LKML Archive on
help / color / mirror / Atom feed
From: kernel test robot <>
To: Ming Lei <>, Jens Axboe <>
Cc:,,, Christoph Hellwig <>,
	Dan Schatzberg <>,
	Ming Lei <>
Subject: Re: [PATCH V3 2/7] loop: clean up blkcg association
Date: Fri, 6 Aug 2021 13:50:10 +0800	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

[-- Attachment #1: Type: text/plain, Size: 2218 bytes --]

Hi Ming,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on block/for-next]
[also build test ERROR on hch-configfs/for-next linus/master v5.14-rc4 next-20210805]
[cannot apply to linux/master]
[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]

base: for-next
config: nios2-randconfig-r032-20210804 (attached as .config)
compiler: nios2-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
        wget -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add linux-review
        git fetch --no-tags linux-review Ming-Lei/loop-cleanup-charging-io-to-mem-blkcg/20210806-103713
        git checkout 6688155f28596e93bdb7ced3578e7ada41c09552
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/block/

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

All errors (new ones prefixed by >>):

   drivers/block/loop.c: In function 'loop_rq_get_memcg_css':
>> drivers/block/loop.c:1017:35: error: invalid use of undefined type 'struct cgroup_subsys_state'
    1017 |   return memcg_get_e_css(blkcg_css->cgroup);
         |                                   ^~

vim +1017 drivers/block/loop.c

  1013	static struct cgroup_subsys_state *loop_rq_get_memcg_css(
  1014			struct cgroup_subsys_state *blkcg_css)
  1015	{
  1016		if (blkcg_css)
> 1017			return memcg_get_e_css(blkcg_css->cgroup);
  1018		return NULL;
  1019	}

0-DAY CI Kernel Test Service, Intel Corporation

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 27586 bytes --]

  reply	other threads:[~2021-08-06  5:50 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-06  2:34 [PATCH V3 0/7] loop: cleanup charging io to mem/blkcg Ming Lei
2021-08-06  2:34 ` [PATCH V3 1/7] mm: memcontrol: add helper of memcg_get_e_css Ming Lei
2021-08-06  2:34 ` [PATCH V3 2/7] loop: clean up blkcg association Ming Lei
2021-08-06  5:50   ` kernel test robot [this message]
2021-08-06  2:34 ` [PATCH V3 3/7] loop: conver timer for monitoring idle worker into dwork Ming Lei
2021-08-06  2:34 ` [PATCH V3 4/7] loop: add __loop_free_idle_workers() for covering freeing workers in clearing FD Ming Lei
2021-08-06  2:34 ` [PATCH V3 5/7] loop: improve loop_process_work Ming Lei
2021-08-06  2:34 ` [PATCH V3 6/7] loop: use xarray to store workers Ming Lei
2021-08-06  2:34 ` [PATCH V3 7/7] loop: don't add worker into idle list Ming Lei

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \ \ \ \ \ \ \ \ \ \
    --subject='Re: [PATCH V3 2/7] loop: clean up blkcg association' \

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).