Messages in this thread | | | Date | Sat, 13 Nov 2021 03:36:41 +0800 | From | kernel test robot <> | Subject | [rmk-arm:clearfog 2/13] drivers/net/dsa/mv88e6xxx/mv88e6xxx_debugfs.c:52:12: error: unused function '_mv88e6xxx_pvt_read' |
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Hi Russell,
First bad commit (maybe != root cause):
tree: git://git.armlinux.org.uk/~rmk/linux-arm clearfog head: fb3ab88e93237a6e27fbc9fe4537d63c9163787d commit: 79d4556027c96d9cb569bf50ae889fd148344999 [2/13] net: dsa: mv88e6xxx: debugfs hacks to fix the compile config: arm-buildonly-randconfig-r002-20211112 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c3dddeeafb529e769cde87bd29ef6271ac6bfa5c) 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 arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi git remote add rmk-arm git://git.armlinux.org.uk/~rmk/linux-arm git fetch --no-tags rmk-arm clearfog git checkout 79d4556027c96d9cb569bf50ae889fd148344999 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm
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/net/dsa/mv88e6xxx/chip.c:3164: >> drivers/net/dsa/mv88e6xxx/mv88e6xxx_debugfs.c:52:12: error: unused function '_mv88e6xxx_pvt_read' [-Werror,-Wunused-function] static int _mv88e6xxx_pvt_read(struct mv88e6xxx_chip *chip, int src_dev, ^ 1 error generated.
vim +/_mv88e6xxx_pvt_read +52 drivers/net/dsa/mv88e6xxx/mv88e6xxx_debugfs.c
fe8a2a1725d821 Vivien Didelot 2015-10-22 51 fe8a2a1725d821 Vivien Didelot 2015-10-22 @52 static int _mv88e6xxx_pvt_read(struct mv88e6xxx_chip *chip, int src_dev, fe8a2a1725d821 Vivien Didelot 2015-10-22 53 int src_port, u16 *data) fe8a2a1725d821 Vivien Didelot 2015-10-22 54 { fe8a2a1725d821 Vivien Didelot 2015-10-22 55 int ret; fe8a2a1725d821 Vivien Didelot 2015-10-22 56 fe8a2a1725d821 Vivien Didelot 2015-10-22 57 ret = _mv88e6xxx_pvt_wait(chip); fe8a2a1725d821 Vivien Didelot 2015-10-22 58 if (ret < 0) fe8a2a1725d821 Vivien Didelot 2015-10-22 59 return ret; fe8a2a1725d821 Vivien Didelot 2015-10-22 60 fe8a2a1725d821 Vivien Didelot 2015-10-22 61 ret = _mv88e6xxx_pvt_cmd(chip, src_dev, src_port, fe8a2a1725d821 Vivien Didelot 2015-10-22 62 GLOBAL2_PVT_ADDR_OP_READ); fe8a2a1725d821 Vivien Didelot 2015-10-22 63 if (ret < 0) fe8a2a1725d821 Vivien Didelot 2015-10-22 64 return ret; fe8a2a1725d821 Vivien Didelot 2015-10-22 65 fe8a2a1725d821 Vivien Didelot 2015-10-22 66 return mv88e6xxx_g2_read(chip, GLOBAL2_PVT_DATA, data); fe8a2a1725d821 Vivien Didelot 2015-10-22 67 } fe8a2a1725d821 Vivien Didelot 2015-10-22 68
:::::: The code at line 52 was first introduced by commit :::::: fe8a2a1725d821bb81755cefe6483985aee89fba net: dsa: mv88e6xxx: add debugfs interface
:::::: TO: Vivien Didelot <vivien.didelot@savoirfairelinux.com> :::::: CC: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
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