linux-kernel - drivers/acpi/processor_thermal.c:66:1: warning: the frame size of 2160 bytes is larger than 2048 bytes

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Date:   Fri, 15 Nov 2019 13:20:10 +0800
From:   kbuild test robot <lkp@...el.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: drivers/acpi/processor_thermal.c:66:1: warning: the frame size of
 2160 bytes is larger than 2048 bytes

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   96b95eff4a591dbac582c2590d067e356a18aacb
commit: 3000ce3c52f8b8db093e4dc649cd172390f71137 cpufreq: Use per-policy frequency QoS
date:   4 weeks ago
config: ia64-randconfig-a001-20191115 (attached as .config)
compiler: ia64-linux-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 3000ce3c52f8b8db093e4dc649cd172390f71137
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=ia64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

   drivers/acpi/processor_thermal.c: In function 'cpu_has_cpufreq.part.0':
>> drivers/acpi/processor_thermal.c:66:1: warning: the frame size of 2160 bytes is larger than 2048 bytes [-Wframe-larger-than=]
    }
    ^
--
   drivers/cpufreq/cpufreq.c: In function 'refresh_frequency_limits.part.33':
>> drivers/cpufreq/cpufreq.c:1116:1: warning: the frame size of 2160 bytes is larger than 2048 bytes [-Wframe-larger-than=]
    }
    ^
   drivers/cpufreq/cpufreq.c: In function 'store_scaling_governor':
   drivers/cpufreq/cpufreq.c:789:1: warning: the frame size of 2176 bytes is larger than 2048 bytes [-Wframe-larger-than=]
    }
    ^
   drivers/cpufreq/cpufreq.c: In function 'cpufreq_init_policy':
   drivers/cpufreq/cpufreq.c:1081:1: warning: the frame size of 2160 bytes is larger than 2048 bytes [-Wframe-larger-than=]
    }
    ^

vim +66 drivers/acpi/processor_thermal.c

2815ab92ba3ab2 Andi Kleen       2012-02-06  59  
^1da177e4c3f41 Linus Torvalds   2005-04-16  60  static int cpu_has_cpufreq(unsigned int cpu)
^1da177e4c3f41 Linus Torvalds   2005-04-16  61  {
^1da177e4c3f41 Linus Torvalds   2005-04-16  62  	struct cpufreq_policy policy;
d15ce412737acc Viresh Kumar     2019-08-28  63  	if (!acpi_processor_cpufreq_init || cpufreq_get_policy(&policy, cpu))
^1da177e4c3f41 Linus Torvalds   2005-04-16  64  		return 0;
75b245b3259133 Thomas Renninger 2005-12-21  65  	return 1;
^1da177e4c3f41 Linus Torvalds   2005-04-16 @66  }
^1da177e4c3f41 Linus Torvalds   2005-04-16  67  

:::::: The code at line 66 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@...970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>

---
0-DAY kernel test infrastructure                 Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (26066 bytes)