linux-kernel - Re: [kbuild-all] Re: [ammarfaizi2-block:paulmck/linux-rcu/pmladek.2022.06.15a 123/140] xtensa-linux-ld: arch/xtensa/kernel/entry.o:undefined reference to `context_tracking_user

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Message-ID: <20220701135345.GP1790663@paulmck-ThinkPad-P17-Gen-1>
Date:   Fri, 1 Jul 2022 06:53:45 -0700
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     "Chen, Rong A" <rong.a.chen@...el.com>
Cc:     kernel test robot <lkp@...el.com>,
        Frederic Weisbecker <frederic@...nel.org>,
        kbuild-all@...ts.01.org,
        GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [kbuild-all] Re:
 [ammarfaizi2-block:paulmck/linux-rcu/pmladek.2022.06.15a 123/140]
 xtensa-linux-ld: arch/xtensa/kernel/entry.o:undefined reference to
 `context_tracking_user_exit'

On Fri, Jul 01, 2022 at 06:15:50PM +0800, Chen, Rong A wrote:
> 
> 
> On 7/1/2022 7:08 AM, Paul E. McKenney wrote:
> > On Fri, Jul 01, 2022 at 04:15:11AM +0800, kernel test robot wrote:
> > > tree:   https://github.com/ammarfaizi2/linux-block paulmck/linux-rcu/pmladek.2022.06.15a
> > > head:   0ba7324b44282870af740a5a121add62c7f5f730
> > > commit: 9d16390cc0d00ae1100bca4f4adb0ae2906631ec [123/140] context_tracking: Take idle eqs entrypoints over RCU
> > > config: xtensa-randconfig-r004-20220629 (https://download.01.org/0day-ci/archive/20220701/202207010405.MVCHQe6d-lkp@intel.com/config)
> > > compiler: xtensa-linux-gcc (GCC) 11.3.0
> > > reproduce (this is a W=1 build):
> > >          wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> > >          chmod +x ~/bin/make.cross
> > >          # https://github.com/ammarfaizi2/linux-block/commit/9d16390cc0d00ae1100bca4f4adb0ae2906631ec
> > >          git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
> > >          git fetch --no-tags ammarfaizi2-block paulmck/linux-rcu/pmladek.2022.06.15a
> > >          git checkout 9d16390cc0d00ae1100bca4f4adb0ae2906631ec
> > >          # save the config file
> > >          mkdir build_dir && cp config build_dir/.config
> > >          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=xtensa SHELL=/bin/bash
> > > 
> > > If you fix the issue, kindly add following tag where applicable
> > > Reported-by: kernel test robot <lkp@...el.com>
> > 
> > This should be fixed in the current version of this commit:
> > 
> > 6a87dff9f33a ("context_tracking: Take idle eqs entrypoints over RCU")
> > 
> > Please let me know if this commit does not address the problem.
> > 
> > 							Thaxn, Paul
> 
> 
> Hi Paul,
> 
> I have confirmed that there's no such issue on commit 6a87dff9f33a,
> but I'm not sure the commit fixed the issue, I can't find the error on
> parent commit 24a9c54182b3 too.
> 
>   $ git log --oneline -2 6a87dff9f33a
>   6a87dff9f33af context_tracking: Take idle eqs entrypoints over RCU
>   24a9c54182b37 context_tracking: Split user tracking Kconfig

I will defer to Frederic on this one.  ;-)

							Thanx, Paul

> Best Regards,
> Rong Chen
> 
> > 
> > > All errors (new ones prefixed by >>):
> > > 
> > > > > xtensa-linux-ld: arch/xtensa/kernel/entry.o:(.text+0x0): undefined reference to `context_tracking_user_exit'
> > > > > xtensa-linux-ld: arch/xtensa/kernel/entry.o:(.text+0xc): undefined reference to `context_tracking_user_enter'
> > >     xtensa-linux-ld: arch/xtensa/kernel/entry.o: in function `common_exception':
> > >     arch/xtensa/kernel/entry.S:459: undefined reference to `context_tracking_user_exit'
> > >     xtensa-linux-ld: arch/xtensa/kernel/entry.o: in function `common_exception_return':
> > >     arch/xtensa/kernel/entry.S:542: undefined reference to `context_tracking_user_enter'
> > > 
> > > -- 
> > > 0-DAY CI Kernel Test Service
> > > https://01.org/lkp
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> >