* drivers/remoteproc/mtk_scp.c:645:34: warning: unused variable 'mtk_scp_of_match'
@ 2020-11-02 0:08 kernel test robot
2020-11-02 7:41 ` Alexandre Courbot
0 siblings, 1 reply; 2+ messages in thread
From: kernel test robot @ 2020-11-02 0:08 UTC (permalink / raw)
To: Alexandre Courbot
Cc: kbuild-all, clang-built-linux, linux-kernel,
Mauro Carvalho Chehab, linux-media
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Hi Alexandre,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 3cea11cd5e3b00d91caf0b4730194039b45c5891
commit: cbd2dca74926c0e4610c40923cc786b732c9e8ef remoteproc: scp: add COMPILE_TEST dependency
date: 5 weeks ago
config: x86_64-randconfig-a005-20201102 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 235dfcf70abca65dba5d80f1a42d1485bab8980c)
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
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cbd2dca74926c0e4610c40923cc786b732c9e8ef
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout cbd2dca74926c0e4610c40923cc786b732c9e8ef
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
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/remoteproc/mtk_scp.c:645:34: warning: unused variable 'mtk_scp_of_match' [-Wunused-const-variable]
static const struct of_device_id mtk_scp_of_match[] = {
^
1 warning generated.
vim +/mtk_scp_of_match +645 drivers/remoteproc/mtk_scp.c
63c13d61eafe46 Erin Lo 2019-11-12 644
63c13d61eafe46 Erin Lo 2019-11-12 @645 static const struct of_device_id mtk_scp_of_match[] = {
63c13d61eafe46 Erin Lo 2019-11-12 646 { .compatible = "mediatek,mt8183-scp"},
63c13d61eafe46 Erin Lo 2019-11-12 647 {},
63c13d61eafe46 Erin Lo 2019-11-12 648 };
63c13d61eafe46 Erin Lo 2019-11-12 649 MODULE_DEVICE_TABLE(of, mtk_scp_of_match);
63c13d61eafe46 Erin Lo 2019-11-12 650
:::::: The code at line 645 was first introduced by commit
:::::: 63c13d61eafe4606f1c16c54da40c4eee78e9edf remoteproc/mediatek: add SCP support for mt8183
:::::: TO: Erin Lo <erin.lo@mediatek.com>
:::::: CC: Bjorn Andersson <bjorn.andersson@linaro.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: drivers/remoteproc/mtk_scp.c:645:34: warning: unused variable 'mtk_scp_of_match'
2020-11-02 0:08 drivers/remoteproc/mtk_scp.c:645:34: warning: unused variable 'mtk_scp_of_match' kernel test robot
@ 2020-11-02 7:41 ` Alexandre Courbot
0 siblings, 0 replies; 2+ messages in thread
From: Alexandre Courbot @ 2020-11-02 7:41 UTC (permalink / raw)
To: kernel test robot
Cc: kbuild-all, clang-built-linux, LKML, Mauro Carvalho Chehab,
Linux Media Mailing List
On Mon, Nov 2, 2020 at 9:09 AM kernel test robot <lkp@intel.com> wrote:
>
> Hi Alexandre,
>
> First bad commit (maybe != root cause):
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 3cea11cd5e3b00d91caf0b4730194039b45c5891
> commit: cbd2dca74926c0e4610c40923cc786b732c9e8ef remoteproc: scp: add COMPILE_TEST dependency
> date: 5 weeks ago
> config: x86_64-randconfig-a005-20201102 (attached as .config)
> compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 235dfcf70abca65dba5d80f1a42d1485bab8980c)
> 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
> # install x86_64 cross compiling tool for clang build
> # apt-get install binutils-x86-64-linux-gnu
> # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cbd2dca74926c0e4610c40923cc786b732c9e8ef
> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git fetch --no-tags linus master
> git checkout cbd2dca74926c0e4610c40923cc786b732c9e8ef
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
>
> 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/remoteproc/mtk_scp.c:645:34: warning: unused variable 'mtk_scp_of_match' [-Wunused-const-variable]
> static const struct of_device_id mtk_scp_of_match[] = {
> ^
> 1 warning generated.
>
> vim +/mtk_scp_of_match +645 drivers/remoteproc/mtk_scp.c
This happens when COMPILE_TEST is set but not OF_CONFIG. Sent a fix
for this: https://lkml.org/lkml/2020/11/2/102
^ permalink raw reply [flat|nested] 2+ messages in thread
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2020-11-02 7:41 ` Alexandre Courbot
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