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Wed, 25 May 2022 01:20:26 +0000 Date: Wed, 25 May 2022 09:19:51 +0800 From: kernel test robot To: Jens Axboe Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, GNU/Weeb Mailing List , linux-kernel@vger.kernel.org Subject: [ammarfaizi2-block:axboe/linux-block/io_uring-5.19 6/6] fs/io_uring.c:6775:1: error: redefinition of 'io_shutdown' Message-ID: <202205250952.fOrdanvO-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/ammarfaizi2/linux-block axboe/linux-block/io_uring-5.19 head: 18f8e4c9acdb48c78db9a29d079a8e8248f7171d commit: 18f8e4c9acdb48c78db9a29d079a8e8248f7171d [6/6] io_uring: move shutdown under the general net section config: s390-randconfig-r035-20220524 (https://download.01.org/0day-ci/archive/20220525/202205250952.fOrdanvO-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 10c9ecce9f6096e18222a331c5e7d085bd813f75) 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 # install s390 cross compiling tool for clang build # apt-get install binutils-s390x-linux-gnu # https://github.com/ammarfaizi2/linux-block/commit/18f8e4c9acdb48c78db9a29d079a8e8248f7171d git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block axboe/linux-block/io_uring-5.19 git checkout 18f8e4c9acdb48c78db9a29d079a8e8248f7171d # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from fs/io_uring.c:60: In file included from include/linux/blk-mq.h:8: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:464:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __raw_readb(PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:477:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 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' #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) ^ In file included from fs/io_uring.c:60: In file included from include/linux/blk-mq.h:8: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 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' #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) ^ In file included from fs/io_uring.c:60: In file included from include/linux/blk-mq.h:8: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:501:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writeb(value, PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:511:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:521:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:609:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsb(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:617:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsw(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:625:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsl(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:634:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesb(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:643:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesw(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:652:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesl(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ >> fs/io_uring.c:6775:1: error: redefinition of 'io_shutdown' IO_NETOP_FN(shutdown); ^ fs/io_uring.c:6748:12: note: expanded from macro 'IO_NETOP_FN' static int io_##op(struct io_kiocb *req, unsigned int issue_flags) \ ^ :183:1: note: expanded from here io_shutdown ^ fs/io_uring.c:6772:1: note: previous definition is here IO_NETOP_PREP(shutdown); ^ fs/io_uring.c:6753:32: note: expanded from macro 'IO_NETOP_PREP' #define IO_NETOP_PREP(op) \ ^ fs/io_uring.c:6748:12: note: expanded from macro '\ IO_NETOP_FN' static int io_##op(struct io_kiocb *req, unsigned int issue_flags) \ ^ :178:1: note: expanded from here io_shutdown ^ 12 warnings and 1 error generated. vim +/io_shutdown +6775 fs/io_uring.c 6766 6767 IO_NETOP_PREP_ASYNC(sendmsg); 6768 IO_NETOP_PREP_ASYNC(recvmsg); 6769 IO_NETOP_PREP_ASYNC(connect); 6770 IO_NETOP_PREP(accept); 6771 IO_NETOP_PREP(socket); 6772 IO_NETOP_PREP(shutdown); 6773 IO_NETOP_FN(send); 6774 IO_NETOP_FN(recv); > 6775 IO_NETOP_FN(shutdown); 6776 #endif /* CONFIG_NET */ 6777 -- 0-DAY CI Kernel Test Service https://01.org/lkp