From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (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 62BDD1487D1; Sat, 28 Jun 2025 07:10:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751094640; cv=none; b=kcm25403x5R0YeQT1IpWaXdcZMi6GO8f98uzV0eR31jSBwmdjHOZEcnaDTRNytAsSmHqDwVInKRNF3ryG3XRCu/QfiLveAMgqPtt364yRIbLsw80eoCakfMJuAT5HuPvNUEwpi0r30WFG3YtlNHLOo6WM41eCoYAPePCbhO43i8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751094640; c=relaxed/simple; bh=2tVRa6wsMqTyE/oQPrMRT6Uokojksj6kxjX9glGnRB0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=O6W+r8Y9Ld4ACwzzdDrg4KLGDOz+w5muMpbrlm8F+ARXlXHHxbQj2zXii8ydtPuLICMPQg8CDmCEElwpxDalq1CZg6gVxJf46fW0ygHY7RhaSZrOxk0aNk0BtLn9HkzXnkvqJ0GRGhCXxlNkXF6rpvYeDt86h63kkquDEwiyQ98= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=DyBV4paP; arc=none smtp.client-ip=198.175.65.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="DyBV4paP" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1751094638; x=1782630638; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=2tVRa6wsMqTyE/oQPrMRT6Uokojksj6kxjX9glGnRB0=; b=DyBV4paPGjWMC6O/bOl+XmiCUfAwyQDpstusmSVGi5pifVEnUQPDcKJn gscjGr+2pSKHA0I3IDyUEpDJbVQlAv9krxP+/Kga5E0ECHDTCrh7tpH3o xzGxc3xcOsYyxr1j8ke+mn/gNkEhngVdpe59BYhTomRPaxMrrRqZKFcG8 4Jc4PFN+6hIaRJHrNQdeP+ERITzBvBnHzqc3GDdoiYGSFfc+ma9yGli7S pZywI7DHrSD9jySxXi3XkW7Vh/X1bgF53GT3K4bQuAfaDyfFnEgJMw+2q 9FekIx5m9kIUW5KWiAjRPVoE39VlzCRtU6pXQluGX/rUTmhhRl9JNhkdr Q==; X-CSE-ConnectionGUID: tK32tqxARyWY4MDSJCWxPw== X-CSE-MsgGUID: m5SdEdJoTuet0G97mPo7WA== X-IronPort-AV: E=McAfee;i="6800,10657,11477"; a="57080301" X-IronPort-AV: E=Sophos;i="6.16,272,1744095600"; d="scan'208";a="57080301" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jun 2025 00:10:37 -0700 X-CSE-ConnectionGUID: ohOsf+HWQWOFrhTjoH3+RA== X-CSE-MsgGUID: zP+1cSr+RoWpV9omkLPlxw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,272,1744095600"; d="scan'208";a="158488584" Received: from lkp-server01.sh.intel.com (HELO e8142ee1dce2) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 28 Jun 2025 00:10:32 -0700 Received: from kbuild by e8142ee1dce2 with local (Exim 4.96) (envelope-from ) id 1uVPhm-000Wsw-0M; Sat, 28 Jun 2025 07:10:30 +0000 Date: Sat, 28 Jun 2025 15:10:26 +0800 From: kernel test robot To: Jonathan Cameron , Catalin Marinas , james.morse@arm.com, linux-cxl@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, gregkh@linuxfoundation.org, Will Deacon , Dan Williams , Davidlohr Bueso Cc: oe-kbuild-all@lists.linux.dev, Yicong Yang , linuxarm@huawei.com, Yushan Wang , Lorenzo Pieralisi , Mark Rutland , Dave Hansen , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, H Peter Anvin , Andy Lutomirski , Peter Zijlstra Subject: Re: [PATCH v2 5/8] arm64: Select GENERIC_CPU_CACHE_INVALIDATE_MEMREGION Message-ID: <202506281452.zc1D1sSz-lkp@intel.com> References: <20250624154805.66985-6-Jonathan.Cameron@huawei.com> Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250624154805.66985-6-Jonathan.Cameron@huawei.com> Hi Jonathan, kernel test robot noticed the following build warnings: [auto build test WARNING on driver-core/driver-core-testing] [also build test WARNING on driver-core/driver-core-next driver-core/driver-core-linus arm64/for-next/core linus/master nvdimm/libnvdimm-for-next v6.16-rc3] [cannot apply to nvdimm/dax-misc next-20250627] [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/Jonathan-Cameron/memregion-Support-fine-grained-invalidate-by-cpu_cache_invalidate_memregion/20250624-235402 base: driver-core/driver-core-testing patch link: https://lore.kernel.org/r/20250624154805.66985-6-Jonathan.Cameron%40huawei.com patch subject: [PATCH v2 5/8] arm64: Select GENERIC_CPU_CACHE_INVALIDATE_MEMREGION config: arm64-randconfig-r111-20250628 (https://download.01.org/0day-ci/archive/20250628/202506281452.zc1D1sSz-lkp@intel.com/config) compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project e04c938cc08a90ae60440ce22d072ebc69d67ee8) reproduce: (https://download.01.org/0day-ci/archive/20250628/202506281452.zc1D1sSz-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/202506281452.zc1D1sSz-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/base/cache.c:12:1: sparse: sparse: symbol 'scfm_lock' was not declared. Should it be static? drivers/base/cache.c:14:6: sparse: sparse: context imbalance in 'generic_set_sys_cache_flush_method' - wrong count at exit drivers/base/cache.c:27:9: sparse: sparse: context imbalance in 'generic_clr_sys_cache_flush_method' - wrong count at exit drivers/base/cache.c:31:5: sparse: sparse: context imbalance in 'cpu_cache_invalidate_memregion' - wrong count at exit drivers/base/cache.c:41:6: sparse: sparse: context imbalance in 'cpu_cache_has_invalidate_memregion' - wrong count at exit vim +/scfm_lock +12 drivers/base/cache.c b51d47491c68aef Yicong Yang 2025-06-24 9 b51d47491c68aef Yicong Yang 2025-06-24 10 b51d47491c68aef Yicong Yang 2025-06-24 11 static const struct system_cache_flush_method *scfm_data; b51d47491c68aef Yicong Yang 2025-06-24 @12 DEFINE_SPINLOCK(scfm_lock); b51d47491c68aef Yicong Yang 2025-06-24 13 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki