Hi Jakub, I love your patch! Yet something to improve: [auto build test ERROR on bpf/master] url: https://github.com/0day-ci/linux/commits/Jakub-Kicinski/treewide-add-missing-includes-masked-by-cgroup-bpf-dependency/20211120-115325 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git master config: riscv-randconfig-m031-20211118 (attached as .config) compiler: riscv32-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/e31b3bdd266ef8f63543f27cf7493e98112fd74a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jakub-Kicinski/treewide-add-missing-includes-masked-by-cgroup-bpf-dependency/20211120-115325 git checkout e31b3bdd266ef8f63543f27cf7493e98112fd74a # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv SHELL=/bin/bash drivers/base/ drivers/iio/dac/ drivers/of/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): In file included from include/linux/cpu.h:17, from include/linux/cacheinfo.h:6, from arch/riscv/include/asm/cacheinfo.h:9, from arch/riscv/include/asm/elf.h:14, from include/linux/elf.h:6, from include/linux/module.h:19, from include/linux/device/driver.h:21, from include/linux/device.h:32, from drivers/base/component.c:11: >> include/linux/node.h:85:25: error: field 'dev' has incomplete type 85 | struct device dev; | ^~~ In file included from include/linux/cacheinfo.h:6, from arch/riscv/include/asm/cacheinfo.h:9, from arch/riscv/include/asm/elf.h:14, from include/linux/elf.h:6, from include/linux/module.h:19, from include/linux/device/driver.h:21, from include/linux/device.h:32, from drivers/base/component.c:11: >> include/linux/cpu.h:29:23: error: field 'dev' has incomplete type 29 | struct device dev; | ^~~ >> include/linux/cpu.h:44:36: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 44 | extern int cpu_add_dev_attr(struct device_attribute *attr); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:45:40: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 45 | extern void cpu_remove_dev_attr(struct device_attribute *attr); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:51:41: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 51 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:53:43: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 53 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:55:43: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 55 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:57:50: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 57 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:59:37: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 59 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:61:36: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 61 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:63:48: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 63 | struct device_attribute *attr, | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:66:46: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 66 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:67:58: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 67 | extern ssize_t cpu_show_srbds(struct device *dev, struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ -- In file included from include/linux/node.h:18, from include/linux/cpu.h:17, from include/linux/cacheinfo.h:6, from arch/riscv/include/asm/cacheinfo.h:9, from arch/riscv/include/asm/elf.h:14, from include/linux/elf.h:6, from include/linux/module.h:19, from include/linux/device/driver.h:21, from drivers/base/driver.c:11: include/linux/device.h: In function 'dev_has_sync_state': >> include/linux/device.h:794:39: error: invalid use of undefined type 'struct device_driver' 794 | if (dev->driver && dev->driver->sync_state) | ^~ -- In file included from include/linux/cpu.h:17, from include/linux/cacheinfo.h:6, from arch/riscv/include/asm/cacheinfo.h:9, from arch/riscv/include/asm/elf.h:14, from include/linux/elf.h:6, from include/linux/module.h:19, from include/linux/device/driver.h:21, from include/linux/device.h:32, from drivers/base/attribute_container.c:14: >> include/linux/node.h:85:25: error: field 'dev' has incomplete type 85 | struct device dev; | ^~~ In file included from include/linux/cacheinfo.h:6, from arch/riscv/include/asm/cacheinfo.h:9, from arch/riscv/include/asm/elf.h:14, from include/linux/elf.h:6, from include/linux/module.h:19, from include/linux/device/driver.h:21, from include/linux/device.h:32, from drivers/base/attribute_container.c:14: >> include/linux/cpu.h:29:23: error: field 'dev' has incomplete type 29 | struct device dev; | ^~~ -- In file included from arch/riscv/include/asm/module.h:7, from include/linux/module.h:33, from include/linux/device/driver.h:21, from include/linux/device.h:32, from include/linux/node.h:18, from include/linux/cpu.h:17, from include/linux/cacheinfo.h:6, from arch/riscv/include/asm/cacheinfo.h:9, from arch/riscv/include/asm/elf.h:14, from include/linux/elf.h:6, from include/linux/elfcore.h:13, from include/linux/crash_core.h:6, from include/linux/kexec.h:18, from include/linux/crash_dump.h:5, from drivers/of/fdt.c:11: >> include/asm-generic/module.h:37:25: error: unknown type name 'Elf32_Ehdr' 37 | #define Elf_Ehdr Elf32_Ehdr | ^~~~~~~~~~ include/linux/module.h:835:32: note: in expansion of macro 'Elf_Ehdr' 835 | void module_bug_finalize(const Elf_Ehdr *, const Elf_Shdr *, | ^~~~~~~~ >> include/asm-generic/module.h:33:25: error: unknown type name 'Elf32_Shdr' 33 | #define Elf_Shdr Elf32_Shdr | ^~~~~~~~~~ include/linux/module.h:835:50: note: in expansion of macro 'Elf_Shdr' 835 | void module_bug_finalize(const Elf_Ehdr *, const Elf_Shdr *, | ^~~~~~~~ -- In file included from include/linux/cpu.h:17, from include/linux/cacheinfo.h:6, from arch/riscv/include/asm/cacheinfo.h:9, from arch/riscv/include/asm/elf.h:14, from include/linux/elf.h:6, from include/linux/module.h:19, from include/linux/device/driver.h:21, from include/linux/device.h:32, from drivers/iio/dac/ad5755.c:8: >> include/linux/node.h:85:25: error: field 'dev' has incomplete type 85 | struct device dev; | ^~~ In file included from include/linux/cacheinfo.h:6, from arch/riscv/include/asm/cacheinfo.h:9, from arch/riscv/include/asm/elf.h:14, from include/linux/elf.h:6, from include/linux/module.h:19, from include/linux/device/driver.h:21, from include/linux/device.h:32, from drivers/iio/dac/ad5755.c:8: >> include/linux/cpu.h:29:23: error: field 'dev' has incomplete type 29 | struct device dev; | ^~~ >> include/linux/cpu.h:44:36: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 44 | extern int cpu_add_dev_attr(struct device_attribute *attr); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:45:40: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 45 | extern void cpu_remove_dev_attr(struct device_attribute *attr); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:51:41: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 51 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:53:43: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 53 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:55:43: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 55 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:57:50: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 57 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:59:37: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 59 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:61:36: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 61 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:63:48: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 63 | struct device_attribute *attr, | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:66:46: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 66 | struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ include/linux/cpu.h:67:58: warning: 'struct device_attribute' declared inside parameter list will not be visible outside of this definition or declaration 67 | extern ssize_t cpu_show_srbds(struct device *dev, struct device_attribute *attr, char *buf); | ^~~~~~~~~~~~~~~~ drivers/iio/dac/ad5755.c:785:34: warning: 'ad5755_of_match' defined but not used [-Wunused-const-variable=] 785 | static const struct of_device_id ad5755_of_match[] = { | ^~~~~~~~~~~~~~~ vim +/dev +29 include/linux/cpu.h 313162d0b83836 Paul Gortmaker 2012-01-30 25 ^1da177e4c3f41 Linus Torvalds 2005-04-16 26 struct cpu { ^1da177e4c3f41 Linus Torvalds 2005-04-16 27 int node_id; /* The node which contains the CPU */ 72486f1f8f0a2b Siddha, Suresh B 2006-12-07 28 int hotpluggable; /* creates sysfs control file if hotpluggable */ 8a25a2fd126c62 Kay Sievers 2011-12-21 @29 struct device dev; ^1da177e4c3f41 Linus Torvalds 2005-04-16 30 }; ^1da177e4c3f41 Linus Torvalds 2005-04-16 31 cff7d378d3fdbb Thomas Gleixner 2016-02-26 32 extern void boot_cpu_init(void); b5b1404d081589 Linus Torvalds 2018-08-12 33 extern void boot_cpu_hotplug_init(void); 1777e463550726 Ingo Molnar 2017-02-05 34 extern void cpu_init(void); 1777e463550726 Ingo Molnar 2017-02-05 35 extern void trap_init(void); cff7d378d3fdbb Thomas Gleixner 2016-02-26 36 76b67ed9dce69a KAMEZAWA Hiroyuki 2006-06-27 37 extern int register_cpu(struct cpu *cpu, int num); 8a25a2fd126c62 Kay Sievers 2011-12-21 38 extern struct device *get_cpu_device(unsigned cpu); 2987557f52b97f Josh Triplett 2011-12-03 39 extern bool cpu_is_hotpluggable(unsigned cpu); 183912d352a242 Sudeep Holla 2013-08-15 40 extern bool arch_match_cpu_phys_id(int cpu, u64 phys_id); d1cb9d1af0bc11 David Miller 2013-10-03 41 extern bool arch_find_n_match_cpu_physical_id(struct device_node *cpun, d1cb9d1af0bc11 David Miller 2013-10-03 42 int cpu, unsigned int *thread); 0344c6c5387ba3 Christian Krafft 2006-10-24 43 8a25a2fd126c62 Kay Sievers 2011-12-21 @44 extern int cpu_add_dev_attr(struct device_attribute *attr); 8a25a2fd126c62 Kay Sievers 2011-12-21 45 extern void cpu_remove_dev_attr(struct device_attribute *attr); 0344c6c5387ba3 Christian Krafft 2006-10-24 46 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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