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Date: Fri, 12 Nov 2021 00:50:20 +0800
From: kernel test robot <lkp@...el.com>
To: cgel.zte@...il.com, agk@...hat.com
Cc: kbuild-all@...ts.01.org, snitzer@...hat.com, dm-devel@...hat.com,
linux-kernel@...r.kernel.org,
ran jianping <ran.jianping@....com.cn>,
Zeal Robot <zealci@....com.cn>
Subject: Re: [PATCH] dm: remove unneeded variable
Hi,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on device-mapper-dm/for-next]
[also build test ERROR on v5.15 next-20211111]
[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/cgel-zte-gmail-com/dm-remove-unneeded-variable/20211111-155437
base: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
config: i386-debian-10.3 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/dbcfa76d0a7e2af056369733ed58150e479ec0c7
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review cgel-zte-gmail-com/dm-remove-unneeded-variable/20211111-155437
git checkout dbcfa76d0a7e2af056369733ed58150e479ec0c7
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/md/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from drivers/md/dm-ps-round-robin.c:12:
drivers/md/dm-ps-round-robin.c: In function 'rr_status':
>> include/linux/device-mapper.h:602:22: error: 'sz' undeclared (first use in this function); did you mean 's8'?
602 | #define DMEMIT(x...) sz += ((sz >= maxlen) ? \
| ^~
drivers/md/dm-ps-round-robin.c:93:3: note: in expansion of macro 'DMEMIT'
93 | DMEMIT("0 ");
| ^~~~~~
include/linux/device-mapper.h:602:22: note: each undeclared identifier is reported only once for each function it appears in
602 | #define DMEMIT(x...) sz += ((sz >= maxlen) ? \
| ^~
drivers/md/dm-ps-round-robin.c:93:3: note: in expansion of macro 'DMEMIT'
93 | DMEMIT("0 ");
| ^~~~~~
vim +602 include/linux/device-mapper.h
0da336e5fab75c Alasdair G Kergon 2008-04-24 601
0da336e5fab75c Alasdair G Kergon 2008-04-24 @602 #define DMEMIT(x...) sz += ((sz >= maxlen) ? \
0da336e5fab75c Alasdair G Kergon 2008-04-24 603 0 : scnprintf(result + sz, maxlen - sz, x))
0da336e5fab75c Alasdair G Kergon 2008-04-24 604
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
Download attachment ".config.gz" of type "application/gzip" (34105 bytes)
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