From: Guoqing Jiang <guoqing.jiang@linux.dev>
To: kernel test robot <lkp@intel.com>, song@kernel.org
Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org,
buczek@molgen.mpg.de, linux-raid@vger.kernel.org
Subject: Re: [PATCH V3 1/2] md: don't unregister sync_thread with reconfig_mutex held
Date: Fri, 6 May 2022 10:34:10 +0800 [thread overview]
Message-ID: <47083765-b65c-17a3-5c73-4fcbe40e9a52@linux.dev> (raw)
In-Reply-To: <202205060116.J42KgtCW-lkp@intel.com>
On 5/6/22 2:04 AM, kernel test robot wrote:
> Hi Guoqing,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on song-md/md-next]
> [also build test WARNING on v5.18-rc5 next-20220505]
> [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/intel-lab-lkp/linux/commits/Guoqing-Jiang/two-fixes-for-md/20220505-162202
> base: git://git.kernel.org/pub/scm/linux/kernel/git/song/md.git md-next
> config: hexagon-randconfig-r045-20220505 (https://download.01.org/0day-ci/archive/20220506/202205060116.J42KgtCW-lkp@intel.com/config)
> compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 5e004fb787698440a387750db7f8028e7cb14cfc)
> 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/intel-lab-lkp/linux/commit/e8e9c97eb79c337a89a98a92106cfa6139a7c9e0
> git remote add linux-review https://github.com/intel-lab-lkp/linux
> git fetch --no-tags linux-review Guoqing-Jiang/two-fixes-for-md/20220505-162202
> git checkout e8e9c97eb79c337a89a98a92106cfa6139a7c9e0
> # save the config file
> mkdir build_dir && cp config build_dir/.config
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/md/
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
>
>>> drivers/md/md.c:9448:3: warning: ignoring return value of function declared with 'warn_unused_result' attribute [-Wunused-result]
> mddev_lock(mddev);
> ^~~~~~~~~~ ~~~~~
> 1 warning generated.
Thanks! I should call mddev_lock_nointr here.
Guoqing
WARNING: multiple messages have this Message-ID (diff)
From: Guoqing Jiang <guoqing.jiang@linux.dev>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH V3 1/2] md: don't unregister sync_thread with reconfig_mutex held
Date: Fri, 06 May 2022 10:34:10 +0800 [thread overview]
Message-ID: <47083765-b65c-17a3-5c73-4fcbe40e9a52@linux.dev> (raw)
In-Reply-To: <202205060116.J42KgtCW-lkp@intel.com>
[-- Attachment #1: Type: text/plain, Size: 2080 bytes --]
On 5/6/22 2:04 AM, kernel test robot wrote:
> Hi Guoqing,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on song-md/md-next]
> [also build test WARNING on v5.18-rc5 next-20220505]
> [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/intel-lab-lkp/linux/commits/Guoqing-Jiang/two-fixes-for-md/20220505-162202
> base: git://git.kernel.org/pub/scm/linux/kernel/git/song/md.git md-next
> config: hexagon-randconfig-r045-20220505 (https://download.01.org/0day-ci/archive/20220506/202205060116.J42KgtCW-lkp(a)intel.com/config)
> compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 5e004fb787698440a387750db7f8028e7cb14cfc)
> 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/intel-lab-lkp/linux/commit/e8e9c97eb79c337a89a98a92106cfa6139a7c9e0
> git remote add linux-review https://github.com/intel-lab-lkp/linux
> git fetch --no-tags linux-review Guoqing-Jiang/two-fixes-for-md/20220505-162202
> git checkout e8e9c97eb79c337a89a98a92106cfa6139a7c9e0
> # save the config file
> mkdir build_dir && cp config build_dir/.config
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/md/
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
>
>>> drivers/md/md.c:9448:3: warning: ignoring return value of function declared with 'warn_unused_result' attribute [-Wunused-result]
> mddev_lock(mddev);
> ^~~~~~~~~~ ~~~~~
> 1 warning generated.
Thanks! I should call mddev_lock_nointr here.
Guoqing
next prev parent reply other threads:[~2022-05-06 2:43 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-05 8:16 [PATCH 0/2] two fixes for md Guoqing Jiang
2022-05-05 8:16 ` [PATCH V3 1/2] md: don't unregister sync_thread with reconfig_mutex held Guoqing Jiang
2022-05-05 14:02 ` kernel test robot
2022-05-05 18:04 ` kernel test robot
2022-05-06 2:34 ` Guoqing Jiang [this message]
2022-05-06 2:34 ` Guoqing Jiang
2022-05-05 8:16 ` [PATCH 2/2] md: protect md_unregister_thread from reentrancy Guoqing Jiang
2022-05-09 6:39 ` Song Liu
2022-05-09 8:12 ` Guoqing Jiang
2022-05-06 11:36 ` [Update PATCH V3] md: don't unregister sync_thread with reconfig_mutex held Guoqing Jiang
2022-05-09 6:37 ` Song Liu
2022-05-09 8:09 ` Guoqing Jiang
2022-05-09 9:32 ` Wols Lists
2022-05-09 10:37 ` Guoqing Jiang
2022-05-09 11:19 ` Wols Lists
2022-05-09 11:26 ` Guoqing Jiang
2022-05-10 6:44 ` Song Liu
2022-05-10 12:01 ` Donald Buczek
2022-05-10 12:09 ` Guoqing Jiang
2022-05-10 12:35 ` Donald Buczek
2022-05-10 18:02 ` Song Liu
2022-05-11 8:10 ` Guoqing Jiang
2022-05-11 21:45 ` Song Liu
2022-05-20 18:27 ` Logan Gunthorpe
2022-05-21 18:23 ` Donald Buczek
2022-05-23 1:08 ` Guoqing Jiang
2022-05-23 5:41 ` Donald Buczek
2022-05-23 9:51 ` Guoqing Jiang
2022-05-24 16:13 ` Logan Gunthorpe
2022-05-25 9:04 ` Guoqing Jiang
2022-05-25 18:22 ` Logan Gunthorpe
2022-05-26 9:46 ` Jan Kara
2022-05-26 11:53 ` Jan Kara
2022-05-31 6:11 ` Christoph Hellwig
2022-05-31 7:43 ` Jan Kara
2022-05-30 9:55 ` Guoqing Jiang
2022-05-30 16:35 ` Logan Gunthorpe
2022-05-31 8:13 ` Guoqing Jiang
2022-05-24 15:58 ` Logan Gunthorpe
2022-05-24 18:16 ` Song Liu
2022-05-25 9:17 ` Guoqing Jiang
2022-05-24 15:51 ` Logan Gunthorpe
2022-06-02 8:12 ` Xiao Ni
2022-05-09 8:18 ` Donald Buczek
2022-05-09 8:48 ` Guoqing Jiang
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