Hi Kyle, [auto build test WARNING on linus/master] [also build test WARNING on v4.8-rc6] [cannot apply to tip/x86/core next-20160914] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] [Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on] [Check https://git-scm.com/docs/git-format-patch for more information]
url: https://github.com/0day-ci/linux/commits/Kyle-Huey/syscalls-x86-Expose-arch_prctl-on-x86-32/20160915-052851 config: i386-tinyconfig (attached as .config) compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): arch/x86/kernel/process.c: In function 'do_arch_prctl': >> arch/x86/kernel/process.c:578:6: warning: unused variable 'cpu' >> [-Wunused-variable] int cpu; ^~~ >> arch/x86/kernel/process.c:577:6: warning: unused variable 'is_32' >> [-Wunused-variable] int is_32 = IS_ENABLED(CONFIG_IA32_EMULATION) && test_thread_flag(TIF_IA32); ^~~~~ >> arch/x86/kernel/process.c:576:6: warning: unused variable 'doit' >> [-Wunused-variable] int doit = task == current; ^~~~ vim +/cpu +578 arch/x86/kernel/process.c 570 return 0; 571 } 572 573 long do_arch_prctl(struct task_struct *task, int code, unsigned long arg2) 574 { 575 int ret = 0; > 576 int doit = task == current; > 577 int is_32 = IS_ENABLED(CONFIG_IA32_EMULATION) && > test_thread_flag(TIF_IA32); > 578 int cpu; 579 580 switch (code) { 581 #ifdef CONFIG_X86_64 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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