From mboxrd@z Thu Jan  1 00:00:00 1970
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From: Mike Snitzer <snitzer@redhat.com>
To: kbuild-all@lists.01.org
Subject: Re: [snitzer:dm-5.10 17/17] include/linux/device-mapper.h:259:51: error: 'struct dm_target' has no member named 'features'
Date: Wed, 23 Sep 2020 17:30:53 -0400
Message-ID: <20200923213053.GA9757@redhat.com>
In-Reply-To: <202009240554.weUrvrsS%lkp@intel.com>
List-Id: <oe-kbuild-all.lists.linux.dev>

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On Wed, Sep 23 2020 at  5:20pm -0400,
kernel test robot <lkp@intel.com> wrote:

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/snitzer/linux.git=
 dm-5.10
> head:   90d8bbdb132519a1e1f4e948bb79fcc77cfa1f30
> commit: 90d8bbdb132519a1e1f4e948bb79fcc77cfa1f30 [17/17] dm: add support =
for REQ_NOWAIT and enable it for linear target
> config: c6x-allyesconfig (attached as .config)
> compiler: c6x-elf-gcc (GCC) 9.3.0
> reproduce (this is a W=3D1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbi=
n/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         git checkout 90d8bbdb132519a1e1f4e948bb79fcc77cfa1f30
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=3D$HOME/0day COMPILER=3Dgcc-9.3.0 make.cros=
s ARCH=3Dc6x =

> =

> 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 >>):
> =

>    In file included from drivers/md/dm.h:14,
>                     from drivers/md/dm-core.h:18,
>                     from drivers/md/dm-table.c:8:
>    drivers/md/dm-table.c: In function 'dm_table_supports_nowait':
> >> include/linux/device-mapper.h:259:51: error: 'struct dm_target' has no=
 member named 'features'
>      259 | #define dm_target_supports_nowait(type) (!!((type)->features &=
 DM_TARGET_NOWAIT))
>          |                                                   ^~
>    drivers/md/dm-table.c:1738:8: note: in expansion of macro 'dm_target_s=
upports_nowait'
>     1738 |   if (!dm_target_supports_nowait(ti))
>          |        ^~~~~~~~~~~~~~~~~~~~~~~~~
> =

> # https://git.kernel.org/pub/scm/linux/kernel/git/snitzer/linux.git/commi=
t/?id=3D90d8bbdb132519a1e1f4e948bb79fcc77cfa1f30
> git remote add snitzer https://git.kernel.org/pub/scm/linux/kernel/git/sn=
itzer/linux.git
> git fetch --no-tags snitzer dm-5.10
> git checkout 90d8bbdb132519a1e1f4e948bb79fcc77cfa1f30
> vim +259 include/linux/device-mapper.h
> =

>    254	=

>    255	/*
>    256	 * A target handles REQ_NOWAIT
>    257	 */
>    258	#define DM_TARGET_NOWAIT		0x00000080
>  > 259	#define dm_target_supports_nowait(type) (!!((type)->features & DM_=
TARGET_NOWAIT))
>    260	=


I quickly fixed this with a rebase... but lkp beat me in the race.

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