linux-kernel - drivers/gpu//drm/tegra/dc.c:1637:1: warning: the frame size of 27200 bytes is larger than 8192 bytes

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Message-ID: <201711092304.RhmjGZkF%fengguang.wu@intel.com>
Date:   Thu, 9 Nov 2017 23:56:06 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Thierry Reding <treding@...dia.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org
Subject: drivers/gpu//drm/tegra/dc.c:1637:1: warning: the frame size of 27200
 bytes is larger than 8192 bytes

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   87df26175e67c26ccdd3a002fbbb8cde78e28a19
commit: 67e04d1ab19b0cc6d87ca7c44b058edf678bc3a3 drm/tegra: dc: Trace register accesses
date:   3 months ago
config: arm64-allyesconfig (attached as .config)
compiler: aarch64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 67e04d1ab19b0cc6d87ca7c44b058edf678bc3a3
        # save the attached .config to linux build tree
        make.cross ARCH=arm64 

All warnings (new ones prefixed by >>):

   drivers/gpu//drm/tegra/dc.c: In function 'tegra_dc_show_regs':
>> drivers/gpu//drm/tegra/dc.c:1637:1: warning: the frame size of 27200 bytes is larger than 8192 bytes [-Wframe-larger-than=]
    }
    ^

vim +1637 drivers/gpu//drm/tegra/dc.c

d8f4a9ed Thierry Reding 2012-11-15  1633  
003fc848 Thierry Reding 2015-08-03  1634  unlock:
99612b27 Daniel Vetter  2017-03-22  1635  	drm_modeset_unlock(&dc->base.mutex);
003fc848 Thierry Reding 2015-08-03  1636  	return err;
d8f4a9ed Thierry Reding 2012-11-15 @1637  }
d8f4a9ed Thierry Reding 2012-11-15  1638  

:::::: The code at line 1637 was first introduced by commit
:::::: d8f4a9eda006788d8054b8500d9eb5b6efcd8755 drm: Add NVIDIA Tegra20 support

:::::: TO: Thierry Reding <thierry.reding@...onic-design.de>
:::::: CC: Dave Airlie <airlied@...hat.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
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