Messages in this thread | | | Date | Wed, 12 Aug 2020 13:45:48 -0700 | From | "Paul E. McKenney" <> | Subject | Re: [rcu:dev.2020.08.10a 105/111] main.c:undefined reference to `rcu_read_unlock_strict' |
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On Wed, Aug 12, 2020 at 07:39:54AM +0800, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2020.08.10a > head: 9dd4d242c535c30266a08806314ea6b016f94617 > commit: 9e20110f8ef2745df8f4fe2d679114dccfaaa1af [105/111] rcu: Report QS for outermost PREEMPT=n rcu_read_unlock() for strict GPs > config: arm-mainstone_defconfig (attached as .config) > compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 > 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 > git checkout 9e20110f8ef2745df8f4fe2d679114dccfaaa1af > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@intel.com> > > All errors (new ones prefixed by >>): > > arm-linux-gnueabi-ld: init/main.o: in function `rest_init': > >> main.c:(.ref.text+0x34): undefined reference to `rcu_read_unlock_strict' > >> arm-linux-gnueabi-ld: main.c:(.ref.text+0x58): undefined reference to `rcu_read_unlock_strict'
Good catch, broke single-CPU yet again! ;-)
Fixed, will be merge into original with attribution.
Thanx, Paul
> arm-linux-gnueabi-ld: kernel/fork.o: in function `get_mm_exe_file': > >> fork.c:(.text+0x3ac): undefined reference to `rcu_read_unlock_strict' > arm-linux-gnueabi-ld: kernel/fork.o: in function `pidfd_poll': > fork.c:(.text+0x650): undefined reference to `rcu_read_unlock_strict' > arm-linux-gnueabi-ld: kernel/fork.o: in function `_do_fork': > fork.c:(.text+0x2e10): undefined reference to `rcu_read_unlock_strict' > arm-linux-gnueabi-ld: kernel/fork.o:fork.c:(.text+0x2e8c): more undefined references to `rcu_read_unlock_strict' follow > > --- > 0-DAY CI Kernel Test Service, Intel Corporation > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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