From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) (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 F36342D7DE4 for ; Tue, 10 Feb 2026 18:03:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770746639; cv=none; b=Mlpq5LelynOQ2JQoPnN1mG+rDlFL8YBYO9Vpqhjp9Kp3TYM9/p4FEpaKUsksg5vaxdwbaqgmcSIjWTfOQq3R3BQtMzSENLWkzZH+rKztGLkkt7wo6o1fQo8A5lXo78X50HSYzf5oagFWCk7dC4W6Yh5mLAu3lCIQarC5TVyhx/g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770746639; c=relaxed/simple; bh=RCF0n7XHDUGKM+cjf33SZOFc4i4PkHY0jF5mOX8LCFE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=NQqpl3iWyIkEyayFCPirH0iJpQ45zV5iDtYTqYEG8FNxUMBPvljNbYzk3qA6cxmBbBfRdz0mgZFBiLBqo2s7pxkOpbUHna4kmXskayyv0ZGczOtxc4fosozTYLReIj6/MNcTUA92qsqnXBU+rLfApU3nB1EJWvDrDTLpfqY57KU= 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=hMXifKy9; arc=none smtp.client-ip=198.175.65.14 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="hMXifKy9" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770746638; x=1802282638; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=RCF0n7XHDUGKM+cjf33SZOFc4i4PkHY0jF5mOX8LCFE=; b=hMXifKy9/4SQOzymUlvohR5vdNAbCI4mOmkNl22JoiYWqiyw+T3vhcxF Mzgq1N01Bz4+fVYVJ+ScXLy5GvYbtnahf9iUEw3ORuWQ2rq8bPsZbRsuV IDrr189WtjNnypWhg7trcHpHEjoV3256hwPI67TyPRGLlSixQrijd2Y7e 3DFS0Dj5pSTZ8v2aADSErNFLBoEOZ3FvcHtIcQJVk9SBm7UmydZT2HX9L Sczy+nd0Z6WD0mtHWcGYLQxo3X24rbUZM6ZDNN4FLNqkLtv+x3jCzHaXi Cdog2lfydHkspxIs6XcsP6ps56MGZX+GElbm2UEnWYXTRg8GqrGpUlNMA w==; X-CSE-ConnectionGUID: BDPad9aSTeqINuq7EVYD5Q== X-CSE-MsgGUID: BYKFBtN2RlaOgO4jMPpYfA== X-IronPort-AV: E=McAfee;i="6800,10657,11697"; a="75728608" X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="75728608" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Feb 2026 10:03:57 -0800 X-CSE-ConnectionGUID: zOeotsxLRKmN8lqHs702VQ== X-CSE-MsgGUID: 7I9nDF1BShClWzSGAashTg== X-ExtLoop1: 1 Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa003.fm.intel.com with ESMTP; 10 Feb 2026 10:03:51 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vps5V-00000000pHk-2Bfq; Tue, 10 Feb 2026 18:03:49 +0000 Date: Wed, 11 Feb 2026 02:03:06 +0800 From: kernel test robot To: Jiri Pirko , dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, iommu@lists.linux.dev, linux-media@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, sumit.semwal@linaro.org, benjamin.gaignard@collabora.com, Brian.Starkey@arm.com, jstultz@google.com, tjmercier@google.com, christian.koenig@amd.com, m.szyprowski@samsung.com, robin.murphy@arm.com, jgg@ziepe.ca, leon@kernel.org, sean.anderson@linux.dev, ptesarik@suse.com, catalin.marinas@arm.com, aneesh.kumar@kernel.org, suzuki.poulose@arm.com, steven.price@arm.com, thomas.lendacky@amd.com, john.allen@amd.com, ashish.kalra@amd.com, suravee.suthikulpanit@amd.com, linux-coco@lists.linux.dev Subject: Re: [PATCH 5/5] dma-buf: heaps: system: add an option to allocate explicitly decrypted memory Message-ID: <202602110149.tBUPP0bh-lkp@intel.com> References: <20260209153809.250835-6-jiri@resnulli.us> Precedence: bulk X-Mailing-List: linux-media@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: <20260209153809.250835-6-jiri@resnulli.us> Hi Jiri, kernel test robot noticed the following build errors: [auto build test ERROR on drm-misc/drm-misc-next] [also build test ERROR on drm-tip/drm-tip trace/for-next linus/master v6.19] [cannot apply to next-20260209] [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/Jiri-Pirko/dma-mapping-avoid-random-addr-value-print-out-on-error-path/20260209-234013 base: https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next patch link: https://lore.kernel.org/r/20260209153809.250835-6-jiri%40resnulli.us patch subject: [PATCH 5/5] dma-buf: heaps: system: add an option to allocate explicitly decrypted memory config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20260211/202602110149.tBUPP0bh-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 15.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260211/202602110149.tBUPP0bh-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/202602110149.tBUPP0bh-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/dma-buf/heaps/system_heap.c: In function 'system_heap_set_page_decrypted': >> drivers/dma-buf/heaps/system_heap.c:66:15: error: implicit declaration of function 'set_memory_decrypted' [-Wimplicit-function-declaration] 66 | ret = set_memory_decrypted(addr, nr_pages); | ^~~~~~~~~~~~~~~~~~~~ drivers/dma-buf/heaps/system_heap.c: In function 'system_heap_set_page_encrypted': >> drivers/dma-buf/heaps/system_heap.c:80:15: error: implicit declaration of function 'set_memory_encrypted' [-Wimplicit-function-declaration] 80 | ret = set_memory_encrypted(addr, nr_pages); | ^~~~~~~~~~~~~~~~~~~~ vim +/set_memory_decrypted +66 drivers/dma-buf/heaps/system_heap.c 59 60 static int system_heap_set_page_decrypted(struct page *page) 61 { 62 unsigned long addr = (unsigned long)page_address(page); 63 unsigned int nr_pages = 1 << compound_order(page); 64 int ret; 65 > 66 ret = set_memory_decrypted(addr, nr_pages); 67 if (ret) 68 pr_warn_ratelimited("dma-buf system heap: failed to decrypt page at %p\n", 69 page_address(page)); 70 71 return ret; 72 } 73 74 static int system_heap_set_page_encrypted(struct page *page) 75 { 76 unsigned long addr = (unsigned long)page_address(page); 77 unsigned int nr_pages = 1 << compound_order(page); 78 int ret; 79 > 80 ret = set_memory_encrypted(addr, nr_pages); 81 if (ret) 82 pr_warn_ratelimited("dma-buf system heap: failed to re-encrypt page at %p, leaking memory\n", 83 page_address(page)); 84 85 return ret; 86 } 87 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki