Re: [PATCH v41 01/13] Linux Random Number Generator

[kernel test robot <lkp@intel.com>]

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Hi "Stephan,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on char-misc/char-misc-testing]
[also build test ERROR on cryptodev/master crypto/master v5.14-rc1]
[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]

url:    https://github.com/0day-ci/linux/commits/Stephan-M-ller/dev-random-a-new-approach/20210714-135308
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git 77d34a4683b053108ecd466cc7c4193b45805528
config: mips-allyesconfig (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
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://github.com/0day-ci/linux/commit/55fdb89f0d8b487a33c4538ab3a7524de926a05f
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Stephan-M-ller/dev-random-a-new-approach/20210714-135308
        git checkout 55fdb89f0d8b487a33c4538ab3a7524de926a05f
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross O=build_dir ARCH=mips SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> drivers/char/lrng/lrng_chacha20.c:32:8: error: structure variable 'chacha20' with 'latent_entropy' attribute has a non-integer field 'block'
      32 | struct chacha20_state chacha20 __latent_entropy;
         |        ^~~~~~~~~~~~~~


vim +32 drivers/char/lrng/lrng_chacha20.c

    26	
    27	/*
    28	 * Have a static memory blocks for the ChaCha20 DRNG instance to avoid calling
    29	 * kmalloc too early in the boot cycle. For subsequent allocation requests,
    30	 * such as per-NUMA-node DRNG instances, kmalloc will be used.
    31	 */
  > 32	struct chacha20_state chacha20 __latent_entropy;
    33	

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

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