From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) (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 C71822222A9 for ; Wed, 24 Dec 2025 20:42:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766608933; cv=none; b=pcASPR2J0Jf5yIyDJrKAyKlIWjoBDeuKkaq5heNtgmNHbE/kiE+6aC7ar555Z+S4E0It7D4yaEhd0qpb24n+rbrqbmsIOSWD7x+agl7el/kDdk0B6t2R+yH+WhiwADsTXqPtmXqItcOsaQlmL4D1RSZotlwFgmaxYdWgvHejxB0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766608933; c=relaxed/simple; bh=XrVB5bzV6PlxMhUCLbZ8BG4J7YUU7NXZcC+QkTxn+dk=; h=Date:From:To:Cc:Subject:Message-ID; b=a9sNb/l29lJRmTrUqdYvCbV1vB3SNLOqKGsURYrUIwtBlM/GCpjBcKernv1QTDyiLMgtfMAV95X7JjZsUFXkGxlMTcnppwW1i1L1WrJx3Aa4tpOyQWL9S69DL5XPmoSiNy3wxXTQX9HbIX01ZjGP/EgN/zecIO46fkqhlXJhzp8= 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=g2i14Kuu; arc=none smtp.client-ip=192.198.163.15 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="g2i14Kuu" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1766608932; x=1798144932; h=date:from:to:cc:subject:message-id; bh=XrVB5bzV6PlxMhUCLbZ8BG4J7YUU7NXZcC+QkTxn+dk=; b=g2i14Kuusr4uOZ0lKDDeiZycZbSSJ/ge9IRH/QEV5wjVt2W0FYaKJVv1 HmyKkhbPCw4uUibmXHmO5ZQXYd2F3TUOVdQKirqXv2tPbmi6/VNj7YxY6 eFdew+ZtqEMAutGadzeLCnlw06msVGWPkO0MTqekMlZhXZ71XFtoZYIz9 ZFG4Q/Y53Bp+PXBiPjiY56be3BrFsD2hwAn5tNqXojjEPjZEcj3wQlULx 6tr6yt9KmGjn7Wfxh6gAMawIdn9AniQsfPXFWsVmZUdMt1b7kIMyWeOVd f4HiojqgvziCJWQsOV06dg2x9Q8veKYzWMcP5CC3ITQORKPqYEAP7U6zX g==; X-CSE-ConnectionGUID: ZkpolmL3SH+JmxKCMu/Ohw== X-CSE-MsgGUID: iSJ4XRVyTFK4FQbQyKAzFA== X-IronPort-AV: E=McAfee;i="6800,10657,11652"; a="68513770" X-IronPort-AV: E=Sophos;i="6.21,174,1763452800"; d="scan'208";a="68513770" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Dec 2025 12:42:11 -0800 X-CSE-ConnectionGUID: JVJPIdZ7Q/a6k/jbZamnsw== X-CSE-MsgGUID: m9cG7qDETK2E4hFS+R5poA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,174,1763452800"; d="scan'208";a="204220918" Received: from lkp-server02.sh.intel.com (HELO dd3453e2b682) ([10.239.97.151]) by orviesa003.jf.intel.com with ESMTP; 24 Dec 2025 12:42:09 -0800 Received: from kbuild by dd3453e2b682 with local (Exim 4.98.2) (envelope-from ) id 1vYVgM-000000003RG-22QE; Wed, 24 Dec 2025 20:42:06 +0000 Date: Thu, 25 Dec 2025 04:41:20 +0800 From: kernel test robot To: David Lechner Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Mark Brown , Jonathan Cameron , Nuno Sa Subject: drivers/gpu/drm/panel/panel-samsung-ld9040.c:240:12: warning: stack frame size (8344) exceeds limit (8192) in 'ld9040_prepare' Message-ID: <202512250407.8W7HmLYR-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: b927546677c876e26eba308550207c2ddf812a43 commit: 700a281905f2a4ccf6f3b2d3cd6985e034b4b021 spi: add offload TX/RX streaming APIs date: 11 months ago config: x86_64-randconfig-013-20251225 (https://download.01.org/0day-ci/archive/20251225/202512250407.8W7HmLYR-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251225/202512250407.8W7HmLYR-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/202512250407.8W7HmLYR-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/panel/panel-samsung-ld9040.c:240:12: warning: stack frame size (8344) exceeds limit (8192) in 'ld9040_prepare' [-Wframe-larger-than] 240 | static int ld9040_prepare(struct drm_panel *panel) | ^ 1 warning generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for FB_IOMEM_HELPERS Depends on [n]: HAS_IOMEM [=y] && FB_CORE [=n] Selected by [m]: - DRM_XE_DISPLAY [=y] && HAS_IOMEM [=y] && DRM [=y] && DRM_XE [=m] && DRM_XE [=m]=m [=m] && HAS_IOPORT [=y] vim +/ld9040_prepare +240 drivers/gpu/drm/panel/panel-samsung-ld9040.c ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 239 099b3e8699322e drivers/gpu/drm/panel/panel-ld9040.c Ajay Kumar 2014-07-31 @240 static int ld9040_prepare(struct drm_panel *panel) ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 241 { ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 242 struct ld9040 *ctx = panel_to_ld9040(panel); ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 243 int ret; ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 244 ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 245 ret = ld9040_power_on(ctx); ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 246 if (ret < 0) ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 247 return ret; ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 248 ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 249 ld9040_init(ctx); ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 250 ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 251 ret = ld9040_clear_error(ctx); ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 252 ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 253 if (ret < 0) 8141028278c2ea drivers/gpu/drm/panel/panel-ld9040.c Ajay Kumar 2014-07-31 254 ld9040_unprepare(panel); ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 255 ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 256 return ret; ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 257 } ff219937763253 drivers/gpu/drm/panel/panel-ld9040.c Andrzej Hajda 2014-03-26 258 :::::: The code at line 240 was first introduced by commit :::::: 099b3e8699322efb7229913d2c1651588205f182 drm/panel: ld9040: Add dummy prepare and unprepare routines :::::: TO: Ajay Kumar :::::: CC: Thierry Reding -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki