July 2021 - kbuild-all

aarch64-linux-gnu-ld: regulators-tegra20.c:undefined reference to `regulator_sync_voltage_rdev'

by kernel test robot

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 3d5895cd351757f69c9a66fb5fc8cf19f454d773 commit: 03978d42ed0d69cb5d38dfb0aeb5216d19507c60 soc/tegra: regulators: Bump voltages on system reboot date: 7 weeks ago config: arm64-randconfig-r011-20210722 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 03978d42ed0d69cb5d38dfb0aeb5216d19507c60 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>): aarch64-linux-gnu-ld: Unexpected GOT/PLT entries detected! aarch64-linux-gnu-ld: Unexpected run-time procedure linkages detected! aarch64-linux-gnu-ld: drivers/soc/tegra/regulators-tegra20.o: in function `tegra20_regulator_reboot': regulators-tegra20.c:(.text+0x3dc): undefined reference to `regulator_sync_voltage_rdev' >> aarch64-linux-gnu-ld: regulators-tegra20.c:(.text+0x454): undefined reference to `regulator_sync_voltage_rdev' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 1 month

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[chrome-os:chromeos-5.10 17195/17338] drivers/gpu/drm/hyperv/hyperv_drm_modeset.c:152:23: warning: unused variable 'hyperv_modifiers'

by kernel test robot

tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.10 head: 8a61a624cf9943a61be32df1244840633bba5de6 commit: 6dfa95dc6916d7e6a872fe931ce9e985170f5748 [17195/17338] UPSTREAM: drm/hyperv: Add DRM driver for hyperv synthetic video device config: x86_64-randconfig-a015-20210722 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40) 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 git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-5.10 git checkout 6dfa95dc6916d7e6a872fe931ce9e985170f5748 # 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(a)intel.com> All warnings (new ones prefixed by >>): >> drivers/gpu/drm/hyperv/hyperv_drm_modeset.c:152:23: warning: unused variable 'hyperv_modifiers' [-Wunused-const-variable] static const uint64_t hyperv_modifiers[] = { ^ 1 warning generated. vim +/hyperv_modifiers +152 drivers/gpu/drm/hyperv/hyperv_drm_modeset.c 151 > 152 static const uint64_t hyperv_modifiers[] = { 153 DRM_FORMAT_MOD_LINEAR, 154 DRM_FORMAT_MOD_INVALID 155 }; 156 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 1 month

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Re: [PATCH v5 3/3] pwm: Add support for Xilinx AXI Timer

by kernel test robot

Hi Sean, I love your patch! Yet something to improve: [auto build test ERROR on tip/timers/core] [also build test ERROR on pwm/for-next linus/master v5.14-rc2 next-20210720] [cannot apply to xlnx/master] [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/Sean-Anderson/dt-bindings-pwm-Ad... base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 2d0a9eb23ccfdf11308bec6db0bc007585d919d2 config: m68k-allmodconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 10.3.0 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://github.com/0day-ci/linux/commit/338d061c42411ef012c4dce517355fd1d... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Sean-Anderson/dt-bindings-pwm-Add-Xilinx-AXI-Timer/20210720-144903 git checkout 338d061c42411ef012c4dce517355fd1d61c1cab # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "xilinx_timer_tlr_cycles" [drivers/pwm/pwm-xilinx.ko] undefined! >> ERROR: modpost: "xilinx_timer_common_init" [drivers/pwm/pwm-xilinx.ko] undefined! >> ERROR: modpost: "xilinx_timer_get_period" [drivers/pwm/pwm-xilinx.ko] undefined! --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 1 month

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[jirislaby:devel 59/62] arch/arm64/lib/memcpy.S:61: Error: junk at end of line, first unrecognized character is `('

by kernel test robot

tree: https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git devel head: bc9f741e3e9e4828b7bb963e951a24ec7680346c commit: af9e70f8604aff3131b16f8a533a495f1379ce9a [59/62] linkage: perform symbol pair checking (per group) config: arm64-randconfig-r006-20210722 (attached as .config) compiler: aarch64-linux-gcc (GCC) 10.3.0 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/jirislaby/linux.git/commi... git remote add jirislaby https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git git fetch --no-tags jirislaby devel git checkout af9e70f8604aff3131b16f8a533a495f1379ce9a # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>): arch/arm64/lib/memcpy.S: Assembler messages: >> arch/arm64/lib/memcpy.S:61: Error: junk at end of line, first unrecognized character is `(' >> /tmp/cca3dGaS.s: Error: .size expression for memmove does not evaluate to a constant vim +61 arch/arm64/lib/memcpy.S 808dbac6b51f34 zhichang.yuan 2014-04-28 59 285133040e6ce0 Robin Murphy 2021-05-27 60 SYM_FUNC_START_ALIAS(__memmove) 285133040e6ce0 Robin Murphy 2021-05-27 @61 SYM_FUNC_START_WEAK_ALIAS_PI(memmove) 3ac0f4526dfb80 Mark Brown 2020-01-06 62 SYM_FUNC_START_ALIAS(__memcpy) ec9d78070de986 Fangrui Song 2020-10-29 63 SYM_FUNC_START_WEAK_PI(memcpy) 285133040e6ce0 Robin Murphy 2021-05-27 64 add srcend, src, count 285133040e6ce0 Robin Murphy 2021-05-27 65 add dstend, dstin, count 285133040e6ce0 Robin Murphy 2021-05-27 66 cmp count, 128 285133040e6ce0 Robin Murphy 2021-05-27 67 b.hi L(copy_long) 285133040e6ce0 Robin Murphy 2021-05-27 68 cmp count, 32 285133040e6ce0 Robin Murphy 2021-05-27 69 b.hi L(copy32_128) 285133040e6ce0 Robin Murphy 2021-05-27 70 285133040e6ce0 Robin Murphy 2021-05-27 71 /* Small copies: 0..32 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 72 cmp count, 16 285133040e6ce0 Robin Murphy 2021-05-27 73 b.lo L(copy16) 285133040e6ce0 Robin Murphy 2021-05-27 74 ldp A_l, A_h, [src] 285133040e6ce0 Robin Murphy 2021-05-27 75 ldp D_l, D_h, [srcend, -16] 285133040e6ce0 Robin Murphy 2021-05-27 76 stp A_l, A_h, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 77 stp D_l, D_h, [dstend, -16] 285133040e6ce0 Robin Murphy 2021-05-27 78 ret 285133040e6ce0 Robin Murphy 2021-05-27 79 285133040e6ce0 Robin Murphy 2021-05-27 80 /* Copy 8-15 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 81 L(copy16): 285133040e6ce0 Robin Murphy 2021-05-27 82 tbz count, 3, L(copy8) 285133040e6ce0 Robin Murphy 2021-05-27 83 ldr A_l, [src] 285133040e6ce0 Robin Murphy 2021-05-27 84 ldr A_h, [srcend, -8] 285133040e6ce0 Robin Murphy 2021-05-27 85 str A_l, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 86 str A_h, [dstend, -8] 285133040e6ce0 Robin Murphy 2021-05-27 87 ret 285133040e6ce0 Robin Murphy 2021-05-27 88 285133040e6ce0 Robin Murphy 2021-05-27 89 .p2align 3 285133040e6ce0 Robin Murphy 2021-05-27 90 /* Copy 4-7 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 91 L(copy8): 285133040e6ce0 Robin Murphy 2021-05-27 92 tbz count, 2, L(copy4) 285133040e6ce0 Robin Murphy 2021-05-27 93 ldr A_lw, [src] 285133040e6ce0 Robin Murphy 2021-05-27 94 ldr B_lw, [srcend, -4] 285133040e6ce0 Robin Murphy 2021-05-27 95 str A_lw, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 96 str B_lw, [dstend, -4] 285133040e6ce0 Robin Murphy 2021-05-27 97 ret 285133040e6ce0 Robin Murphy 2021-05-27 98 285133040e6ce0 Robin Murphy 2021-05-27 99 /* Copy 0..3 bytes using a branchless sequence. */ 285133040e6ce0 Robin Murphy 2021-05-27 100 L(copy4): 285133040e6ce0 Robin Murphy 2021-05-27 101 cbz count, L(copy0) 285133040e6ce0 Robin Murphy 2021-05-27 102 lsr tmp1, count, 1 285133040e6ce0 Robin Murphy 2021-05-27 103 ldrb A_lw, [src] 285133040e6ce0 Robin Murphy 2021-05-27 104 ldrb C_lw, [srcend, -1] 285133040e6ce0 Robin Murphy 2021-05-27 105 ldrb B_lw, [src, tmp1] 285133040e6ce0 Robin Murphy 2021-05-27 106 strb A_lw, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 107 strb B_lw, [dstin, tmp1] 285133040e6ce0 Robin Murphy 2021-05-27 108 strb C_lw, [dstend, -1] 285133040e6ce0 Robin Murphy 2021-05-27 109 L(copy0): 285133040e6ce0 Robin Murphy 2021-05-27 110 ret 285133040e6ce0 Robin Murphy 2021-05-27 111 285133040e6ce0 Robin Murphy 2021-05-27 112 .p2align 4 285133040e6ce0 Robin Murphy 2021-05-27 113 /* Medium copies: 33..128 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 114 L(copy32_128): 285133040e6ce0 Robin Murphy 2021-05-27 115 ldp A_l, A_h, [src] 285133040e6ce0 Robin Murphy 2021-05-27 116 ldp B_l, B_h, [src, 16] 285133040e6ce0 Robin Murphy 2021-05-27 117 ldp C_l, C_h, [srcend, -32] 285133040e6ce0 Robin Murphy 2021-05-27 118 ldp D_l, D_h, [srcend, -16] 285133040e6ce0 Robin Murphy 2021-05-27 119 cmp count, 64 285133040e6ce0 Robin Murphy 2021-05-27 120 b.hi L(copy128) 285133040e6ce0 Robin Murphy 2021-05-27 121 stp A_l, A_h, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 122 stp B_l, B_h, [dstin, 16] 285133040e6ce0 Robin Murphy 2021-05-27 123 stp C_l, C_h, [dstend, -32] 285133040e6ce0 Robin Murphy 2021-05-27 124 stp D_l, D_h, [dstend, -16] 808dbac6b51f34 zhichang.yuan 2014-04-28 125 ret 285133040e6ce0 Robin Murphy 2021-05-27 126 285133040e6ce0 Robin Murphy 2021-05-27 127 .p2align 4 285133040e6ce0 Robin Murphy 2021-05-27 128 /* Copy 65..128 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 129 L(copy128): 285133040e6ce0 Robin Murphy 2021-05-27 130 ldp E_l, E_h, [src, 32] 285133040e6ce0 Robin Murphy 2021-05-27 131 ldp F_l, F_h, [src, 48] 285133040e6ce0 Robin Murphy 2021-05-27 132 cmp count, 96 285133040e6ce0 Robin Murphy 2021-05-27 133 b.ls L(copy96) 285133040e6ce0 Robin Murphy 2021-05-27 134 ldp G_l, G_h, [srcend, -64] 285133040e6ce0 Robin Murphy 2021-05-27 135 ldp H_l, H_h, [srcend, -48] 285133040e6ce0 Robin Murphy 2021-05-27 136 stp G_l, G_h, [dstend, -64] 285133040e6ce0 Robin Murphy 2021-05-27 137 stp H_l, H_h, [dstend, -48] 285133040e6ce0 Robin Murphy 2021-05-27 138 L(copy96): 285133040e6ce0 Robin Murphy 2021-05-27 139 stp A_l, A_h, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 140 stp B_l, B_h, [dstin, 16] 285133040e6ce0 Robin Murphy 2021-05-27 141 stp E_l, E_h, [dstin, 32] 285133040e6ce0 Robin Murphy 2021-05-27 142 stp F_l, F_h, [dstin, 48] 285133040e6ce0 Robin Murphy 2021-05-27 143 stp C_l, C_h, [dstend, -32] 285133040e6ce0 Robin Murphy 2021-05-27 144 stp D_l, D_h, [dstend, -16] 285133040e6ce0 Robin Murphy 2021-05-27 145 ret 285133040e6ce0 Robin Murphy 2021-05-27 146 285133040e6ce0 Robin Murphy 2021-05-27 147 .p2align 4 285133040e6ce0 Robin Murphy 2021-05-27 148 /* Copy more than 128 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 149 L(copy_long): 285133040e6ce0 Robin Murphy 2021-05-27 150 /* Use backwards copy if there is an overlap. */ 285133040e6ce0 Robin Murphy 2021-05-27 151 sub tmp1, dstin, src 285133040e6ce0 Robin Murphy 2021-05-27 152 cbz tmp1, L(copy0) 285133040e6ce0 Robin Murphy 2021-05-27 153 cmp tmp1, count 285133040e6ce0 Robin Murphy 2021-05-27 154 b.lo L(copy_long_backwards) 285133040e6ce0 Robin Murphy 2021-05-27 155 285133040e6ce0 Robin Murphy 2021-05-27 156 /* Copy 16 bytes and then align dst to 16-byte alignment. */ 285133040e6ce0 Robin Murphy 2021-05-27 157 285133040e6ce0 Robin Murphy 2021-05-27 158 ldp D_l, D_h, [src] 285133040e6ce0 Robin Murphy 2021-05-27 159 and tmp1, dstin, 15 285133040e6ce0 Robin Murphy 2021-05-27 160 bic dst, dstin, 15 285133040e6ce0 Robin Murphy 2021-05-27 161 sub src, src, tmp1 285133040e6ce0 Robin Murphy 2021-05-27 162 add count, count, tmp1 /* Count is now 16 too large. */ 285133040e6ce0 Robin Murphy 2021-05-27 163 ldp A_l, A_h, [src, 16] 285133040e6ce0 Robin Murphy 2021-05-27 164 stp D_l, D_h, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 165 ldp B_l, B_h, [src, 32] 285133040e6ce0 Robin Murphy 2021-05-27 166 ldp C_l, C_h, [src, 48] 285133040e6ce0 Robin Murphy 2021-05-27 167 ldp D_l, D_h, [src, 64]! 285133040e6ce0 Robin Murphy 2021-05-27 168 subs count, count, 128 + 16 /* Test and readjust count. */ 285133040e6ce0 Robin Murphy 2021-05-27 169 b.ls L(copy64_from_end) 285133040e6ce0 Robin Murphy 2021-05-27 170 :::::: The code at line 61 was first introduced by commit :::::: 285133040e6ce0e6f37db962f2b4dad10ea46da0 arm64: Import latest memcpy()/memmove() implementation :::::: TO: Robin Murphy <robin.murphy(a)arm.com> :::::: CC: Will Deacon <will(a)kernel.org> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 1 month

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[jens.wiklander:optee_ffa_v3 5/5] ffa_abi.c:(.init.text+0x0): multiple definition of `init_module'; drivers/tee/optee/smc_abi.o:smc_abi.c:(.init.text+0x0): first defined here

by kernel test robot

tree: https://git.linaro.org/people/jens.wiklander/linux-tee.git optee_ffa_v3 head: 8d745a50b36f110b4a592b57c1d03c670791050c commit: 8d745a50b36f110b4a592b57c1d03c670791050c [5/5] optee: add FF-A support config: arm64-randconfig-r021-20210722 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu git remote add jens.wiklander https://git.linaro.org/people/jens.wiklander/linux-tee.git git fetch --no-tags jens.wiklander optee_ffa_v3 git checkout 8d745a50b36f110b4a592b57c1d03c670791050c # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>): aarch64-linux-gnu-ld: drivers/tee/optee/ffa_abi.o: in function `init_module': >> ffa_abi.c:(.init.text+0x0): multiple definition of `init_module'; drivers/tee/optee/smc_abi.o:smc_abi.c:(.init.text+0x0): first defined here aarch64-linux-gnu-ld: drivers/tee/optee/ffa_abi.o: in function `cleanup_module': >> ffa_abi.c:(.exit.text+0x0): multiple definition of `cleanup_module'; drivers/tee/optee/smc_abi.o:smc_abi.c:(.exit.text+0x0): first defined here --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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[jirislaby:devel 59/62] arch/arm64/lib/memcpy.S:61: Error: junk at end of line, first unrecognized character is `('

by kernel test robot

Hi Jiri, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git devel head: bc9f741e3e9e4828b7bb963e951a24ec7680346c commit: af9e70f8604aff3131b16f8a533a495f1379ce9a [59/62] linkage: perform symbol pair checking (per group) config: arm64-randconfig-r015-20210722 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git/commi... git remote add jirislaby https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git git fetch --no-tags jirislaby devel git checkout af9e70f8604aff3131b16f8a533a495f1379ce9a # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>): arch/arm64/lib/memcpy.S: Assembler messages: >> arch/arm64/lib/memcpy.S:61: Error: junk at end of line, first unrecognized character is `(' /tmp/memcpy-606108.s: Error: .size expression for memmove does not evaluate to a constant clang-13: error: assembler command failed with exit code 1 (use -v to see invocation) -- arch/arm64/kvm/hyp/nvhe/../../../lib/memcpy.S: Assembler messages: >> arch/arm64/kvm/hyp/nvhe/../../../lib/memcpy.S:61: Error: junk at end of line, first unrecognized character is `(' /tmp/memcpy-3df3d7.s: Error: .size expression for memmove does not evaluate to a constant clang-13: error: assembler command failed with exit code 1 (use -v to see invocation) vim +61 arch/arm64/lib/memcpy.S 808dbac6b51f34 zhichang.yuan 2014-04-28 59 285133040e6ce0 Robin Murphy 2021-05-27 60 SYM_FUNC_START_ALIAS(__memmove) 285133040e6ce0 Robin Murphy 2021-05-27 @61 SYM_FUNC_START_WEAK_ALIAS_PI(memmove) 3ac0f4526dfb80 Mark Brown 2020-01-06 62 SYM_FUNC_START_ALIAS(__memcpy) ec9d78070de986 Fangrui Song 2020-10-29 63 SYM_FUNC_START_WEAK_PI(memcpy) 285133040e6ce0 Robin Murphy 2021-05-27 64 add srcend, src, count 285133040e6ce0 Robin Murphy 2021-05-27 65 add dstend, dstin, count 285133040e6ce0 Robin Murphy 2021-05-27 66 cmp count, 128 285133040e6ce0 Robin Murphy 2021-05-27 67 b.hi L(copy_long) 285133040e6ce0 Robin Murphy 2021-05-27 68 cmp count, 32 285133040e6ce0 Robin Murphy 2021-05-27 69 b.hi L(copy32_128) 285133040e6ce0 Robin Murphy 2021-05-27 70 285133040e6ce0 Robin Murphy 2021-05-27 71 /* Small copies: 0..32 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 72 cmp count, 16 285133040e6ce0 Robin Murphy 2021-05-27 73 b.lo L(copy16) 285133040e6ce0 Robin Murphy 2021-05-27 74 ldp A_l, A_h, [src] 285133040e6ce0 Robin Murphy 2021-05-27 75 ldp D_l, D_h, [srcend, -16] 285133040e6ce0 Robin Murphy 2021-05-27 76 stp A_l, A_h, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 77 stp D_l, D_h, [dstend, -16] 285133040e6ce0 Robin Murphy 2021-05-27 78 ret 285133040e6ce0 Robin Murphy 2021-05-27 79 285133040e6ce0 Robin Murphy 2021-05-27 80 /* Copy 8-15 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 81 L(copy16): 285133040e6ce0 Robin Murphy 2021-05-27 82 tbz count, 3, L(copy8) 285133040e6ce0 Robin Murphy 2021-05-27 83 ldr A_l, [src] 285133040e6ce0 Robin Murphy 2021-05-27 84 ldr A_h, [srcend, -8] 285133040e6ce0 Robin Murphy 2021-05-27 85 str A_l, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 86 str A_h, [dstend, -8] 285133040e6ce0 Robin Murphy 2021-05-27 87 ret 285133040e6ce0 Robin Murphy 2021-05-27 88 285133040e6ce0 Robin Murphy 2021-05-27 89 .p2align 3 285133040e6ce0 Robin Murphy 2021-05-27 90 /* Copy 4-7 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 91 L(copy8): 285133040e6ce0 Robin Murphy 2021-05-27 92 tbz count, 2, L(copy4) 285133040e6ce0 Robin Murphy 2021-05-27 93 ldr A_lw, [src] 285133040e6ce0 Robin Murphy 2021-05-27 94 ldr B_lw, [srcend, -4] 285133040e6ce0 Robin Murphy 2021-05-27 95 str A_lw, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 96 str B_lw, [dstend, -4] 285133040e6ce0 Robin Murphy 2021-05-27 97 ret 285133040e6ce0 Robin Murphy 2021-05-27 98 285133040e6ce0 Robin Murphy 2021-05-27 99 /* Copy 0..3 bytes using a branchless sequence. */ 285133040e6ce0 Robin Murphy 2021-05-27 100 L(copy4): 285133040e6ce0 Robin Murphy 2021-05-27 101 cbz count, L(copy0) 285133040e6ce0 Robin Murphy 2021-05-27 102 lsr tmp1, count, 1 285133040e6ce0 Robin Murphy 2021-05-27 103 ldrb A_lw, [src] 285133040e6ce0 Robin Murphy 2021-05-27 104 ldrb C_lw, [srcend, -1] 285133040e6ce0 Robin Murphy 2021-05-27 105 ldrb B_lw, [src, tmp1] 285133040e6ce0 Robin Murphy 2021-05-27 106 strb A_lw, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 107 strb B_lw, [dstin, tmp1] 285133040e6ce0 Robin Murphy 2021-05-27 108 strb C_lw, [dstend, -1] 285133040e6ce0 Robin Murphy 2021-05-27 109 L(copy0): 285133040e6ce0 Robin Murphy 2021-05-27 110 ret 285133040e6ce0 Robin Murphy 2021-05-27 111 285133040e6ce0 Robin Murphy 2021-05-27 112 .p2align 4 285133040e6ce0 Robin Murphy 2021-05-27 113 /* Medium copies: 33..128 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 114 L(copy32_128): 285133040e6ce0 Robin Murphy 2021-05-27 115 ldp A_l, A_h, [src] 285133040e6ce0 Robin Murphy 2021-05-27 116 ldp B_l, B_h, [src, 16] 285133040e6ce0 Robin Murphy 2021-05-27 117 ldp C_l, C_h, [srcend, -32] 285133040e6ce0 Robin Murphy 2021-05-27 118 ldp D_l, D_h, [srcend, -16] 285133040e6ce0 Robin Murphy 2021-05-27 119 cmp count, 64 285133040e6ce0 Robin Murphy 2021-05-27 120 b.hi L(copy128) 285133040e6ce0 Robin Murphy 2021-05-27 121 stp A_l, A_h, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 122 stp B_l, B_h, [dstin, 16] 285133040e6ce0 Robin Murphy 2021-05-27 123 stp C_l, C_h, [dstend, -32] 285133040e6ce0 Robin Murphy 2021-05-27 124 stp D_l, D_h, [dstend, -16] 808dbac6b51f34 zhichang.yuan 2014-04-28 125 ret 285133040e6ce0 Robin Murphy 2021-05-27 126 285133040e6ce0 Robin Murphy 2021-05-27 127 .p2align 4 285133040e6ce0 Robin Murphy 2021-05-27 128 /* Copy 65..128 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 129 L(copy128): 285133040e6ce0 Robin Murphy 2021-05-27 130 ldp E_l, E_h, [src, 32] 285133040e6ce0 Robin Murphy 2021-05-27 131 ldp F_l, F_h, [src, 48] 285133040e6ce0 Robin Murphy 2021-05-27 132 cmp count, 96 285133040e6ce0 Robin Murphy 2021-05-27 133 b.ls L(copy96) 285133040e6ce0 Robin Murphy 2021-05-27 134 ldp G_l, G_h, [srcend, -64] 285133040e6ce0 Robin Murphy 2021-05-27 135 ldp H_l, H_h, [srcend, -48] 285133040e6ce0 Robin Murphy 2021-05-27 136 stp G_l, G_h, [dstend, -64] 285133040e6ce0 Robin Murphy 2021-05-27 137 stp H_l, H_h, [dstend, -48] 285133040e6ce0 Robin Murphy 2021-05-27 138 L(copy96): 285133040e6ce0 Robin Murphy 2021-05-27 139 stp A_l, A_h, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 140 stp B_l, B_h, [dstin, 16] 285133040e6ce0 Robin Murphy 2021-05-27 141 stp E_l, E_h, [dstin, 32] 285133040e6ce0 Robin Murphy 2021-05-27 142 stp F_l, F_h, [dstin, 48] 285133040e6ce0 Robin Murphy 2021-05-27 143 stp C_l, C_h, [dstend, -32] 285133040e6ce0 Robin Murphy 2021-05-27 144 stp D_l, D_h, [dstend, -16] 285133040e6ce0 Robin Murphy 2021-05-27 145 ret 285133040e6ce0 Robin Murphy 2021-05-27 146 285133040e6ce0 Robin Murphy 2021-05-27 147 .p2align 4 285133040e6ce0 Robin Murphy 2021-05-27 148 /* Copy more than 128 bytes. */ 285133040e6ce0 Robin Murphy 2021-05-27 149 L(copy_long): 285133040e6ce0 Robin Murphy 2021-05-27 150 /* Use backwards copy if there is an overlap. */ 285133040e6ce0 Robin Murphy 2021-05-27 151 sub tmp1, dstin, src 285133040e6ce0 Robin Murphy 2021-05-27 152 cbz tmp1, L(copy0) 285133040e6ce0 Robin Murphy 2021-05-27 153 cmp tmp1, count 285133040e6ce0 Robin Murphy 2021-05-27 154 b.lo L(copy_long_backwards) 285133040e6ce0 Robin Murphy 2021-05-27 155 285133040e6ce0 Robin Murphy 2021-05-27 156 /* Copy 16 bytes and then align dst to 16-byte alignment. */ 285133040e6ce0 Robin Murphy 2021-05-27 157 285133040e6ce0 Robin Murphy 2021-05-27 158 ldp D_l, D_h, [src] 285133040e6ce0 Robin Murphy 2021-05-27 159 and tmp1, dstin, 15 285133040e6ce0 Robin Murphy 2021-05-27 160 bic dst, dstin, 15 285133040e6ce0 Robin Murphy 2021-05-27 161 sub src, src, tmp1 285133040e6ce0 Robin Murphy 2021-05-27 162 add count, count, tmp1 /* Count is now 16 too large. */ 285133040e6ce0 Robin Murphy 2021-05-27 163 ldp A_l, A_h, [src, 16] 285133040e6ce0 Robin Murphy 2021-05-27 164 stp D_l, D_h, [dstin] 285133040e6ce0 Robin Murphy 2021-05-27 165 ldp B_l, B_h, [src, 32] 285133040e6ce0 Robin Murphy 2021-05-27 166 ldp C_l, C_h, [src, 48] 285133040e6ce0 Robin Murphy 2021-05-27 167 ldp D_l, D_h, [src, 64]! 285133040e6ce0 Robin Murphy 2021-05-27 168 subs count, count, 128 + 16 /* Test and readjust count. */ 285133040e6ce0 Robin Murphy 2021-05-27 169 b.ls L(copy64_from_end) 285133040e6ce0 Robin Murphy 2021-05-27 170 :::::: The code at line 61 was first introduced by commit :::::: 285133040e6ce0e6f37db962f2b4dad10ea46da0 arm64: Import latest memcpy()/memmove() implementation :::::: TO: Robin Murphy <robin.murphy(a)arm.com> :::::: CC: Will Deacon <will(a)kernel.org> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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Re: [PATCH 17/23] iommu/vt-d: Prepare for multiple DMA domain types

by kernel test robot

Hi Robin, I love your patch! Yet something to improve: [auto build test ERROR on iommu/next] [also build test ERROR on rockchip/for-next linus/master v5.14-rc2 next-20210722] [cannot apply to sunxi/sunxi/for-next] [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/Robin-Murphy/iommu-Refactor-DMA-... base: https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git next config: x86_64-randconfig-a015-20210722 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40) 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://github.com/0day-ci/linux/commit/c05e0e1856b394eff1167c00f7bbd6ac7... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Robin-Murphy/iommu-Refactor-DMA-domain-strictness/20210722-022514 git checkout c05e0e1856b394eff1167c00f7bbd6ac7cc9dea6 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>): >> drivers/iommu/intel/iommu.c:604:38: error: use of undeclared identifier '__IOMMU_DOMAIN_DMA' if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA))) ^ 1 error generated. vim +/__IOMMU_DOMAIN_DMA +604 drivers/iommu/intel/iommu.c 597 598 /* This functionin only returns single iommu in a domain */ 599 struct intel_iommu *domain_get_iommu(struct dmar_domain *domain) 600 { 601 int iommu_id; 602 603 /* si_domain and vm domain should not get here. */ > 604 if (WARN_ON(!(domain->domain.type & __IOMMU_DOMAIN_DMA))) 605 return NULL; 606 607 for_each_domain_iommu(iommu_id, domain) 608 break; 609 610 if (iommu_id < 0 || iommu_id >= g_num_of_iommus) 611 return NULL; 612 613 return g_iommus[iommu_id]; 614 } 615 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 1 month

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Re: [PATCH v3] include: linux: Reorganize timekeeping and ktime headers

by kernel test robot

Hi Carlos, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on tip/timers/core] [also build test WARNING on kvmarm/next abelloni/rtc-next sound/for-next soc/for-next linus/master tip/x86/core v5.14-rc2 next-20210722] [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/Carlos-Bilbao/include-linux-Reor... base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 2d0a9eb23ccfdf11308bec6db0bc007585d919d2 config: x86_64-randconfig-a011-20210722 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40) 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://github.com/0day-ci/linux/commit/e35011219261f218feeaea55c97d4d583... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Carlos-Bilbao/include-linux-Reorganize-timekeeping-and-ktime-headers/20210722-233301 git checkout e35011219261f218feeaea55c97d4d583d9747a9 # 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(a)intel.com> All warnings (new ones prefixed by >>): >> arch/x86/kernel/rtc.c:148:5: warning: no previous prototype for function 'update_persistent_clock64' [-Wmissing-prototypes] int update_persistent_clock64(struct timespec64 now) ^ arch/x86/kernel/rtc.c:148:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int update_persistent_clock64(struct timespec64 now) ^ static >> arch/x86/kernel/rtc.c:154:6: warning: no previous prototype for function 'read_persistent_clock64' [-Wmissing-prototypes] void read_persistent_clock64(struct timespec64 *ts) ^ arch/x86/kernel/rtc.c:154:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void read_persistent_clock64(struct timespec64 *ts) ^ static 2 warnings generated. vim +/update_persistent_clock64 +148 arch/x86/kernel/rtc.c fe599f9fbc5d47 Thomas Gleixner 2008-01-30 147 e27c49291a7fe9 Arnd Bergmann 2018-04-27 @148 int update_persistent_clock64(struct timespec64 now) fe599f9fbc5d47 Thomas Gleixner 2008-01-30 149 { 3565184ed0c1ea David Vrabel 2013-05-13 150 return x86_platform.set_wallclock(&now); fe599f9fbc5d47 Thomas Gleixner 2008-01-30 151 } fe599f9fbc5d47 Thomas Gleixner 2008-01-30 152 fe599f9fbc5d47 Thomas Gleixner 2008-01-30 153 /* not static: needed by APM */ e27c49291a7fe9 Arnd Bergmann 2018-04-27 @154 void read_persistent_clock64(struct timespec64 *ts) fe599f9fbc5d47 Thomas Gleixner 2008-01-30 155 { 3565184ed0c1ea David Vrabel 2013-05-13 156 x86_platform.get_wallclock(ts); fe599f9fbc5d47 Thomas Gleixner 2008-01-30 157 } fe599f9fbc5d47 Thomas Gleixner 2008-01-30 158 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 1 month

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Re: [PATCH v3] include: linux: Reorganize timekeeping and ktime headers

by kernel test robot

Hi Carlos, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on tip/timers/core] [also build test WARNING on kvmarm/next abelloni/rtc-next sound/for-next soc/for-next linus/master tip/x86/core v5.14-rc2 next-20210722] [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/Carlos-Bilbao/include-linux-Reor... base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 2d0a9eb23ccfdf11308bec6db0bc007585d919d2 config: x86_64-randconfig-a003-20210722 (attached as .config) compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/e35011219261f218feeaea55c97d4d583... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Carlos-Bilbao/include-linux-Reorganize-timekeeping-and-ktime-headers/20210722-233301 git checkout e35011219261f218feeaea55c97d4d583d9747a9 # save the attached .config to linux build tree make W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All warnings (new ones prefixed by >>): >> arch/x86/kernel/rtc.c:148:5: warning: no previous prototype for 'update_persistent_clock64' [-Wmissing-prototypes] 148 | int update_persistent_clock64(struct timespec64 now) | ^~~~~~~~~~~~~~~~~~~~~~~~~ >> arch/x86/kernel/rtc.c:154:6: warning: no previous prototype for 'read_persistent_clock64' [-Wmissing-prototypes] 154 | void read_persistent_clock64(struct timespec64 *ts) | ^~~~~~~~~~~~~~~~~~~~~~~ vim +/update_persistent_clock64 +148 arch/x86/kernel/rtc.c fe599f9fbc5d470 Thomas Gleixner 2008-01-30 147 e27c49291a7fe9d Arnd Bergmann 2018-04-27 @148 int update_persistent_clock64(struct timespec64 now) fe599f9fbc5d470 Thomas Gleixner 2008-01-30 149 { 3565184ed0c1ea4 David Vrabel 2013-05-13 150 return x86_platform.set_wallclock(&now); fe599f9fbc5d470 Thomas Gleixner 2008-01-30 151 } fe599f9fbc5d470 Thomas Gleixner 2008-01-30 152 fe599f9fbc5d470 Thomas Gleixner 2008-01-30 153 /* not static: needed by APM */ e27c49291a7fe9d Arnd Bergmann 2018-04-27 @154 void read_persistent_clock64(struct timespec64 *ts) fe599f9fbc5d470 Thomas Gleixner 2008-01-30 155 { 3565184ed0c1ea4 David Vrabel 2013-05-13 156 x86_platform.get_wallclock(ts); fe599f9fbc5d470 Thomas Gleixner 2008-01-30 157 } fe599f9fbc5d470 Thomas Gleixner 2008-01-30 158 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 1 month

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[RFC PATCH] drm/i915/guc/slpc: slpc_decode_min_freq() can be static

by kernel test robot

drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c:217:5: warning: symbol 'slpc_decode_min_freq' was not declared. Should it be static? drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c:229:5: warning: symbol 'slpc_decode_max_freq' was not declared. Should it be static? Reported-by: kernel test robot <lkp(a)intel.com> Signed-off-by: kernel test robot <lkp(a)intel.com> --- intel_guc_slpc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c index 48db2a8f67d1d..372606a451451 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c @@ -214,7 +214,7 @@ int intel_guc_slpc_init(struct intel_guc_slpc *slpc) return slpc_shared_data_init(slpc); } -u32 slpc_decode_min_freq(struct intel_guc_slpc *slpc) +static u32 slpc_decode_min_freq(struct intel_guc_slpc *slpc) { struct slpc_shared_data *data = slpc->vaddr; @@ -226,7 +226,7 @@ u32 slpc_decode_min_freq(struct intel_guc_slpc *slpc) GT_FREQUENCY_MULTIPLIER, GEN9_FREQ_SCALER); } -u32 slpc_decode_max_freq(struct intel_guc_slpc *slpc) +static u32 slpc_decode_max_freq(struct intel_guc_slpc *slpc) { struct slpc_shared_data *data = slpc->vaddr;

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