On Thu, Mar 28, 2024 at 12:55 PM kernel test robot <lkp@xxxxxxxxx> wrote: > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > head: a6bd6c9333397f5a0e2667d4d82fef8c970108f2 > commit: ce3297eef13a5e5c03f99dc81fa4948340938b36 [1076/1266] mm: enable page allocation tagging > config: s390-randconfig-002-20240328 (https://download.01.org/0day-ci/archive/20240329/202403290334.USWrYrMw-lkp@xxxxxxxxx/config) > compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 23de3862dce582ce91c1aa914467d982cb1a73b4) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240329/202403290334.USWrYrMw-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/202403290334.USWrYrMw-lkp@xxxxxxxxx/ > > All errors (new ones prefixed by >>): > > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:17: > In file included from include/linux/kmod.h:9: > In file included from include/linux/umh.h:4: > In file included from include/linux/gfp.h:9: > >> include/linux/alloc_tag.h:43:2: error: "Memory allocation profiling is incompatible with ARCH_NEEDS_WEAK_PER_CPU" > 43 | #error "Memory allocation profiling is incompatible with ARCH_NEEDS_WEAK_PER_CPU" > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:17: > In file included from include/linux/kmod.h:9: > In file included from include/linux/umh.h:4: > >> include/linux/gfp.h:295:9: error: '__section__' attribute only applies to functions, global variables, Objective-C methods, and Objective-C properties > 295 | return __folio_alloc_node(gfp, order, numa_node_id()); > | ^ > include/linux/gfp.h:258:35: note: expanded from macro '__folio_alloc_node' > 258 | #define __folio_alloc_node(...) alloc_hooks(__folio_alloc_node_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) > include/linux/percpu-defs.h:93:2: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 93 | __PCPU_DUMMY_ATTRS char __pcpu_unique_##name; \ > | ^ > include/linux/percpu-defs.h:54:2: note: expanded from macro '__PCPU_DUMMY_ATTRS' > 54 | __section(".discard") __attribute__((unused)) > | ^ > include/linux/compiler_attributes.h:334:56: note: expanded from macro '__section' > 334 | #define __section(section) __attribute__((__section__(section))) > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:17: > In file included from include/linux/kmod.h:9: > In file included from include/linux/umh.h:4: > >> include/linux/gfp.h:295:9: error: non-extern declaration of '__pcpu_unique__alloc_tag_cntr' follows extern declaration > include/linux/gfp.h:258:35: note: expanded from macro '__folio_alloc_node' > 258 | #define __folio_alloc_node(...) alloc_hooks(__folio_alloc_node_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/percpu-defs.h:115:2: note: expanded from macro 'DEFINE_PER_CPU' > 115 | DEFINE_PER_CPU_SECTION(type, name, "") > | ^ > include/linux/percpu-defs.h:93:26: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 93 | __PCPU_DUMMY_ATTRS char __pcpu_unique_##name; \ > | ^ > <scratch space>:101:1: note: expanded from here > 101 | __pcpu_unique__alloc_tag_cntr > | ^ > include/linux/gfp.h:295:9: note: previous declaration is here > include/linux/gfp.h:258:35: note: expanded from macro '__folio_alloc_node' > 258 | #define __folio_alloc_node(...) alloc_hooks(__folio_alloc_node_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/percpu-defs.h:115:2: note: expanded from macro 'DEFINE_PER_CPU' > 115 | DEFINE_PER_CPU_SECTION(type, name, "") > | ^ > include/linux/percpu-defs.h:92:33: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 92 | extern __PCPU_DUMMY_ATTRS char __pcpu_unique_##name; \ > | ^ > <scratch space>:100:1: note: expanded from here > 100 | __pcpu_unique__alloc_tag_cntr > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:17: > In file included from include/linux/kmod.h:9: > In file included from include/linux/umh.h:4: > >> include/linux/gfp.h:295:9: error: 'section' attribute only applies to functions, global variables, Objective-C methods, and Objective-C properties > 295 | return __folio_alloc_node(gfp, order, numa_node_id()); > | ^ > include/linux/gfp.h:258:35: note: expanded from macro '__folio_alloc_node' > 258 | #define __folio_alloc_node(...) alloc_hooks(__folio_alloc_node_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/percpu-defs.h:115:2: note: expanded from macro 'DEFINE_PER_CPU' > 115 | DEFINE_PER_CPU_SECTION(type, name, "") > | ^ > include/linux/percpu-defs.h:95:2: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 95 | __PCPU_ATTRS(sec) __weak __typeof__(type) name > | ^ > include/linux/percpu-defs.h:50:26: note: expanded from macro '__PCPU_ATTRS' > 50 | __percpu __attribute__((section(PER_CPU_BASE_SECTION sec))) \ > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:17: > In file included from include/linux/kmod.h:9: > In file included from include/linux/umh.h:4: > >> include/linux/gfp.h:295:9: error: non-extern declaration of '_alloc_tag_cntr' follows extern declaration > include/linux/gfp.h:258:35: note: expanded from macro '__folio_alloc_node' > 258 | #define __folio_alloc_node(...) alloc_hooks(__folio_alloc_node_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:51: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/gfp.h:295:9: note: previous declaration is here > include/linux/gfp.h:258:35: note: expanded from macro '__folio_alloc_node' > 258 | #define __folio_alloc_node(...) alloc_hooks(__folio_alloc_node_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:51: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:17: > In file included from include/linux/kmod.h:9: > In file included from include/linux/umh.h:4: > >> include/linux/gfp.h:295:9: error: weak declaration cannot have internal linkage > 295 | return __folio_alloc_node(gfp, order, numa_node_id()); > | ^ > include/linux/gfp.h:258:35: note: expanded from macro '__folio_alloc_node' > 258 | #define __folio_alloc_node(...) alloc_hooks(__folio_alloc_node_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/percpu-defs.h:115:2: note: expanded from macro 'DEFINE_PER_CPU' > 115 | DEFINE_PER_CPU_SECTION(type, name, "") > | ^ > include/linux/percpu-defs.h:95:20: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 95 | __PCPU_ATTRS(sec) __weak __typeof__(type) name > | ^ > include/linux/compiler_attributes.h:403:56: note: expanded from macro '__weak' > 403 | #define __weak __attribute__((__weak__)) > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > 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/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > 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/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > 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/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > 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/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > 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/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > In file included from include/linux/compat.h:17: > -- > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > include/linux/compat.h:454:10: warning: array index 7 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds] > 454 | case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3]; > | ^ ~ > include/linux/compat.h:130:2: note: array 'sig' declared here > 130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS]; > | ^ > include/linux/compat.h:454:42: warning: array index 6 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds] > 454 | case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3]; > | ^ ~ > include/linux/compat.h:130:2: note: array 'sig' declared here > 130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS]; > | ^ > include/linux/compat.h:454:53: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] > 454 | case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3]; > | ^ ~ > arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > include/linux/compat.h:456:22: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] > 456 | case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2]; > | ^ ~ > arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > include/linux/compat.h:456:10: warning: array index 5 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds] > 456 | case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2]; > | ^ ~ > include/linux/compat.h:130:2: note: array 'sig' declared here > 130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS]; > | ^ > include/linux/compat.h:456:42: warning: array index 4 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds] > 456 | case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2]; > | ^ ~ > include/linux/compat.h:130:2: note: array 'sig' declared here > 130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS]; > | ^ > include/linux/compat.h:456:53: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] > 456 | case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2]; > | ^ ~ > arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > include/linux/compat.h:458:22: warning: array index 1 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] > 458 | case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1]; > | ^ ~ > arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:160: > include/linux/compat.h:458:10: warning: array index 3 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds] > 458 | case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1]; > | ^ ~ > include/linux/compat.h:130:2: note: array 'sig' declared here > 130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS]; > | ^ > include/linux/compat.h:458:42: warning: array index 2 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds] > 458 | case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1]; > | ^ ~ > include/linux/compat.h:130:2: note: array 'sig' declared here > 130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS]; > | ^ > include/linux/compat.h:458:53: warning: array index 1 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds] > 458 | case 2: v.sig[3] = (set->sig[1] >> 32); v.sig[2] = set->sig[1]; > | ^ ~ > arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here > 22 | unsigned long sig[_NSIG_WORDS]; > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:173: > In file included from arch/s390/include/asm/mmu_context.h:11: > In file included from arch/s390/include/asm/pgalloc.h:18: > In file included from include/linux/mm.h:2208: > include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] > 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" > | ~~~~~~~~~~~ ^ ~~~ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:173: > In file included from arch/s390/include/asm/mmu_context.h:11: > In file included from arch/s390/include/asm/pgalloc.h:18: > >> include/linux/mm.h:2862:22: error: '__section__' attribute only applies to functions, global variables, Objective-C methods, and Objective-C properties > 2862 | struct page *page = alloc_pages(gfp | __GFP_COMP, order); > | ^ > include/linux/gfp.h:301:28: note: expanded from macro 'alloc_pages' > 301 | #define alloc_pages(...) alloc_hooks(alloc_pages_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > note: (skipping 1 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all) > include/linux/percpu-defs.h:93:2: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 93 | __PCPU_DUMMY_ATTRS char __pcpu_unique_##name; \ > | ^ > include/linux/percpu-defs.h:54:2: note: expanded from macro '__PCPU_DUMMY_ATTRS' > 54 | __section(".discard") __attribute__((unused)) > | ^ > include/linux/compiler_attributes.h:334:56: note: expanded from macro '__section' > 334 | #define __section(section) __attribute__((__section__(section))) > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:173: > In file included from arch/s390/include/asm/mmu_context.h:11: > In file included from arch/s390/include/asm/pgalloc.h:18: > >> include/linux/mm.h:2862:22: error: non-extern declaration of '__pcpu_unique__alloc_tag_cntr' follows extern declaration > include/linux/gfp.h:301:28: note: expanded from macro 'alloc_pages' > 301 | #define alloc_pages(...) alloc_hooks(alloc_pages_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/percpu-defs.h:115:2: note: expanded from macro 'DEFINE_PER_CPU' > 115 | DEFINE_PER_CPU_SECTION(type, name, "") > | ^ > include/linux/percpu-defs.h:93:26: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 93 | __PCPU_DUMMY_ATTRS char __pcpu_unique_##name; \ > | ^ > <scratch space>:67:1: note: expanded from here > 67 | __pcpu_unique__alloc_tag_cntr > | ^ > include/linux/mm.h:2862:22: note: previous declaration is here > include/linux/gfp.h:301:28: note: expanded from macro 'alloc_pages' > 301 | #define alloc_pages(...) alloc_hooks(alloc_pages_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/percpu-defs.h:115:2: note: expanded from macro 'DEFINE_PER_CPU' > 115 | DEFINE_PER_CPU_SECTION(type, name, "") > | ^ > include/linux/percpu-defs.h:92:33: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 92 | extern __PCPU_DUMMY_ATTRS char __pcpu_unique_##name; \ > | ^ > <scratch space>:66:1: note: expanded from here > 66 | __pcpu_unique__alloc_tag_cntr > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:173: > In file included from arch/s390/include/asm/mmu_context.h:11: > In file included from arch/s390/include/asm/pgalloc.h:18: > >> include/linux/mm.h:2862:22: error: 'section' attribute only applies to functions, global variables, Objective-C methods, and Objective-C properties > 2862 | struct page *page = alloc_pages(gfp | __GFP_COMP, order); > | ^ > include/linux/gfp.h:301:28: note: expanded from macro 'alloc_pages' > 301 | #define alloc_pages(...) alloc_hooks(alloc_pages_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/percpu-defs.h:115:2: note: expanded from macro 'DEFINE_PER_CPU' > 115 | DEFINE_PER_CPU_SECTION(type, name, "") > | ^ > include/linux/percpu-defs.h:95:2: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 95 | __PCPU_ATTRS(sec) __weak __typeof__(type) name > | ^ > include/linux/percpu-defs.h:50:26: note: expanded from macro '__PCPU_ATTRS' > 50 | __percpu __attribute__((section(PER_CPU_BASE_SECTION sec))) \ > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:173: > In file included from arch/s390/include/asm/mmu_context.h:11: > In file included from arch/s390/include/asm/pgalloc.h:18: > >> include/linux/mm.h:2862:22: error: non-extern declaration of '_alloc_tag_cntr' follows extern declaration > include/linux/gfp.h:301:28: note: expanded from macro 'alloc_pages' > 301 | #define alloc_pages(...) alloc_hooks(alloc_pages_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:51: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/mm.h:2862:22: note: previous declaration is here > include/linux/gfp.h:301:28: note: expanded from macro 'alloc_pages' > 301 | #define alloc_pages(...) alloc_hooks(alloc_pages_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:51: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:8: > In file included from include/linux/module.h:19: > In file included from include/linux/elf.h:6: > In file included from arch/s390/include/asm/elf.h:173: > In file included from arch/s390/include/asm/mmu_context.h:11: > In file included from arch/s390/include/asm/pgalloc.h:18: > >> include/linux/mm.h:2862:22: error: weak declaration cannot have internal linkage > 2862 | struct page *page = alloc_pages(gfp | __GFP_COMP, order); > | ^ > include/linux/gfp.h:301:28: note: expanded from macro 'alloc_pages' > 301 | #define alloc_pages(...) alloc_hooks(alloc_pages_noprof(__VA_ARGS__)) > | ^ > include/linux/alloc_tag.h:155:2: note: expanded from macro 'alloc_hooks' > 155 | DEFINE_ALLOC_TAG(_alloc_tag); \ > | ^ > include/linux/alloc_tag.h:47:9: note: expanded from macro 'DEFINE_ALLOC_TAG' > 47 | static DEFINE_PER_CPU(struct alloc_tag_counters, _alloc_tag_cntr); \ > | ^ > include/linux/percpu-defs.h:115:2: note: expanded from macro 'DEFINE_PER_CPU' > 115 | DEFINE_PER_CPU_SECTION(type, name, "") > | ^ > include/linux/percpu-defs.h:95:20: note: expanded from macro 'DEFINE_PER_CPU_SECTION' > 95 | __PCPU_ATTRS(sec) __weak __typeof__(type) name > | ^ > include/linux/compiler_attributes.h:403:56: note: expanded from macro '__weak' > 403 | #define __weak __attribute__((__weak__)) > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:9: > In file included from include/linux/rmi.h:13: > In file included from include/linux/kfifo.h:42: > In file included from include/linux/scatterlist.h:9: > In file included from arch/s390/include/asm/io.h:78: > include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 547 | val = __raw_readb(PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 560 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); > | ~~~~~~~~~~ ^ > include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu' > 37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) > | ^ > include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' > 102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:9: > In file included from include/linux/rmi.h:13: > In file included from include/linux/kfifo.h:42: > In file included from include/linux/scatterlist.h:9: > In file included from arch/s390/include/asm/io.h:78: > include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 573 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); > | ~~~~~~~~~~ ^ > include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu' > 35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) > | ^ > include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' > 115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) > | ^ > In file included from drivers/input/rmi4/rmi_spi.c:9: > In file included from include/linux/rmi.h:13: > In file included from include/linux/kfifo.h:42: > In file included from include/linux/scatterlist.h:9: > In file included from arch/s390/include/asm/io.h:78: > include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 584 | __raw_writeb(value, PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 692 | readsb(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 700 | readsw(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 708 | readsl(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 717 | writesb(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 726 | writesw(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] > 735 | writesl(PCI_IOBASE + addr, buffer, count); > | ~~~~~~~~~~ ^ > 74 warnings and 11 errors generated. > .. > > > vim +43 include/linux/alloc_tag.h > > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 37 > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 38 #ifdef ARCH_NEEDS_WEAK_PER_CPU > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 39 /* > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 40 * When percpu variables are required to be defined as weak, static percpu > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 41 * variables can't be used inside a function (see comments for DECLARE_PER_CPU_SECTION). > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 42 */ > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 @43 #error "Memory allocation profiling is incompatible with ARCH_NEEDS_WEAK_PER_CPU" > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 44 #endif > d08b311b6d4946 Suren Baghdasaryan 2024-03-21 45 > > :::::: The code at line 43 was first introduced by commit > :::::: d08b311b6d4946b22d966201da4008a197736e3d lib: add allocation tagging support for memory allocation profiling > > :::::: TO: Suren Baghdasaryan <surenb@xxxxxxxxxx> > :::::: CC: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Well, this is what I expected, we do not support this feature for ARCH_NEEDS_WEAK_PER_CPU (alpha and s390 with CONFIG_SMP=y && CONFIG_MODULE=y). Unfortunately ARCH_NEEDS_WEAK_PER_CPU is not a config option, so I can't add it as a dependency for CONFIG_MEM_ALLOC_PROFILING. Should I handle this differently? > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests/wiki
