Messages in this thread | | | Date | Fri, 3 Jun 2022 01:37:57 +0800 | From | kernel test robot <> | Subject | [arm-integrator:kernel-in-vmalloc-v5.18-rc1 25/31] arch/powerpc/include/asm/page.h:133:9: error: call to undeclared function '__pa'; ISO C99 and later do not support implicit function declarations |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v5.18-rc1 head: 8e0ac1b6b44d1c62420ad92b2a1cbc106a00f3de commit: 6da25c8665cdbd78da52911a850f1619b42bc82c [25/31] powerpc: Make virt_to_pfn() a static inline config: powerpc64-randconfig-r005-20220602 (https://download.01.org/0day-ci/archive/20220603/202206030117.4GtJSfhU-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project b364c76683f8ef241025a9556300778c07b590c2) 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 # install powerpc64 cross compiling tool for clang build # apt-get install binutils-powerpc64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=6da25c8665cdbd78da52911a850f1619b42bc82c git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git git fetch --no-tags arm-integrator kernel-in-vmalloc-v5.18-rc1 git checkout 6da25c8665cdbd78da52911a850f1619b42bc82c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=powerpc prepare
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:14: In file included from include/linux/sem.h:5: In file included from include/uapi/linux/sem.h:5: In file included from include/linux/ipc.h:5: In file included from include/linux/spinlock.h:55: In file included from include/linux/preempt.h:78: In file included from ./arch/powerpc/include/generated/asm/preempt.h:1: In file included from include/asm-generic/preempt.h:5: In file included from include/linux/thread_info.h:23: In file included from arch/powerpc/include/asm/current.h:13: In file included from arch/powerpc/include/asm/paca.h:17: In file included from arch/powerpc/include/asm/lppaca.h:46: In file included from arch/powerpc/include/asm/mmu.h:149: >> arch/powerpc/include/asm/page.h:133:9: error: call to undeclared function '__pa'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] return __pa(kaddr) >> PAGE_SHIFT; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:97:11: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds] return (set->sig[3] | set->sig[2] | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:97:25: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds] return (set->sig[3] | set->sig[2] | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:98:4: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds] set->sig[1] | set->sig[0]) == 0; ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:100:11: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds] return (set->sig[1] | set->sig[0]) == 0; ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:113:11: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds] return (set1->sig[3] == set2->sig[3]) && ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:113:27: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds] return (set1->sig[3] == set2->sig[3]) && ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:114:5: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds] (set1->sig[2] == set2->sig[2]) && ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:6: include/linux/signal.h:114:21: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds] (set1->sig[2] == set2->sig[2]) && ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: In file included from include/linux/compat.h:17: -- case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3]; ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: include/linux/compat.h:424:10: warning: array index 7 is past the end of the array (which contains 2 elements) [-Warray-bounds] case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3]; ^ ~ include/linux/compat.h:131:2: note: array 'sig' declared here compat_sigset_word sig[_COMPAT_NSIG_WORDS]; ^ include/linux/compat.h:424:42: warning: array index 6 is past the end of the array (which contains 2 elements) [-Warray-bounds] case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3]; ^ ~ include/linux/compat.h:131:2: note: array 'sig' declared here compat_sigset_word sig[_COMPAT_NSIG_WORDS]; ^ include/linux/compat.h:424:53: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds] case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3]; ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: include/linux/compat.h:426:22: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds] case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2]; ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: include/linux/compat.h:426:10: warning: array index 5 is past the end of the array (which contains 2 elements) [-Warray-bounds] case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2]; ^ ~ include/linux/compat.h:131:2: note: array 'sig' declared here compat_sigset_word sig[_COMPAT_NSIG_WORDS]; ^ include/linux/compat.h:426:42: warning: array index 4 is past the end of the array (which contains 2 elements) [-Warray-bounds] case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2]; ^ ~ include/linux/compat.h:131:2: note: array 'sig' declared here compat_sigset_word sig[_COMPAT_NSIG_WORDS]; ^ include/linux/compat.h:426:53: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds] case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2]; ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: include/linux/compat.h:428:22: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds] case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1]; ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:12: include/linux/compat.h:428:10: warning: array index 3 is past the end of the array (which contains 2 elements) [-Warray-bounds] case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1]; ^ ~ include/linux/compat.h:131:2: note: array 'sig' declared here compat_sigset_word sig[_COMPAT_NSIG_WORDS]; ^ include/linux/compat.h:428:42: warning: array index 2 is past the end of the array (which contains 2 elements) [-Warray-bounds] case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1]; ^ ~ include/linux/compat.h:131:2: note: array 'sig' declared here compat_sigset_word sig[_COMPAT_NSIG_WORDS]; ^ include/linux/compat.h:428:53: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds] case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1]; ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here unsigned long sig[_NSIG_WORDS]; ^ In file included from arch/powerpc/kernel/asm-offsets.c:19: include/linux/mman.h:157:9: warning: division by zero is undefined [-Wdivision-by-zero] _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/mman.h:136:21: note: expanded from macro '_calc_vm_trans' : ((x) & (bit1)) / ((bit1) / (bit2)))) ^ ~~~~~~~~~~~~~~~~~ include/linux/mman.h:158:9: warning: division by zero is undefined [-Wdivision-by-zero] _calc_vm_trans(flags, MAP_SYNC, VM_SYNC ) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/mman.h:136:21: note: expanded from macro '_calc_vm_trans' : ((x) & (bit1)) / ((bit1) / (bit2)))) ^ ~~~~~~~~~~~~~~~~~ In file included from arch/powerpc/kernel/asm-offsets.c:21: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/powerpc/include/asm/hardirq.h:6: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: >> arch/powerpc/include/asm/io.h:930:63: error: passing 'volatile void *' to parameter of type 'const void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] WARN_ON(IS_ENABLED(CONFIG_DEBUG_VIRTUAL) && !virt_addr_valid(address)); ^~~~~~~ arch/powerpc/include/asm/page.h:138:54: note: expanded from macro 'virt_addr_valid' #define virt_addr_valid(kaddr) pfn_valid(virt_to_pfn(kaddr)) ^~~~~ include/asm-generic/bug.h:166:25: note: expanded from macro 'WARN_ON' int __ret_warn_on = !!(condition); \ ^~~~~~~~~ arch/powerpc/include/asm/page.h:131:53: note: passing argument to parameter 'kaddr' here static inline unsigned long virt_to_pfn(const void *kaddr) ^ 63 warnings and 2 errors generated. make[2]: *** [scripts/Makefile.build:120: arch/powerpc/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1194: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:219: __sub-make] Error 2 make: Target 'prepare' not remade because of errors.
vim +/__pa +133 arch/powerpc/include/asm/page.h
130 131 static inline unsigned long virt_to_pfn(const void *kaddr) 132 { > 133 return __pa(kaddr) >> PAGE_SHIFT; 134 } 135 #define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr)) 136 #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) 137
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