Hi Joshua, [auto build test ERROR on linus/master] [also build test ERROR on v4.9-rc8] [cannot apply to next-20161209] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Joshua-Clayton/lib-add-bitrev8x4/20161208-070638 config: arm64-allmodconfig (attached as .config) compiler: aarch64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm64 All errors (new ones prefixed by >>): In file included from drivers/fpga/cyclone-ps-spi.c:13:0: drivers/fpga/cyclone-ps-spi.c: In function 'rev_buf': >> include/linux/bitrev.h:12:21: error: implicit declaration of function '__arch_bitrev8x4' [-Werror=implicit-function-declaration] #define __bitrev8x4 __arch_bitrev8x4 ^ include/linux/bitrev.h:101:2: note: in expansion of macro '__bitrev8x4' __bitrev8x4(__x); \ ^~~~~~~~~~~ drivers/fpga/cyclone-ps-spi.c:84:11: note: in expansion of macro 'bitrev8x4' *fw32 = bitrev8x4(*fw32); ^~~~~~~~~ In file included from include/linux/delay.h:10:0, from drivers/fpga/cyclone-ps-spi.c:14: drivers/fpga/cyclone-ps-spi.c: In function 'cyclonespi_write': include/linux/kernel.h:739:16: warning: comparison of distinct pointer types lacks a cast (void) (&min1 == &min2); \ ^ include/linux/kernel.h:742:2: note: in expansion of macro '__min' __min(typeof(x), typeof(y), \ ^~~~~ drivers/fpga/cyclone-ps-spi.c:98:19: note: in expansion of macro 'min' size_t stride = min(fw_data_end - fw_data, SZ_4K); ^~~ cc1: some warnings being treated as errors vim +/__arch_bitrev8x4 +12 include/linux/bitrev.h 556d2f05 Yalin Wang 2014-11-03 6 #ifdef CONFIG_HAVE_ARCH_BITREVERSE 556d2f05 Yalin Wang 2014-11-03 7 #include <asm/bitrev.h> 556d2f05 Yalin Wang 2014-11-03 8 556d2f05 Yalin Wang 2014-11-03 9 #define __bitrev32 __arch_bitrev32 556d2f05 Yalin Wang 2014-11-03 10 #define __bitrev16 __arch_bitrev16 556d2f05 Yalin Wang 2014-11-03 11 #define __bitrev8 __arch_bitrev8 533d0eab Joshua Clayton 2016-12-07 @12 #define __bitrev8x4 __arch_bitrev8x4 a5cfc1ec Akinobu Mita 2006-12-08 13 556d2f05 Yalin Wang 2014-11-03 14 #else 556d2f05 Yalin Wang 2014-11-03 15 extern u8 const byte_rev_table[256]; :::::: The code at line 12 was first introduced by commit :::::: 533d0eabff8f37edfdec7fdf6e705fdecb297daa lib: add bitrev8x4() :::::: TO: Joshua Clayton <stillcompiling@xxxxxxxxx> :::::: CC: 0day robot <fengguang.wu@xxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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