From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 45F717F for ; Tue, 23 Aug 2022 22:32:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1661293934; x=1692829934; h=date:from:to:cc:subject:message-id:mime-version; bh=m0mibqlSiUgWUUglYhjfbkcHu723/5ZxdtYNMx7xLbc=; b=kSf8Yb0vl/nGTF5M/DH2lFQ3XFIzo2NTwQ4MmeeieULIaUmXSMlmhYzV RpwzZbJ/+RumpXe7pfmRPYxgxmHsJCWgsABzTGffHO4CZnrFqiKlCNnIX 64ZHlobgJdO2fb+nlWUK7+QohWBbkyWT8Bn7sg5mq16IY/Tf00tr9DgaB vthkKGRjYx+1J8gTQ9IxCDnNhaMXT4euSzmSEoy/hhVp8bTmOhxe3e4xg PKe6lqQIwAMnxNDAoaHioPl4r93ZVOhbGczLmfovU1C+gjBxZrVsXmrVt C/jZ9yV0OkbGoYKIm0MQec4AAeCaCACnTg9hssLKjYoaZOUxYzxdoW6tq g==; X-IronPort-AV: E=McAfee;i="6500,9779,10448"; a="276833985" X-IronPort-AV: E=Sophos;i="5.93,258,1654585200"; d="scan'208";a="276833985" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Aug 2022 15:32:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,258,1654585200"; d="scan'208";a="560349245" Received: from lkp-server02.sh.intel.com (HELO 9bbcefcddf9f) ([10.239.97.151]) by orsmga003.jf.intel.com with ESMTP; 23 Aug 2022 15:32:07 -0700 Received: from kbuild by 9bbcefcddf9f with local (Exim 4.96) (envelope-from ) id 1oQcRL-0000ef-02; Tue, 23 Aug 2022 22:32:07 +0000 Date: Wed, 24 Aug 2022 06:31:31 +0800 From: kernel test robot To: Peter Zijlstra Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [peterz-queue:perf/wip.rewrite 1/6] arch/s390/kernel/perf_pai_crypto.c:438:18: error: incompatible function pointer types initializing 'void (*)(struct perf_event_pmu_context *, bool)' (aka 'void (*)(struct perf_event_pmu_context *, _Bool)') with an expression of type 'void (struct perf_eve... Message-ID: <202208240632.w30XSBZs-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 tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git perf/wip.rewrite head: 9fdadc761cf0e02e39e42d39c6d0f4a64c05ce8b commit: d3f415f72634827910cebbcc645c828c78725fa0 [1/6] perf: Rewrite core context handling config: s390-randconfig-r014-20220823 (https://download.01.org/0day-ci/archive/20220824/202208240632.w30XSBZs-lkp@intel.com/config) compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project b04d01c009d7f66bcca9138d2ce40999eedf104d) 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://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=d3f415f72634827910cebbcc645c828c78725fa0 git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git git fetch --no-tags peterz-queue perf/wip.rewrite git checkout d3f415f72634827910cebbcc645c828c78725fa0 # 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 arch/s390/ 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 arch/s390/kernel/perf_pai_crypto.c:17: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:547:31: 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:560:61: 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 arch/s390/kernel/perf_pai_crypto.c:17: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:573:61: 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 arch/s390/kernel/perf_pai_crypto.c:17: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:584:33: 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:594:59: 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:604:59: 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:692:20: 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:700:20: 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:708:20: 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:717:21: 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:726:21: 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:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesl(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ >> arch/s390/kernel/perf_pai_crypto.c:438:18: error: incompatible function pointer types initializing 'void (*)(struct perf_event_pmu_context *, bool)' (aka 'void (*)(struct perf_event_pmu_context *, _Bool)') with an expression of type 'void (struct perf_event_context *, bool)' (aka 'void (struct perf_event_context *, _Bool)') [-Wincompatible-function-pointer-types] .sched_task = paicrypt_sched_task, ^~~~~~~~~~~~~~~~~~~ 12 warnings and 1 error generated. vim +438 arch/s390/kernel/perf_pai_crypto.c 39d62336f5c126 Thomas Richter 2022-05-04 428 39d62336f5c126 Thomas Richter 2022-05-04 429 /* Performance monitoring unit for mapped counters */ 39d62336f5c126 Thomas Richter 2022-05-04 430 static struct pmu paicrypt = { 39d62336f5c126 Thomas Richter 2022-05-04 431 .task_ctx_nr = perf_invalid_context, 39d62336f5c126 Thomas Richter 2022-05-04 432 .event_init = paicrypt_event_init, 39d62336f5c126 Thomas Richter 2022-05-04 433 .add = paicrypt_add, 39d62336f5c126 Thomas Richter 2022-05-04 434 .del = paicrypt_del, 39d62336f5c126 Thomas Richter 2022-05-04 435 .start = paicrypt_start, 39d62336f5c126 Thomas Richter 2022-05-04 436 .stop = paicrypt_stop, 39d62336f5c126 Thomas Richter 2022-05-04 437 .read = paicrypt_read, 39d62336f5c126 Thomas Richter 2022-05-04 @438 .sched_task = paicrypt_sched_task, 39d62336f5c126 Thomas Richter 2022-05-04 439 .attr_groups = paicrypt_attr_groups 39d62336f5c126 Thomas Richter 2022-05-04 440 }; 39d62336f5c126 Thomas Richter 2022-05-04 441 :::::: The code at line 438 was first introduced by commit :::::: 39d62336f5c126ad6dccdf66cd249f2d0e86d3c9 s390/pai: add support for cryptography counters :::::: TO: Thomas Richter :::::: CC: Heiko Carstens -- 0-DAY CI Kernel Test Service https://01.org/lkp