From: kernel test robot <lkp@intel.com>
To: Randy Dunlap <rdunlap@infradead.org>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Mark Brown <broonie@kernel.org>,
Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>,
Matti Vaittinen <mazziesaccount@gmail.com>
Subject: arch/mips/boot/compressed/uart-prom.c:4:6: warning: no previous prototype for 'putc'
Date: Thu, 11 Nov 2021 06:13:44 +0800 [thread overview]
Message-ID: <202111110636.AMEkC9rx-lkp@intel.com> (raw)
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Hi Randy,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 881007522c8fcc3785c75432dbb149ca1b78e106
commit: 5ba3747dbc9ade2d22a8f5bff3c928cb41d35030 regulator: bd71815: add select to fix build
date: 6 months ago
config: mips-randconfig-r031-20210928 (attached as .config)
compiler: mips-linux-gcc (GCC) 11.2.0
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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5ba3747dbc9ade2d22a8f5bff3c928cb41d35030
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 5ba3747dbc9ade2d22a8f5bff3c928cb41d35030
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=mips
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 >>):
>> arch/mips/boot/compressed/uart-prom.c:4:6: warning: no previous prototype for 'putc' [-Wmissing-prototypes]
4 | void putc(char c)
| ^~~~
vim +/putc +4 arch/mips/boot/compressed/uart-prom.c
dbb983145312ef Alban Bedel 2015-12-10 3
dbb983145312ef Alban Bedel 2015-12-10 @4 void putc(char c)
:::::: The code at line 4 was first introduced by commit
:::::: dbb983145312efba5f7928af1b180a0d83423150 MIPS: zboot: Add support for serial debug using the PROM
:::::: TO: Alban Bedel <albeu@free.fr>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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reply other threads:[~2021-11-10 22:16 UTC|newest]
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