linux-kernel - lib/zstd/common/entropy_common.c:257:1: warning: the frame size of 1056 bytes is larger than 1024 bytes

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Message-ID: <202202131904.0y0h7bnY-lkp@intel.com>
Date:   Sun, 13 Feb 2022 19:51:37 +0800
From:   kernel test robot <lkp@...el.com>
To:     Nick Terrell <terrelln@...com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: lib/zstd/common/entropy_common.c:257:1: warning: the frame size of
 1056 bytes is larger than 1024 bytes

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b81b1829e7e39f6cebdf6e4d5484eacbceda8554
commit: e0c1b49f5b674cca7b10549c53b3791d0bbc90a8 lib: zstd: Upgrade to latest upstream zstd version 1.4.10
date:   3 months ago
config: powerpc-randconfig-r035-20220213 (https://download.01.org/0day-ci/archive/20220213/202202131904.0y0h7bnY-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e0c1b49f5b674cca7b10549c53b3791d0bbc90a8
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout e0c1b49f5b674cca7b10549c53b3791d0bbc90a8
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/mtd/devices/ lib/zstd/

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

All warnings (new ones prefixed by >>):

   lib/zstd/common/entropy_common.c: In function 'HUF_readStats':
>> lib/zstd/common/entropy_common.c:257:1: warning: the frame size of 1056 bytes is larger than 1024 bytes [-Wframe-larger-than=]
     257 | }
         | ^


vim +257 lib/zstd/common/entropy_common.c

   242	
   243	
   244	/*! HUF_readStats() :
   245	    Read compact Huffman tree, saved by HUF_writeCTable().
   246	    `huffWeight` is destination buffer.
   247	    `rankStats` is assumed to be a table of at least HUF_TABLELOG_MAX U32.
   248	    @return : size read from `src` , or an error Code .
   249	    Note : Needed by HUF_readCTable() and HUF_readDTableX?() .
   250	*/
   251	size_t HUF_readStats(BYTE* huffWeight, size_t hwSize, U32* rankStats,
   252	                     U32* nbSymbolsPtr, U32* tableLogPtr,
   253	                     const void* src, size_t srcSize)
   254	{
   255	    U32 wksp[HUF_READ_STATS_WORKSPACE_SIZE_U32];
   256	    return HUF_readStats_wksp(huffWeight, hwSize, rankStats, nbSymbolsPtr, tableLogPtr, src, srcSize, wksp, sizeof(wksp), /* bmi2 */ 0);
 > 257	}
   258	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org