Hi NIIBE, Thank you for the patch! Yet something to improve:
[auto build test ERROR on v4.16-rc4] [also build test ERROR on next-20180320] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/NIIBE-Yutaka/Unblocked-by-fake_signal_wake_up-then-real-signal/20180321-051147 config: um-x86_64_defconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=um SUBARCH=x86_64 All errors (new ones prefixed by >>): In file included from arch/um/kernel/irq.c:17:0: >> arch/um/include/shared/kern_util.h:26:13: error: conflicting types for >> 'do_signal' extern void do_signal(struct pt_regs *regs); ^~~~~~~~~ In file included from include/uapi/linux/signal.h:5:0, from include/linux/signal_types.h:10, from include/linux/sched.h:27, from include/linux/kernel_stat.h:10, from arch/um/kernel/irq.c:11: arch/x86/include/asm/signal.h:38:12: note: previous declaration of 'do_signal' was here extern int do_signal(struct pt_regs *regs); ^~~~~~~~~ -- In file included from arch/um/kernel/signal.c:13:0: >> arch/um/include/shared/kern_util.h:26:13: error: conflicting types for >> 'do_signal' extern void do_signal(struct pt_regs *regs); ^~~~~~~~~ In file included from include/uapi/linux/signal.h:5:0, from include/linux/signal_types.h:10, from include/linux/sched.h:27, from include/linux/ptrace.h:6, from arch/um/kernel/signal.c:7: arch/x86/include/asm/signal.h:38:12: note: previous declaration of 'do_signal' was here extern int do_signal(struct pt_regs *regs); ^~~~~~~~~ >> arch/um/kernel/signal.c:67:6: error: conflicting types for 'do_signal' void do_signal(struct pt_regs *regs) ^~~~~~~~~ In file included from include/uapi/linux/signal.h:5:0, from include/linux/signal_types.h:10, from include/linux/sched.h:27, from include/linux/ptrace.h:6, from arch/um/kernel/signal.c:7: arch/x86/include/asm/signal.h:38:12: note: previous declaration of 'do_signal' was here extern int do_signal(struct pt_regs *regs); ^~~~~~~~~ vim +/do_signal +26 arch/um/include/shared/kern_util.h edea13858 arch/um/include/kern_util.h Jeff Dike 2008-02-04 24 ccaee5f85 arch/um/include/shared/kern_util.h Ingo Molnar 2015-07-03 25 struct pt_regs; ccaee5f85 arch/um/include/shared/kern_util.h Ingo Molnar 2015-07-03 @26 extern void do_signal(struct pt_regs *regs); edea13858 arch/um/include/kern_util.h Jeff Dike 2008-02-04 27 extern void interrupt_end(void); d3c1cfcdb arch/um/include/shared/kern_util.h Martin Pärtel 2012-08-02 28 extern void relay_signal(int sig, struct siginfo *si, struct uml_pt_regs *regs); edea13858 arch/um/include/kern_util.h Jeff Dike 2008-02-04 29 :::::: The code at line 26 was first introduced by commit :::::: ccaee5f851470dec6894a6835b6fadffc2bb7514 um: Fix do_signal() prototype :::::: TO: Ingo Molnar <mi...@kernel.org> :::::: CC: Ingo Molnar <mi...@kernel.org> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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