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| author | Roland McGrath <roland@redhat.com> | 2008-07-25 19:45:47 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-26 12:00:08 -0700 |
| commit | daded34be96b1975ff8539ff62ad8b158ce7d842 (patch) | |
| tree | 8cab5e809e513efd1a403e587a53a1e75365d1fc /include | |
| parent | 09a05394fe2448a4139b014936330af23fa7ec83 (diff) | |
| download | linux-3.10-daded34be96b1975ff8539ff62ad8b158ce7d842.tar.gz linux-3.10-daded34be96b1975ff8539ff62ad8b158ce7d842.tar.bz2 linux-3.10-daded34be96b1975ff8539ff62ad8b158ce7d842.zip | |
tracehook: vfork-done
This moves the PTRACE_EVENT_VFORK_DONE tracing into a tracehook.h inline,
tracehook_report_vfork_done(). The change has no effect, just clean-up.
Signed-off-by: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Reviewed-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/tracehook.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h index 3ebc58b5976..830e6e16097 100644 --- a/include/linux/tracehook.h +++ b/include/linux/tracehook.h @@ -210,4 +210,22 @@ static inline void tracehook_report_clone_complete(int trace, ptrace_event(0, trace, pid); } +/** + * tracehook_report_vfork_done - vfork parent's child has exited or exec'd + * @child: child task, already running + * @pid: new child's PID in the parent's namespace + * + * Called after a %CLONE_VFORK parent has waited for the child to complete. + * The clone/vfork system call will return immediately after this. + * The @child pointer may be invalid if a self-reaping child died and + * tracehook_report_clone() took no action to prevent it from self-reaping. + * + * Called with no locks held. + */ +static inline void tracehook_report_vfork_done(struct task_struct *child, + pid_t pid) +{ + ptrace_event(PT_TRACE_VFORK_DONE, PTRACE_EVENT_VFORK_DONE, pid); +} + #endif /* <linux/tracehook.h> */ |