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X-CSE-ConnectionGUID: ZWxwzj2WQwKKPw6xJGkmLA== X-CSE-MsgGUID: lR86cYMTTI+f9TpWQiWSVg== X-IronPort-AV: E=McAfee;i="6800,10657,11905"; a="617922" X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="617922" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa114.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Sep 2026 10:02:47 -0700 X-CSE-ConnectionGUID: SZee5nbMRJCfbYOeIiiMPg== X-CSE-MsgGUID: 1pza5IOyQlOOPYobWjmfPw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="297400204" Received: from igk-lkp-server01.igk.intel.com (HELO fe5626a770c0) ([10.211.93.152]) by fmviesa002.fm.intel.com with ESMTP; 17 Sep 2026 10:02:45 -0700 Received: from kbuild by fe5626a770c0 with local (Exim 4.98.2) (envelope-from ) id 1x7FVT-000000000hL-02LI; Thu, 17 Sep 2026 17:02:43 +0000 Date: Thu, 17 Sep 2026 19:01:56 +0200 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com Subject: [jgunthorpe:mlx5st 5/11] include/arm64/processor.h:194:9: warning: "dma_wmb" redefined Message-ID: <202609171844.Jd38gQPv-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: :::::: :::::: Manual check reason: "low confidence bisect report" :::::: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: Jason Gunthorpe CC: David Matlack tree: https://github.com/jgunthorpe/linux mlx5st head: f7ab66f9ba0846c425096e6d13eafb3784c6b1c8 commit: 8cc7121f791f18e5c8c95d47d45795548243d24f [5/11] selftests: Add additional kernel functions to tools/include/ :::::: branch date: 17 hours ago :::::: commit date: 17 hours ago config: arm64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260917/202609171844.Jd38gQPv-lkp@intel.com/config) compiler: aarch64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260917/202609171844.Jd38gQPv-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/r/202609171844.Jd38gQPv-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from dirty_log_test.c:22: >> include/arm64/processor.h:194:9: warning: "dma_wmb" redefined 194 | #define dma_wmb() dmb(oshst) | ^~~~~~~ In file included from tools/testing/selftests/../../../tools/include/asm/barrier.h:8, from dirty_log_test.c:17: tools/testing/selftests/../../../tools/include/asm/../../arch/arm64/include/asm/barrier.h:29:9: note: this is the location of the previous definition 29 | #define dma_wmb() asm volatile("dmb oshst" ::: "memory") | ^~~~~~~ >> include/arm64/processor.h:197:9: warning: "dma_rmb" redefined 197 | #define dma_rmb() dmb(oshld) | ^~~~~~~ tools/testing/selftests/../../../tools/include/asm/../../arch/arm64/include/asm/barrier.h:28:9: note: this is the location of the previous definition 28 | #define dma_rmb() asm volatile("dmb oshld" ::: "memory") | ^~~~~~~ cc1: note: unrecognized command-line option '-Wno-gnu-variable-sized-type-not-at-end' may have been intended to silence earlier diagnostics -- In file included from tools/testing/selftests/../../../tools/include/asm/barrier.h:8, from include/arm64/gic_v5.h:6, from arm64/no-vgic.c:12: >> tools/testing/selftests/../../../tools/include/asm/../../arch/arm64/include/asm/barrier.h:28:9: warning: "dma_rmb" redefined 28 | #define dma_rmb() asm volatile("dmb oshld" ::: "memory") | ^~~~~~~ In file included from arm64/no-vgic.c:10: include/arm64/processor.h:197:9: note: this is the location of the previous definition 197 | #define dma_rmb() dmb(oshld) | ^~~~~~~ >> tools/testing/selftests/../../../tools/include/asm/../../arch/arm64/include/asm/barrier.h:29:9: warning: "dma_wmb" redefined 29 | #define dma_wmb() asm volatile("dmb oshst" ::: "memory") | ^~~~~~~ include/arm64/processor.h:194:9: note: this is the location of the previous definition 194 | #define dma_wmb() dmb(oshst) | ^~~~~~~ cc1: note: unrecognized command-line option '-Wno-gnu-variable-sized-type-not-at-end' may have been intended to silence earlier diagnostics -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki