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charset=us-ascii Content-Disposition: inline In-Reply-To: <20240909133159.2024688-4-jvetter@kalrayinc.com> X-Rspam-User: X-Stat-Signature: n4mnjhith6mc6wk3qkfnj3smhz4uto6x X-Rspamd-Queue-Id: 4639EC000B X-Rspamd-Server: rspam02 X-HE-Tag: 1725953327-126964 X-HE-Meta: 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 U8yBM3pz yJ0KQD7OiseE42Jzl9ap9tYDa5lz/wRyXCffIsRlfajlRPIJ9679cZRd2u7i53xl2WA5ZEL3uFo2cyJlzKgs/j/oNBCvRgn9LChRABb63soQeLg6mC2DpD3d7wiJsuIk/UQJFcw7M/dniQB6Ejw2zB9a0PDG7s00MnaS4Io8UqeYhfw1ZLUYzSqF/RqI9Z5J6OOEiuA5CtUIzmsjF3eIDOQ5hNJxEFhUOD4NDrTrQ8xurb9wRK4Cynm1MzWA8XjUWlJQhMTF8FphmNc3tGwgHK9qJkyIcvzk5QZGgJi7Z0KmzOrcA75CB1qlycDYZTbbquI2I+HZ6XEUNT1aCu/CAlFCLsjfNwU7hTRoaKd914RhkIJD8bExDWsNwct5C0bk85aoesVkERncrmXm6+ddXNo4nvgV4R/IgxWJn X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Julian, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-nonmm-unstable] [also build test ERROR on arm64/for-next/core soc/for-next linus/master v6.11-rc7 next-20240909] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Julian-Vetter/Consolidate-__memcpy_-to-from-io-and-__memset_io-into-a-single-lib/20240909-213659 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable patch link: https://lore.kernel.org/r/20240909133159.2024688-4-jvetter%40kalrayinc.com patch subject: [PATCH v2 3/4] Use generic io memcpy functions on the csky architecture config: csky-allnoconfig (https://download.01.org/0day-ci/archive/20240910/202409101549.CyV0mJ2S-lkp@intel.com/config) compiler: csky-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240910/202409101549.CyV0mJ2S-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202409101549.CyV0mJ2S-lkp@intel.com/ All error/warnings (new ones prefixed by >>): In file included from ./arch/csky/include/generated/asm/unaligned.h:1, from lib/io_copy.c:9: lib/io_copy.c: In function '__memcpy_fromio': >> lib/io_copy.c:28:39: error: implicit declaration of function '__raw_readq'; did you mean '__raw_readl'? [-Wimplicit-function-declaration] 28 | put_unaligned(__raw_readq(from), (uintptr_t *)to); | ^~~~~~~~~~~ include/asm-generic/unaligned.h:19:22: note: in definition of macro '__put_unaligned_t' 19 | __pptr->x = (val); \ | ^~~ lib/io_copy.c:28:25: note: in expansion of macro 'put_unaligned' 28 | put_unaligned(__raw_readq(from), (uintptr_t *)to); | ^~~~~~~~~~~~~ lib/io_copy.c: In function '__memcpy_toio': >> lib/io_copy.c:57:25: error: implicit declaration of function '__raw_writeq'; did you mean '__raw_writel'? [-Wimplicit-function-declaration] 57 | __raw_writeq(get_unaligned((uintptr_t *)from), to); | ^~~~~~~~~~~~ | __raw_writel lib/io_copy.c: In function '__memset_io': >> lib/io_copy.c:83:26: warning: left shift count >= width of type [-Wshift-count-overflow] 83 | qc |= qc << 32; | ^~ vim +28 lib/io_copy.c 6a9bfa83709a84e Julian Vetter 2024-09-09 16 6a9bfa83709a84e Julian Vetter 2024-09-09 17 void __memcpy_fromio(void *to, const volatile void __iomem *from, size_t count) 6a9bfa83709a84e Julian Vetter 2024-09-09 18 { 6a9bfa83709a84e Julian Vetter 2024-09-09 19 while (count && !IS_ALIGNED((unsigned long)from, NATIVE_STORE_SIZE)) { 6a9bfa83709a84e Julian Vetter 2024-09-09 20 *(u8 *)to = __raw_readb(from); 6a9bfa83709a84e Julian Vetter 2024-09-09 21 from++; 6a9bfa83709a84e Julian Vetter 2024-09-09 22 to++; 6a9bfa83709a84e Julian Vetter 2024-09-09 23 count--; 6a9bfa83709a84e Julian Vetter 2024-09-09 24 } 6a9bfa83709a84e Julian Vetter 2024-09-09 25 6a9bfa83709a84e Julian Vetter 2024-09-09 26 while (count >= NATIVE_STORE_SIZE) { 6a9bfa83709a84e Julian Vetter 2024-09-09 27 if (IS_ENABLED(CONFIG_64BIT)) 6a9bfa83709a84e Julian Vetter 2024-09-09 @28 put_unaligned(__raw_readq(from), (uintptr_t *)to); 6a9bfa83709a84e Julian Vetter 2024-09-09 29 else 6a9bfa83709a84e Julian Vetter 2024-09-09 30 put_unaligned(__raw_readl(from), (uintptr_t *)to); 6a9bfa83709a84e Julian Vetter 2024-09-09 31 6a9bfa83709a84e Julian Vetter 2024-09-09 32 from += NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 33 to += NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 34 count -= NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 35 } 6a9bfa83709a84e Julian Vetter 2024-09-09 36 6a9bfa83709a84e Julian Vetter 2024-09-09 37 while (count) { 6a9bfa83709a84e Julian Vetter 2024-09-09 38 *(u8 *)to = __raw_readb(from); 6a9bfa83709a84e Julian Vetter 2024-09-09 39 from++; 6a9bfa83709a84e Julian Vetter 2024-09-09 40 to++; 6a9bfa83709a84e Julian Vetter 2024-09-09 41 count--; 6a9bfa83709a84e Julian Vetter 2024-09-09 42 } 6a9bfa83709a84e Julian Vetter 2024-09-09 43 } 6a9bfa83709a84e Julian Vetter 2024-09-09 44 EXPORT_SYMBOL(__memcpy_fromio); 6a9bfa83709a84e Julian Vetter 2024-09-09 45 6a9bfa83709a84e Julian Vetter 2024-09-09 46 void __memcpy_toio(volatile void __iomem *to, const void *from, size_t count) 6a9bfa83709a84e Julian Vetter 2024-09-09 47 { 6a9bfa83709a84e Julian Vetter 2024-09-09 48 while (count && !IS_ALIGNED((unsigned long)to, NATIVE_STORE_SIZE)) { 6a9bfa83709a84e Julian Vetter 2024-09-09 49 __raw_writeb(*(u8 *)from, to); 6a9bfa83709a84e Julian Vetter 2024-09-09 50 from++; 6a9bfa83709a84e Julian Vetter 2024-09-09 51 to++; 6a9bfa83709a84e Julian Vetter 2024-09-09 52 count--; 6a9bfa83709a84e Julian Vetter 2024-09-09 53 } 6a9bfa83709a84e Julian Vetter 2024-09-09 54 6a9bfa83709a84e Julian Vetter 2024-09-09 55 while (count >= NATIVE_STORE_SIZE) { 6a9bfa83709a84e Julian Vetter 2024-09-09 56 if (IS_ENABLED(CONFIG_64BIT)) 6a9bfa83709a84e Julian Vetter 2024-09-09 @57 __raw_writeq(get_unaligned((uintptr_t *)from), to); 6a9bfa83709a84e Julian Vetter 2024-09-09 58 else 6a9bfa83709a84e Julian Vetter 2024-09-09 59 __raw_writel(get_unaligned((uintptr_t *)from), to); 6a9bfa83709a84e Julian Vetter 2024-09-09 60 6a9bfa83709a84e Julian Vetter 2024-09-09 61 from += NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 62 to += NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 63 count -= NATIVE_STORE_SIZE; 6a9bfa83709a84e Julian Vetter 2024-09-09 64 } 6a9bfa83709a84e Julian Vetter 2024-09-09 65 6a9bfa83709a84e Julian Vetter 2024-09-09 66 while (count) { 6a9bfa83709a84e Julian Vetter 2024-09-09 67 __raw_writeb(*(u8 *)from, to); 6a9bfa83709a84e Julian Vetter 2024-09-09 68 from++; 6a9bfa83709a84e Julian Vetter 2024-09-09 69 to++; 6a9bfa83709a84e Julian Vetter 2024-09-09 70 count--; 6a9bfa83709a84e Julian Vetter 2024-09-09 71 } 6a9bfa83709a84e Julian Vetter 2024-09-09 72 } 6a9bfa83709a84e Julian Vetter 2024-09-09 73 EXPORT_SYMBOL(__memcpy_toio); 6a9bfa83709a84e Julian Vetter 2024-09-09 74 6a9bfa83709a84e Julian Vetter 2024-09-09 75 void __memset_io(volatile void __iomem *dst, int c, size_t count) 6a9bfa83709a84e Julian Vetter 2024-09-09 76 { 6a9bfa83709a84e Julian Vetter 2024-09-09 77 uintptr_t qc = (u8)c; 6a9bfa83709a84e Julian Vetter 2024-09-09 78 6a9bfa83709a84e Julian Vetter 2024-09-09 79 qc |= qc << 8; 6a9bfa83709a84e Julian Vetter 2024-09-09 80 qc |= qc << 16; 6a9bfa83709a84e Julian Vetter 2024-09-09 81 6a9bfa83709a84e Julian Vetter 2024-09-09 82 if (IS_ENABLED(CONFIG_64BIT)) 6a9bfa83709a84e Julian Vetter 2024-09-09 @83 qc |= qc << 32; -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki