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Date: Fri, 5 Nov 2021 23:35:11 +0800
From: kernel test robot <lkp@...el.com>
To: André Almeida <andrealmeid@...labora.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org, Peter Zijlstra <peterz@...radead.org>
Subject: <stdin>:1557:2: warning: syscall futex_waitv not implemented
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: d4439a1189f93d0ac1eaf0197db8e6b3e197d5c7
commit: 039c0ec9bb77446d7ada7f55f90af9299b28ca49 futex,x86: Wire up sys_futex_waitv()
date: 4 weeks ago
config: mips-randconfig-r012-20211004 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 58b68e70ebf6308f982426a2618782f473218eed)
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 mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=039c0ec9bb77446d7ada7f55f90af9299b28ca49
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 039c0ec9bb77446d7ada7f55f90af9299b28ca49
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=mips
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for function 'output_ptreg_defines' [-Wmissing-prototypes]
void output_ptreg_defines(void)
^
arch/mips/kernel/asm-offsets.c:26:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_ptreg_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for function 'output_task_defines' [-Wmissing-prototypes]
void output_task_defines(void)
^
arch/mips/kernel/asm-offsets.c:78:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_task_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:92:6: warning: no previous prototype for function 'output_thread_info_defines' [-Wmissing-prototypes]
void output_thread_info_defines(void)
^
arch/mips/kernel/asm-offsets.c:92:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_info_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:108:6: warning: no previous prototype for function 'output_thread_defines' [-Wmissing-prototypes]
void output_thread_defines(void)
^
arch/mips/kernel/asm-offsets.c:108:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:136:6: warning: no previous prototype for function 'output_thread_fpu_defines' [-Wmissing-prototypes]
void output_thread_fpu_defines(void)
^
arch/mips/kernel/asm-offsets.c:136:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_thread_fpu_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:179:6: warning: no previous prototype for function 'output_mm_defines' [-Wmissing-prototypes]
void output_mm_defines(void)
^
arch/mips/kernel/asm-offsets.c:179:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_mm_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:240:6: warning: no previous prototype for function 'output_sc_defines' [-Wmissing-prototypes]
void output_sc_defines(void)
^
arch/mips/kernel/asm-offsets.c:240:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_sc_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:253:6: warning: no previous prototype for function 'output_signal_defined' [-Wmissing-prototypes]
void output_signal_defined(void)
^
arch/mips/kernel/asm-offsets.c:253:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_signal_defined(void)
^
static
arch/mips/kernel/asm-offsets.c:292:6: warning: no previous prototype for function 'output_octeon_cop2_state_defines' [-Wmissing-prototypes]
void output_octeon_cop2_state_defines(void)
^
arch/mips/kernel/asm-offsets.c:292:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_octeon_cop2_state_defines(void)
^
static
arch/mips/kernel/asm-offsets.c:346:6: warning: no previous prototype for function 'output_kvm_defines' [-Wmissing-prototypes]
void output_kvm_defines(void)
^
arch/mips/kernel/asm-offsets.c:346:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void output_kvm_defines(void)
^
static
10 warnings generated.
>> <stdin>:1557:2: warning: syscall futex_waitv not implemented [-W#warnings]
#warning syscall futex_waitv not implemented
^
1 warning generated.
>> <stdin>:1557:2: warning: syscall futex_waitv not implemented [-W#warnings]
#warning syscall futex_waitv not implemented
^
1 warning generated.
clang-14: error: unsupported argument '-mfix-cn63xxp1' to option 'Wa,'
make[2]: *** [scripts/Makefile.build:277: scripts/mod/empty.o] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1224: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:219: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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