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Message-ID: <202305101517.ld1hBheg-lkp@intel.com>
Date: Wed, 10 May 2023 16:18:17 +0800
From: kernel test robot <lkp@...el.com>
To: Souradeep Chowdhury <quic_schowdhu@...cinc.com>,
Andy Gross <agross@...nel.org>,
Konrad Dybcio <konrad.dybcio@...ainline.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Rob Herring <robh+dt@...nel.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
Sibi Sankar <quic_sibis@...cinc.com>,
Rajendra Nayak <quic_rjendra@...cinc.com>,
Souradeep Chowdhury <quic_schowdhu@...cinc.com>
Subject: Re: [PATCH V6 2/3] soc: qcom: boot_stat: Add Driver Support for Boot
Stats
Hi Souradeep,
kernel test robot noticed the following build warnings:
[auto build test WARNING on robh/for-next]
[also build test WARNING on krzk-dt/for-next linus/master v6.4-rc1 next-20230510]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Souradeep-Chowdhury/dt-bindings-sram-qcom-imem-Add-Boot-Stat-region-within-IMEM/20230509-185332
base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link: https://lore.kernel.org/r/35863b47c04c2edd7ae49c57d23682aba6111d4f.1683628357.git.quic_schowdhu%40quicinc.com
patch subject: [PATCH V6 2/3] soc: qcom: boot_stat: Add Driver Support for Boot Stats
config: hexagon-allyesconfig (https://download.01.org/0day-ci/archive/20230510/202305101517.ld1hBheg-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project b0fb98227c90adf2536c9ad644a74d5e92961111)
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/7883e99da179c8b49f6834b84a91259b03679e56
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Souradeep-Chowdhury/dt-bindings-sram-qcom-imem-Add-Boot-Stat-region-within-IMEM/20230509-185332
git checkout 7883e99da179c8b49f6834b84a91259b03679e56
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/hwmon/ drivers/net/can/usb/ drivers/soc/qcom/ drivers/watchdog/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305101517.ld1hBheg-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/soc/qcom/boot_stats.c:9:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/soc/qcom/boot_stats.c:9:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/soc/qcom/boot_stats.c:9:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> drivers/soc/qcom/boot_stats.c:76:6: warning: no previous prototype for function 'boot_stats_remove' [-Wmissing-prototypes]
void boot_stats_remove(struct platform_device *pdev)
^
drivers/soc/qcom/boot_stats.c:76:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void boot_stats_remove(struct platform_device *pdev)
^
static
7 warnings generated.
vim +/boot_stats_remove +76 drivers/soc/qcom/boot_stats.c
75
> 76 void boot_stats_remove(struct platform_device *pdev)
77 {
78 struct bs_data *drvdata = platform_get_drvdata(pdev);
79
80 debugfs_remove_recursive(drvdata->dbg_dir);
81 }
82
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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