Dave, I'm afraid I can confuse you again.
So, as Tony pointed out, both utrace-3.0 and utrace-3.1 need
this fix, to fix the build on !x86 platform.
This is for utrace-3.0, I'll send the same patch in reply to
"[PATCH 0/31] utrace for 3.1 kernel".
Or should I do something else?
On 08/09, Oleg Nesterov wrote:
>
> From: Tony Breeds <tony@xxxxxxxxxxxxxxxxxx>
>
> TIF_SYSCALL_EMU is x86 only, add ifdef into ptrace_report_syscall().
>
> Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
> ---
> include/linux/tracehook.h | 8 ++++++--
> 1 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h
> index ac833de..d5baf86 100644
> --- a/include/linux/tracehook.h
> +++ b/include/linux/tracehook.h
> @@ -76,8 +76,12 @@ 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))
> - return;
> + if (!(ptrace & PT_SYSCALL_TRACE)) {
> +#ifdef TIF_SYSCALL_EMU
> + if (!test_thread_flag(TIF_SYSCALL_EMU))
> +#endif
> + return;
> + }
>
> ptrace_notify(SIGTRAP | ((ptrace & PT_TRACESYSGOOD) ? 0x80 : 0));
>
> --
> 1.5.5.1
>
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