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X-CSE-ConnectionGUID: xr0bJ8p1Q4uQdE4/hNiCXA== X-CSE-MsgGUID: HSIltY8SQBuVIT1W54lTdQ== X-IronPort-AV: E=McAfee;i="6600,9927,11069"; a="28891350" X-IronPort-AV: E=Sophos;i="6.08,152,1712646000"; d="scan'208";a="28891350" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 May 2024 14:19:33 -0700 X-CSE-ConnectionGUID: qoc4rqj5SiuXSwoqcYnkzA== X-CSE-MsgGUID: sZHalN1fTBCenC/xLn724w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,152,1712646000"; d="scan'208";a="29754078" Received: from lkp-server01.sh.intel.com (HELO f8b243fe6e68) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 10 May 2024 14:19:31 -0700 Received: from kbuild by f8b243fe6e68 with local (Exim 4.96) (envelope-from ) id 1s5XeL-0006Zo-0K; Fri, 10 May 2024 21:19:29 +0000 Date: Sat, 11 May 2024 05:18:48 +0800 From: kernel test robot To: Jens Axboe Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: [axboe-block:net-accept-more 3/6] net/iucv/af_iucv.c:812:31: error: incomplete definition of type 'struct proto_accept_args' Message-ID: <202405110536.2GopXUt2-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Jens, FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. tree: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git net-accept-more head: f91ebed7e4fc8fa21387924ecd9b6312908b3472 commit: a4b393e6ca8160d2ce71924c22f0cdf47108b1fd [3/6] net: change proto and proto_ops accept type config: s390-defconfig (https://download.01.org/0day-ci/archive/20240511/202405110536.2GopXUt2-lkp@intel.com/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project b910bebc300dafb30569cecc3017b446ea8eafa0) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240511/202405110536.2GopXUt2-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/202405110536.2GopXUt2-lkp@intel.com/ All error/warnings (new ones prefixed by >>): In file included from net/iucv/af_iucv.c:16: In file included from include/linux/filter.h:9: In file included from include/linux/bpf.h:20: In file included from include/linux/module.h:19: In file included from include/linux/elf.h:6: In file included from arch/s390/include/asm/elf.h:173: In file included from arch/s390/include/asm/mmu_context.h:11: In file included from arch/s390/include/asm/pgalloc.h:18: In file included from include/linux/mm.h:2210: include/linux/vmstat.h:508:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 508 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 509 | item]; | ~~~~ include/linux/vmstat.h:515:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 515 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 516 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 522 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:527:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 527 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 528 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:536:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 536 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 537 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ In file included from net/iucv/af_iucv.c:16: In file included from include/linux/filter.h:12: In file included from include/linux/skbuff.h:28: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 547 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 560 | 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' 37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) | ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' 102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) | ^ In file included from net/iucv/af_iucv.c:16: In file included from include/linux/filter.h:12: In file included from include/linux/skbuff.h:28: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 573 | 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' 35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) | ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' 115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) | ^ In file included from net/iucv/af_iucv.c:16: In file included from include/linux/filter.h:12: In file included from include/linux/skbuff.h:28: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/s390/include/asm/io.h:78: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 584 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 594 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 692 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 700 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 708 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 717 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 726 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 735 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ >> net/iucv/af_iucv.c:798:15: warning: declaration of 'struct proto_accept_args' will not be visible outside of this function [-Wvisibility] 798 | struct proto_accept_args *arg) | ^ >> net/iucv/af_iucv.c:812:31: error: incomplete definition of type 'struct proto_accept_args' 812 | timeo = sock_rcvtimeo(sk, arg->flags & O_NONBLOCK); | ~~~^ net/iucv/af_iucv.c:798:15: note: forward declaration of 'struct proto_accept_args' 798 | struct proto_accept_args *arg) | ^ >> net/iucv/af_iucv.c:2210:13: error: incompatible function pointer types initializing 'int (*)(struct socket *, struct socket *, struct proto_accept_arg *)' with an expression of type 'int (struct socket *, struct socket *, struct proto_accept_args *)' [-Wincompatible-function-pointer-types] 2210 | .accept = iucv_sock_accept, | ^~~~~~~~~~~~~~~~ 18 warnings and 2 errors generated. vim +812 net/iucv/af_iucv.c 795 796 /* Accept a pending connection */ 797 static int iucv_sock_accept(struct socket *sock, struct socket *newsock, > 798 struct proto_accept_args *arg) 799 { 800 DECLARE_WAITQUEUE(wait, current); 801 struct sock *sk = sock->sk, *nsk; 802 long timeo; 803 int err = 0; 804 805 lock_sock_nested(sk, SINGLE_DEPTH_NESTING); 806 807 if (sk->sk_state != IUCV_LISTEN) { 808 err = -EBADFD; 809 goto done; 810 } 811 > 812 timeo = sock_rcvtimeo(sk, arg->flags & O_NONBLOCK); 813 814 /* Wait for an incoming connection */ 815 add_wait_queue_exclusive(sk_sleep(sk), &wait); 816 while (!(nsk = iucv_accept_dequeue(sk, newsock))) { 817 set_current_state(TASK_INTERRUPTIBLE); 818 if (!timeo) { 819 err = -EAGAIN; 820 break; 821 } 822 823 release_sock(sk); 824 timeo = schedule_timeout(timeo); 825 lock_sock_nested(sk, SINGLE_DEPTH_NESTING); 826 827 if (sk->sk_state != IUCV_LISTEN) { 828 err = -EBADFD; 829 break; 830 } 831 832 if (signal_pending(current)) { 833 err = sock_intr_errno(timeo); 834 break; 835 } 836 } 837 838 set_current_state(TASK_RUNNING); 839 remove_wait_queue(sk_sleep(sk), &wait); 840 841 if (err) 842 goto done; 843 844 newsock->state = SS_CONNECTED; 845 846 done: 847 release_sock(sk); 848 return err; 849 } 850 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki