Hi Laura, [auto build test ERROR on linus/master] [also build test ERROR on next-20170303] [cannot apply to tip/x86/core drm/drm-next v4.10] [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/Laura-Abbott/set_memory_-functions-header-refactor/20170305-062939 config: i386-randconfig-x014-201710 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): arch/x86/kernel/machine_kexec_32.c: In function 'machine_kexec_prepare': >> arch/x86/kernel/machine_kexec_32.c:160:2: error: implicit declaration of function 'set_pages_x' [-Werror=implicit-function-declaration] set_pages_x(image->control_code_page, 1); ^~~~~~~~~~~ arch/x86/kernel/machine_kexec_32.c: In function 'machine_kexec_cleanup': >> arch/x86/kernel/machine_kexec_32.c:174:2: error: implicit declaration of function 'set_pages_nx' [-Werror=implicit-function-declaration] set_pages_nx(image->control_code_page, 1); ^~~~~~~~~~~~ cc1: some warnings being treated as errors -- arch/x86/mm/init_32.c: In function 'set_kernel_text_rw': >> arch/x86/mm/init_32.c:880:2: error: implicit declaration of function 'set_pages_rw' [-Werror=implicit-function-declaration] set_pages_rw(virt_to_page(start), size >> PAGE_SHIFT); ^~~~~~~~~~~~ arch/x86/mm/init_32.c: In function 'set_kernel_text_ro': >> arch/x86/mm/init_32.c:894:2: error: implicit declaration of function 'set_pages_ro' [-Werror=implicit-function-declaration] set_pages_ro(virt_to_page(start), size >> PAGE_SHIFT); ^~~~~~~~~~~~ arch/x86/mm/init_32.c: In function 'mark_nxdata_nx': >> arch/x86/mm/init_32.c:911:2: error: implicit declaration of function 'set_pages_nx' [-Werror=implicit-function-declaration] set_pages_nx(virt_to_page(start), size >> PAGE_SHIFT); ^~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/set_pages_x +160 arch/x86/kernel/machine_kexec_32.c 9868ee63 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 154 * - Setup page tables 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 155 */ 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 156 int machine_kexec_prepare(struct kimage *image) 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 157 { 9868ee63 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 158 int error; 9868ee63 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 159 3ab83521 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-07-25 @160 set_pages_x(image->control_code_page, 1); 9868ee63 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 161 error = machine_kexec_alloc_page_tables(image); 9868ee63 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 162 if (error) 9868ee63 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 163 return error; 9868ee63 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 164 machine_kexec_prepare_page_tables(image); 9868ee63 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 165 return 0; 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 166 } 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 167 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 168 /* 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 169 * Undo anything leftover by machine_kexec_prepare 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 170 * when an image is freed. 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 171 */ 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 172 void machine_kexec_cleanup(struct kimage *image) 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 173 { 3ab83521 arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-07-25 @174 set_pages_nx(image->control_code_page, 1); 92be3d6b arch/x86/kernel/machine_kexec_32.c Huang Ying 2008-10-31 175 machine_kexec_free_page_tables(image); 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 176 } 5033cba0 arch/i386/kernel/machine_kexec.c Eric W. Biederman 2005-06-25 177 :::::: The code at line 160 was first introduced by commit :::::: 3ab83521378268044a448113c6aa9a9e245f4d2f kexec jump :::::: TO: Huang Ying <ying.huang@xxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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