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    Subject[patch 1/14] x86, ptrace: add arch_ptrace_report_exit
    Add an arch_ variant to report a task exit.
    Move the ptrace report exit code from tracehook.h to ptrace.h.


    Signed-off-by: Markus Metzger <markus.t.metzger@intel.com>
    ---

    Index: git-tip/include/linux/ptrace.h
    ===================================================================
    --- git-tip.orig/include/linux/ptrace.h 2009-03-23 10:45:30.000000000 +0100
    +++ git-tip/include/linux/ptrace.h 2009-03-23 11:31:21.000000000 +0100
    @@ -335,6 +335,23 @@ static inline void user_enable_block_ste
    #define arch_ptrace_fork(child, clone_flags) do { } while (0)
    #endif

    +#ifndef arch_ptrace_report_exit
    +/**
    + * arch_ptrace_report_exit - Do machine specific work for exiting ptraced tasks
    + * @exit_code: current->exit_code value
    + *
    + * This is called early from do_exit() with no locks held after we notified the
    + * ptracer.
    + */
    +#define arch_ptrace_report_exit(exit_code) do { } while (0)
    +#endif
    +
    +static inline void ptrace_report_exit(long *exit_code)
    +{
    + ptrace_event(PT_TRACE_EXIT, PTRACE_EVENT_EXIT, *exit_code);
    + arch_ptrace_report_exit(*exit_code);
    +}
    +
    extern int task_current_syscall(struct task_struct *target, long *callno,
    unsigned long args[6], unsigned int maxargs,
    unsigned long *sp, unsigned long *pc);
    Index: git-tip/include/linux/tracehook.h
    ===================================================================
    --- git-tip.orig/include/linux/tracehook.h 2009-03-23 10:45:30.000000000 +0100
    +++ git-tip/include/linux/tracehook.h 2009-03-23 11:31:21.000000000 +0100
    @@ -211,7 +211,7 @@ static inline void tracehook_report_exec
    */
    static inline void tracehook_report_exit(long *exit_code)
    {
    - ptrace_event(PT_TRACE_EXIT, PTRACE_EVENT_EXIT, *exit_code);
    + ptrace_report_exit(exit_code);
    }

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