Hi Byungchul, [auto build test ERROR on linus/master] [also build test ERROR on v4.13-rc4 next-20170807] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Byungchul-Park/lockdep-Implement-crossrelease-feature/20170807-172617 config: alpha-allmodconfig (attached as .config) compiler: alpha-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=alpha All errors (new ones prefixed by >>): warning: (LOCKDEP_COMPLETE && LOCKDEP_PAGELOCK) selects LOCKDEP_CROSSRELEASE which has unmet direct dependencies (PROVE_LOCKING) warning: (LOCKDEP_COMPLETE && LOCKDEP_PAGELOCK) selects LOCKDEP_CROSSRELEASE which has unmet direct dependencies (PROVE_LOCKING) In file included from include/linux/srcutree.h:28:0, from include/linux/srcu.h:62, from include/linux/notifier.h:15, from include/linux/memory_hotplug.h:6, from include/linux/mmzone.h:771, from include/linux/gfp.h:5, from include/linux/mm.h:9, from include/linux/pid_namespace.h:6, from include/linux/ptrace.h:9, from arch/alpha/kernel/asm-offsets.c:10: include/linux/completion.h:32:27: error: field 'map' has incomplete type struct lockdep_map_cross map; ^~~ In file included from include/linux/mm.h:23:0, from include/linux/pid_namespace.h:6, from include/linux/ptrace.h:9, from arch/alpha/kernel/asm-offsets.c:10: >> include/linux/page_ext.h:49:27: error: field 'map' has incomplete type struct lockdep_map_cross map; ^~~ make[2]: *** [arch/alpha/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [sub-make] Error 2 vim +/map +49 include/linux/page_ext.h 37 38 /* 39 * Page Extension can be considered as an extended mem_map. 40 * A page_ext page is associated with every page descriptor. The 41 * page_ext helps us add more information about the page. 42 * All page_ext are allocated at boot or memory hotplug event, 43 * then the page_ext for pfn always exists. 44 */ 45 struct page_ext { 46 unsigned long flags; 47 48 #ifdef CONFIG_LOCKDEP_PAGELOCK > 49 struct lockdep_map_cross map; 50 #endif 51 }; 52 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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