On Mon, Aug 08, 2011 at 01:45:01PM -0400, Josh Boyer wrote: > Yep. I'm fixing it now. It'll be included in the 3.0.1 build I submit > to updates-testing later today. FWIW this series breakes the build on powerpc (probably all !x86) The problem is that TIF_SYSCALL_EMU is referenced in tracehook.h but is only defined on x86. I applied the following hack locally. ---- diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h index ac833de..11a18b6 100644 --- a/include/linux/tracehook.h +++ b/include/linux/tracehook.h @@ -69,6 +69,14 @@ static inline int tracehook_expect_breakpoints(struct task_struct *task) return (task_ptrace(task) & PT_PTRACED) != 0; } +static inline int is_syscall_emu(void) +{ +#ifdef TIF_SYSCALL_EMU + return test_thread_flag(TIF_SYSCALL_EMU); +#else + return 0; +#endif +} /* * ptrace report for syscall entry and exit looks identical. */ @@ -76,7 +84,7 @@ static inline void ptrace_report_syscall(struct pt_regs *regs) { int ptrace = task_ptrace(current); - if (!(ptrace & PT_SYSCALL_TRACE) && !test_thread_flag(TIF_SYSCALL_EMU)) + if (!(ptrace & PT_SYSCALL_TRACE) && !is_syscall_emu()) return; ptrace_notify(SIGTRAP | ((ptrace & PT_TRACESYSGOOD) ? 0x80 : 0)); ---- Yours Tony _______________________________________________ kernel mailing list kernel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/kernel