Hi Baoquan, [auto build test ERROR on tip/x86/core] [also build test ERROR on v4.9-rc8 next-20161208] [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/Baoquan-He/Determine-kernel-text-mapping-size-at-runtime-for-x86_64/20161208-172019 config: x86_64-randconfig-x017-201649 (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=x86_64 All error/warnings (new ones prefixed by >>): In file included from arch/x86/include/asm/page_types.h:47:0, from arch/x86/include/asm/page.h:8, from arch/x86/include/asm/thread_info.h:11, from include/linux/thread_info.h:58, from arch/x86/include/asm/preempt.h:6, from include/linux/preempt.h:59, from include/linux/spinlock.h:50, from include/linux/seqlock.h:35, from include/linux/time.h:5, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/sched.h:19, from arch/x86/kernel/setup.c:24: arch/x86/kernel/setup.c: In function 'dump_kernel_offset': arch/x86/include/asm/page_64_types.h:67:29: error: 'kernel_mapping_size' undeclared (first use in this function) #define KERNEL_MAPPING_SIZE kernel_mapping_size ^ >> arch/x86/include/asm/pgtable_64_types.h:69:48: note: in expansion of macro >> 'KERNEL_MAPPING_SIZE' #define MODULES_VADDR (__START_KERNEL_map + KERNEL_MAPPING_SIZE) ^~~~~~~~~~~~~~~~~~~ >> include/linux/printk.h:271:35: note: in expansion of macro 'MODULES_VADDR' printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ >> arch/x86/kernel/setup.c:826:3: note: in expansion of macro 'pr_emerg' pr_emerg("Kernel Offset: 0x%lx from 0x%lx (relocation range: 0x%lx-0x%lx)\n", ^~~~~~~~ arch/x86/include/asm/page_64_types.h:67:29: note: each undeclared identifier is reported only once for each function it appears in #define KERNEL_MAPPING_SIZE kernel_mapping_size ^ >> arch/x86/include/asm/pgtable_64_types.h:69:48: note: in expansion of macro >> 'KERNEL_MAPPING_SIZE' #define MODULES_VADDR (__START_KERNEL_map + KERNEL_MAPPING_SIZE) ^~~~~~~~~~~~~~~~~~~ >> include/linux/printk.h:271:35: note: in expansion of macro 'MODULES_VADDR' printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ >> arch/x86/kernel/setup.c:826:3: note: in expansion of macro 'pr_emerg' pr_emerg("Kernel Offset: 0x%lx from 0x%lx (relocation range: 0x%lx-0x%lx)\n", ^~~~~~~~ -- In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/linux/list.h:4, from include/linux/module.h:9, from include/linux/moduleloader.h:5, from arch/x86/kernel/module.c:21: arch/x86/kernel/module.c: In function 'module_alloc': arch/x86/include/asm/page_64_types.h:67:29: error: 'kernel_mapping_size' undeclared (first use in this function) #define KERNEL_MAPPING_SIZE kernel_mapping_size ^ include/linux/compiler.h:149:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> arch/x86/kernel/module.c:83:2: note: in expansion of macro 'if' if (PAGE_ALIGN(size) > MODULES_LEN) ^~ >> arch/x86/include/asm/pgtable_64_types.h:69:48: note: in expansion of macro >> 'KERNEL_MAPPING_SIZE' #define MODULES_VADDR (__START_KERNEL_map + KERNEL_MAPPING_SIZE) ^~~~~~~~~~~~~~~~~~~ >> arch/x86/include/asm/pgtable_64_types.h:71:38: note: in expansion of macro >> 'MODULES_VADDR' #define MODULES_LEN (MODULES_END - MODULES_VADDR) ^~~~~~~~~~~~~ >> arch/x86/kernel/module.c:83:25: note: in expansion of macro 'MODULES_LEN' if (PAGE_ALIGN(size) > MODULES_LEN) ^~~~~~~~~~~ arch/x86/include/asm/page_64_types.h:67:29: note: each undeclared identifier is reported only once for each function it appears in #define KERNEL_MAPPING_SIZE kernel_mapping_size ^ include/linux/compiler.h:149:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> arch/x86/kernel/module.c:83:2: note: in expansion of macro 'if' if (PAGE_ALIGN(size) > MODULES_LEN) ^~ >> arch/x86/include/asm/pgtable_64_types.h:69:48: note: in expansion of macro >> 'KERNEL_MAPPING_SIZE' #define MODULES_VADDR (__START_KERNEL_map + KERNEL_MAPPING_SIZE) ^~~~~~~~~~~~~~~~~~~ >> arch/x86/include/asm/pgtable_64_types.h:71:38: note: in expansion of macro >> 'MODULES_VADDR' #define MODULES_LEN (MODULES_END - MODULES_VADDR) ^~~~~~~~~~~~~ >> arch/x86/kernel/module.c:83:25: note: in expansion of macro 'MODULES_LEN' if (PAGE_ALIGN(size) > MODULES_LEN) ^~~~~~~~~~~ -- In file included from include/linux/linkage.h:4:0, from include/linux/preempt.h:9, from include/linux/spinlock.h:50, from include/linux/mmzone.h:7, from include/linux/bootmem.h:7, from arch/x86/mm/physaddr.c:1: arch/x86/mm/physaddr.c: In function '__virt_addr_valid': arch/x86/include/asm/page_64_types.h:67:29: error: 'kernel_mapping_size' undeclared (first use in this function) #define KERNEL_MAPPING_SIZE kernel_mapping_size ^ include/linux/compiler.h:149:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> arch/x86/mm/physaddr.c:53:3: note: in expansion of macro 'if' if (y >= KERNEL_MAPPING_SIZE) ^~ >> arch/x86/mm/physaddr.c:53:12: note: in expansion of macro >> 'KERNEL_MAPPING_SIZE' if (y >= KERNEL_MAPPING_SIZE) ^~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/page_64_types.h:67:29: note: each undeclared identifier is reported only once for each function it appears in #define KERNEL_MAPPING_SIZE kernel_mapping_size ^ include/linux/compiler.h:149:30: note: in definition of macro '__trace_if' if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ ^~~~ >> arch/x86/mm/physaddr.c:53:3: note: in expansion of macro 'if' if (y >= KERNEL_MAPPING_SIZE) ^~ >> arch/x86/mm/physaddr.c:53:12: note: in expansion of macro >> 'KERNEL_MAPPING_SIZE' if (y >= KERNEL_MAPPING_SIZE) ^~~~~~~~~~~~~~~~~~~ -- In file included from arch/x86/include/asm/page_types.h:47:0, from arch/x86/include/asm/page.h:8, from arch/x86/include/asm/thread_info.h:11, from include/linux/thread_info.h:58, from arch/x86/include/asm/preempt.h:6, from include/linux/preempt.h:59, from include/linux/spinlock.h:50, from include/linux/wait.h:8, from include/linux/fs.h:5, from include/linux/debugfs.h:18, from arch/x86/mm/dump_pagetables.c:15: arch/x86/mm/dump_pagetables.c: In function 'pt_dump_init': arch/x86/include/asm/page_64_types.h:67:29: error: 'kernel_mapping_size' undeclared (first use in this function) #define KERNEL_MAPPING_SIZE kernel_mapping_size ^ >> arch/x86/include/asm/pgtable_64_types.h:69:48: note: in expansion of macro >> 'KERNEL_MAPPING_SIZE' #define MODULES_VADDR (__START_KERNEL_map + KERNEL_MAPPING_SIZE) ^~~~~~~~~~~~~~~~~~~ >> arch/x86/mm/dump_pagetables.c:445:52: note: in expansion of macro >> 'MODULES_VADDR' address_markers[MODULES_VADDR_NR].start_address = MODULES_VADDR; ^~~~~~~~~~~~~ arch/x86/include/asm/page_64_types.h:67:29: note: each undeclared identifier is reported only once for each function it appears in #define KERNEL_MAPPING_SIZE kernel_mapping_size ^ >> arch/x86/include/asm/pgtable_64_types.h:69:48: note: in expansion of macro >> 'KERNEL_MAPPING_SIZE' #define MODULES_VADDR (__START_KERNEL_map + KERNEL_MAPPING_SIZE) ^~~~~~~~~~~~~~~~~~~ >> arch/x86/mm/dump_pagetables.c:445:52: note: in expansion of macro >> 'MODULES_VADDR' address_markers[MODULES_VADDR_NR].start_address = MODULES_VADDR; ^~~~~~~~~~~~~ vim +/kernel_mapping_size +67 arch/x86/include/asm/page_64_types.h 61 * the next 1GiB (see level2_kernel_pgt in arch/x86/kernel/head_64.S). 62 * Use 512MiB by default, leaving 1.5GiB for modules once the page tables 63 * are fully set up. If kernel ASLR is configured, it can extend the 64 * kernel page table mapping, reducing the size of the modules area. 65 */ 66 #define KERNEL_MAPPING_SIZE_EXT (1024 * 1024 * 1024) > 67 #define KERNEL_MAPPING_SIZE kernel_mapping_size 68 69 #endif /* _ASM_X86_PAGE_64_DEFS_H */ --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
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