Hi Alistair, kernel test robot noticed the following build errors: [auto build test ERROR on f2661062f16b2de5d7b6a5c42a9a5c96326b8454] url: https://github.com/intel-lab-lkp/linux/commits/Alistair-Popple/mm-gup-c-Remove-redundant-check-for-PCI-P2PDMA-page/20240627-191709 base: f2661062f16b2de5d7b6a5c42a9a5c96326b8454 patch link: https://lore.kernel.org/r/47c26640cd85f3db2e0a2796047199bb984d1b3f.1719386613.git-series.apopple%40nvidia.com patch subject: [PATCH 13/13] mm: Remove devmap related functions and page table bits config: powerpc-allyesconfig (https://download.01.org/0day-ci/archive/20240628/202406280920.VNwSTzZT-lkp@xxxxxxxxx/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 326ba38a991250a8587a399a260b0f7af2c9166a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240628/202406280920.VNwSTzZT-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202406280920.VNwSTzZT-lkp@xxxxxxxxx/ 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:7: In file included from include/linux/rhashtable-types.h:12: In file included from include/linux/alloc_tag.h:11: In file included from include/linux/preempt.h:79: 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:18: In file included from arch/powerpc/include/asm/mmu.h:385: In file included from arch/powerpc/include/asm/book3s/64/mmu.h:32: In file included from arch/powerpc/include/asm/book3s/64/mmu-hash.h:20: >> arch/powerpc/include/asm/book3s/64/pgtable.h:1371:1: error: extraneous closing brace ('}') 1371 | } | ^ 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:98:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds] 98 | return (set->sig[3] | set->sig[2] | | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here 18 | 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:98:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds] 98 | return (set->sig[3] | set->sig[2] | | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here 18 | 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:99:4: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds] 99 | set->sig[1] | set->sig[0]) == 0; | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here 18 | 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:101:11: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds] 101 | return (set->sig[1] | set->sig[0]) == 0; | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here 18 | 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:114:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] 114 | return (set1->sig[3] == set2->sig[3]) && | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here 18 | 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:114:27: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] 114 | return (set1->sig[3] == set2->sig[3]) && | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here 18 | 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:115:5: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] 115 | (set1->sig[2] == set2->sig[2]) && | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here 18 | 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:115:21: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] 115 | (set1->sig[2] == set2->sig[2]) && | ^ ~ arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here 18 | 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: vim +1371 arch/powerpc/include/asm/book3s/64/pgtable.h 953c66c2b22a30 Aneesh Kumar K.V 2016-12-12 1370 ebd31197931d75 Oliver O'Halloran 2017-06-28 @1371 } 6a1ea36260f69f Aneesh Kumar K.V 2016-04-29 1372 #endif /* CONFIG_TRANSPARENT_HUGEPAGE */ ebd31197931d75 Oliver O'Halloran 2017-06-28 1373 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki