[kbuild-all] [norov:find_bit_smallconst_v4 3/13] include/asm-generic/bitops/find.h:15:22: error: conflicting types for 'find_next_bit'

tree: https://github.com/norov/linux find_bit_smallconst_v4 head: 747508d50b9b17dcf850b2a9c07156bf52e147df commit: 348322cc21fc99c95d3a048a92e8519db5e9a692 [3/13] arch: rearrange headers inclusion order in asm/bitops for m68k and sh config: sh-allmodconfig (attached as .config) compiler: sh4-linux-gcc (GCC) 9.3.0 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/norov/linux/commit/348322cc21fc99c95d3a048a92e8519db5e... git remote add norov https://github.com/norov/linux git fetch --no-tags norov find_bit_smallconst_v4 git checkout 348322cc21fc99c95d3a048a92e8519db5e9a692 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; Note: the norov/find_bit_smallconst_v4 HEAD 747508d50b9b17dcf850b2a9c07156bf52e147df builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: include/asm-generic/bitops/le.h: In function 'find_next_zero_bit_le': 15 | return find_next_zero_bit(addr, size, offset); | ^~~~~~~~~~~~~~~~~~ | find_next_zero_bit_le include/asm-generic/bitops/le.h: In function 'find_next_bit_le': 21 | return find_next_bit(addr, size, offset); | ^~~~~~~~~~~~~ | find_next_bit_le include/asm-generic/bitops/le.h: In function 'find_first_zero_bit_le': 27 | return find_first_zero_bit(addr, size); | ^~~~~~~~~~~~~~~~~~~ | find_first_zero_bit_le In file included from arch/sh/include/asm/bitops.h:71, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: include/asm-generic/bitops/find.h: At top level: 15 | extern unsigned long find_next_bit(const unsigned long *addr, unsigned long | ^~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: include/asm-generic/bitops/le.h:21:9: note: previous implicit declaration of 'find_next_bit' was here 21 | return find_next_bit(addr, size, offset); | ^~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:71, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: 45 | extern unsigned long find_next_zero_bit(const unsigned long *addr, unsigned | ^~~~~~~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: include/asm-generic/bitops/le.h:15:9: note: previous implicit declaration of 'find_next_zero_bit' was here 15 | return find_next_zero_bit(addr, size, offset); | ^~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/mm.h:9, from include/linux/ring_buffer.h:5, from kernel//trace/ring_buffer_benchmark.c:7: include/asm-generic/bitops/le.h: In function 'find_next_zero_bit_le': 15 | return find_next_zero_bit(addr, size, offset); | ^~~~~~~~~~~~~~~~~~ | find_next_zero_bit_le include/asm-generic/bitops/le.h: In function 'find_next_bit_le': 21 | return find_next_bit(addr, size, offset); | ^~~~~~~~~~~~~ | find_next_bit_le include/asm-generic/bitops/le.h: In function 'find_first_zero_bit_le': 27 | return find_first_zero_bit(addr, size); | ^~~~~~~~~~~~~~~~~~~ | find_first_zero_bit_le In file included from arch/sh/include/asm/bitops.h:71, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/mm.h:9, from include/linux/ring_buffer.h:5, from kernel//trace/ring_buffer_benchmark.c:7: include/asm-generic/bitops/find.h: At top level: 15 | extern unsigned long find_next_bit(const unsigned long *addr, unsigned long | ^~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/mm.h:9, from include/linux/ring_buffer.h:5, from kernel//trace/ring_buffer_benchmark.c:7: include/asm-generic/bitops/le.h:21:9: note: previous implicit declaration of 'find_next_bit' was here 21 | return find_next_bit(addr, size, offset); | ^~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:71, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/mm.h:9, from include/linux/ring_buffer.h:5, from kernel//trace/ring_buffer_benchmark.c:7: 45 | extern unsigned long find_next_zero_bit(const unsigned long *addr, unsigned | ^~~~~~~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/mm.h:9, from include/linux/ring_buffer.h:5, from kernel//trace/ring_buffer_benchmark.c:7: include/asm-generic/bitops/le.h:15:9: note: previous implicit declaration of 'find_next_zero_bit' was here 15 | return find_next_zero_bit(addr, size, offset); | ^~~~~~~~~~~~~~~~~~ In file included from include/linux/mmzone.h:19, from include/linux/gfp.h:6, from include/linux/mm.h:10, from include/linux/ring_buffer.h:5, from kernel//trace/ring_buffer_benchmark.c:7: include/linux/page-flags-layout.h:6:10: fatal error: generated/bounds.h: No such file or directory 6 | #include <generated/bounds.h> | ^~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors compilation terminated. -- In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/wait.h:7, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from include/linux/debugfs.h:15, from kernel//time/test_udelay.c:13: include/asm-generic/bitops/le.h: In function 'find_next_zero_bit_le': 15 | return find_next_zero_bit(addr, size, offset); | ^~~~~~~~~~~~~~~~~~ | find_next_zero_bit_le include/asm-generic/bitops/le.h: In function 'find_next_bit_le': 21 | return find_next_bit(addr, size, offset); | ^~~~~~~~~~~~~ | find_next_bit_le include/asm-generic/bitops/le.h: In function 'find_first_zero_bit_le': 27 | return find_first_zero_bit(addr, size); | ^~~~~~~~~~~~~~~~~~~ | find_first_zero_bit_le In file included from arch/sh/include/asm/bitops.h:71, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/wait.h:7, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from include/linux/debugfs.h:15, from kernel//time/test_udelay.c:13: include/asm-generic/bitops/find.h: At top level: 15 | extern unsigned long find_next_bit(const unsigned long *addr, unsigned long | ^~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/wait.h:7, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from include/linux/debugfs.h:15, from kernel//time/test_udelay.c:13: include/asm-generic/bitops/le.h:21:9: note: previous implicit declaration of 'find_next_bit' was here 21 | return find_next_bit(addr, size, offset); | ^~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:71, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/wait.h:7, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from include/linux/debugfs.h:15, from kernel//time/test_udelay.c:13: 45 | extern unsigned long find_next_zero_bit(const unsigned long *addr, unsigned | ^~~~~~~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/wait.h:7, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from include/linux/debugfs.h:15, from kernel//time/test_udelay.c:13: include/asm-generic/bitops/le.h:15:9: note: previous implicit declaration of 'find_next_zero_bit' was here 15 | return find_next_zero_bit(addr, size, offset); | ^~~~~~~~~~~~~~~~~~ In file included from include/linux/dcache.h:14, from include/linux/fs.h:8, from include/linux/debugfs.h:15, from kernel//time/test_udelay.c:13: include/linux/lockref.h:19:10: fatal error: generated/bounds.h: No such file or directory 19 | #include <generated/bounds.h> | ^~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors compilation terminated. -- In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: include/asm-generic/bitops/le.h: In function 'find_next_zero_bit_le': 15 | return find_next_zero_bit(addr, size, offset); | ^~~~~~~~~~~~~~~~~~ | find_next_zero_bit_le include/asm-generic/bitops/le.h: In function 'find_next_bit_le': 21 | return find_next_bit(addr, size, offset); | ^~~~~~~~~~~~~ | find_next_bit_le include/asm-generic/bitops/le.h: In function 'find_first_zero_bit_le': 27 | return find_first_zero_bit(addr, size); | ^~~~~~~~~~~~~~~~~~~ | find_first_zero_bit_le In file included from arch/sh/include/asm/bitops.h:71, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: include/asm-generic/bitops/find.h: At top level: 15 | extern unsigned long find_next_bit(const unsigned long *addr, unsigned long | ^~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: include/asm-generic/bitops/le.h:21:9: note: previous implicit declaration of 'find_next_bit' was here 21 | return find_next_bit(addr, size, offset); | ^~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:71, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: 45 | extern unsigned long find_next_zero_bit(const unsigned long *addr, unsigned | ^~~~~~~~~~~~~~~~~~ In file included from arch/sh/include/asm/bitops.h:65, from include/linux/bitops.h:32, from include/linux/kernel.h:11, from include/asm-generic/bug.h:20, from arch/sh/include/asm/bug.h:112, from include/linux/bug.h:5, from include/linux/page-flags.h:10, from kernel/bounds.c:10: include/asm-generic/bitops/le.h:15:9: note: previous implicit declaration of 'find_next_zero_bit' was here 15 | return find_next_zero_bit(addr, size, offset); | ^~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:116: kernel/bounds.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1233: prepare0] Error 2 make[1]: Target 'modules_prepare' not remade because of errors. make: *** [Makefile:215: __sub-make] Error 2 make: Target 'modules_prepare' not remade because of errors. .. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC Depends on SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && HAS_DMA Selected by - SND_ATMEL_SOC_SSC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC - SND_ATMEL_SOC_SSC_PDC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && ATMEL_SSC vim +/find_next_bit +15 include/asm-generic/bitops/find.h c7f612cdf091de Akinobu Mita 2006-03-26 4 19de85ef574c3a Akinobu Mita 2011-05-26 5 #ifndef find_next_bit d852a6afd91fc9 Akinobu Mita 2010-09-29 6 /** d852a6afd91fc9 Akinobu Mita 2010-09-29 7 * find_next_bit - find the next set bit in a memory region d852a6afd91fc9 Akinobu Mita 2010-09-29 8 * @addr: The address to base the search on d852a6afd91fc9 Akinobu Mita 2010-09-29 9 * @offset: The bitnumber to start searching at d852a6afd91fc9 Akinobu Mita 2010-09-29 10 * @size: The bitmap size in bits ec778edf97dcaa Cody P Schafer 2013-11-12 11 * ec778edf97dcaa Cody P Schafer 2013-11-12 12 * Returns the bit number for the next set bit ec778edf97dcaa Cody P Schafer 2013-11-12 13 * If no bits are set, returns @size. d852a6afd91fc9 Akinobu Mita 2010-09-29 14 */ c7f612cdf091de Akinobu Mita 2006-03-26 @15 extern unsigned long find_next_bit(const unsigned long *addr, unsigned long c7f612cdf091de Akinobu Mita 2006-03-26 16 size, unsigned long offset); 19de85ef574c3a Akinobu Mita 2011-05-26 17 #endif c7f612cdf091de Akinobu Mita 2006-03-26 18 0ade34c37012ea Clement Courbet 2018-02-06 19 #ifndef find_next_and_bit 0ade34c37012ea Clement Courbet 2018-02-06 20 /** 0ade34c37012ea Clement Courbet 2018-02-06 21 * find_next_and_bit - find the next set bit in both memory regions 0ade34c37012ea Clement Courbet 2018-02-06 22 * @addr1: The first address to base the search on 0ade34c37012ea Clement Courbet 2018-02-06 23 * @addr2: The second address to base the search on 0ade34c37012ea Clement Courbet 2018-02-06 24 * @offset: The bitnumber to start searching at 0ade34c37012ea Clement Courbet 2018-02-06 25 * @size: The bitmap size in bits 0ade34c37012ea Clement Courbet 2018-02-06 26 * 0ade34c37012ea Clement Courbet 2018-02-06 27 * Returns the bit number for the next set bit 0ade34c37012ea Clement Courbet 2018-02-06 28 * If no bits are set, returns @size. 0ade34c37012ea Clement Courbet 2018-02-06 29 */ 0ade34c37012ea Clement Courbet 2018-02-06 30 extern unsigned long find_next_and_bit(const unsigned long *addr1, 0ade34c37012ea Clement Courbet 2018-02-06 31 const unsigned long *addr2, unsigned long size, 0ade34c37012ea Clement Courbet 2018-02-06 32 unsigned long offset); 0ade34c37012ea Clement Courbet 2018-02-06 33 #endif 0ade34c37012ea Clement Courbet 2018-02-06 34 19de85ef574c3a Akinobu Mita 2011-05-26 35 #ifndef find_next_zero_bit d852a6afd91fc9 Akinobu Mita 2010-09-29 36 /** d852a6afd91fc9 Akinobu Mita 2010-09-29 37 * find_next_zero_bit - find the next cleared bit in a memory region d852a6afd91fc9 Akinobu Mita 2010-09-29 38 * @addr: The address to base the search on d852a6afd91fc9 Akinobu Mita 2010-09-29 39 * @offset: The bitnumber to start searching at d852a6afd91fc9 Akinobu Mita 2010-09-29 40 * @size: The bitmap size in bits ec778edf97dcaa Cody P Schafer 2013-11-12 41 * ec778edf97dcaa Cody P Schafer 2013-11-12 42 * Returns the bit number of the next zero bit ec778edf97dcaa Cody P Schafer 2013-11-12 43 * If no bits are zero, returns @size. d852a6afd91fc9 Akinobu Mita 2010-09-29 44 */ c7f612cdf091de Akinobu Mita 2006-03-26 @45 extern unsigned long find_next_zero_bit(const unsigned long *addr, unsigned c7f612cdf091de Akinobu Mita 2006-03-26 46 long size, unsigned long offset); 19de85ef574c3a Akinobu Mita 2011-05-26 47 #endif c7f612cdf091de Akinobu Mita 2006-03-26 48 :::::: The code at line 15 was first introduced by commit :::::: c7f612cdf091def01454e7e132c7d7a3f419fbc4 [PATCH] bitops: generic find_{next,first}{,_zero}_bit() :::::: TO: Akinobu Mita <mita(a)miraclelinux.com&gt; :::::: CC: Linus Torvalds <torvalds(a)g5.osdl.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org