linux-kernel - Re: [PATCH v2] Add hard/soft lockup debugger entry points

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Message-ID: <CAO6TR8WFgGWQ_kGJ1++XN9v9BrDfv0mg_RFQRiWsqskFN1V=yA@mail.gmail.com>
Date:	Tue, 26 Jan 2016 12:33:51 -0700
From:	Jeff Merkey <linux.mdb@...il.com>
To:	kbuild test robot <lkp@...el.com>
Cc:	kbuild-all@...org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Don Zickus <dzickus@...hat.com>,
	Ulrich Obergfell <uobergfe@...hat.com>,
	Aaron Tomlin <atomlin@...hat.com>,
	Michal Hocko <mhocko@...e.cz>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Tejun Heo <tj@...nel.org>,
	Hidehiro Kawai <hidehiro.kawai.ez@...achi.com>,
	Chris Metcalf <cmetcalf@...hip.com>
Subject: Re: [PATCH v2] Add hard/soft lockup debugger entry points

On 1/26/16, kbuild test robot <lkp@...el.com> wrote:
> Hi Jeff,
>
> [auto build test ERROR on v4.5-rc1]
> [also build test ERROR on next-20160125]
> [if your patch is applied to the wrong git tree, please drop us a note to
> help improving the system]
>
> url:
> https://github.com/0day-ci/linux/commits/Jeff-Merkey/Add-hard-soft-lockup-debugger-entry-points/20160127-010930
> config: sparc64-defconfig (attached as .config)
> reproduce:
>         wget
> https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross
> -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # save the attached .config to linux build tree
>         make.cross ARCH=sparc64
>
> All errors (new ones prefixed by >>):
>
>    kernel/built-in.o: In function `watchdog_timer_fn':
>>> watchdog.c:(.text+0x736ec): undefined reference to
>>> `arch_kgdb_breakpoint'
>
> ---
> 0-DAY kernel test infrastructure                Open Source Technology
> Center
> https://lists.01.org/pipermail/kbuild-all                   Intel
> Corporation
>

I love this test robot.  What an incredibly useful tool.  Well, looks
like a I quite a bit of work to do.

Jeff