hat.com> wrote:

> Move the softlockup watchdog and related prototypes into a separate
> header and update source that requires them.
> 
> Done against tip/master.
> 
> Tested against x86_64 allmodconfig.
> 
> 
> Signed-off-by: Clark Williams <clark.williams@...il.com>
> ---
>  arch/x86/xen/smp.c              |  2 ++
>  drivers/ide/ide-iops.c          |  1 +
>  drivers/ide/ide-taskfile.c      |  2 +-
>  drivers/mtd/nand/nand_base.c    |  2 +-
>  drivers/video/nvidia/nv_accel.c |  1 +
>  include/linux/sched.h           | 24 ------------------------
>  include/linux/sched/lockup.h    | 29 +++++++++++++++++++++++++++++
>  init/main.c                     |  2 +-
>  kernel/debug/debug_core.c       |  2 +-
>  kernel/panic.c                  |  2 +-
>  kernel/power/hibernate.c        |  1 +
>  kernel/sched/clock.c            |  1 +
>  kernel/sched/sched.h            |  1 +
>  kernel/sysctl.c                 |  1 +
>  kernel/time/tick-sched.c        |  2 +-
>  kernel/time/timekeeping.c       |  1 +
>  16 files changed, 44 insertions(+), 30 deletions(-)
>  create mode 100644 include/linux/sched/lockup.h

The attached config results in this build failure:

 include/linux/nmi.h:23:2: error: implicit declaration of function 'touch_softlockup_watchdog'

Thanks,

	Ingo

View attachment "config" of type "text/plain" (101540 bytes)