diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-04-14 11:32:23 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-14 11:32:30 +0200 |
| commit | 05cfbd66d07c44865983c8b65ae9d0037d874206 (patch) | |
| tree | 084b665cc97b47d1592fe76ea0a39a7753288a02 /include/linux/tracehook.h | |
| parent | 31c9a24ec82926fcae49483e53566d231e705057 (diff) | |
| parent | ef631b0ca01655d24e9ca7e199262c4a46416a26 (diff) | |
Merge branch 'core/urgent' into core/rcu
Merge reason: new patches to be queued up depend on:
ef631b0: rcu: Make hierarchical RCU less IPI-happy
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/tracehook.h')
| -rw-r--r-- | include/linux/tracehook.h | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h index 6186a789d6c7..c7aa154f4bfc 100644 --- a/include/linux/tracehook.h +++ b/include/linux/tracehook.h @@ -388,17 +388,14 @@ static inline void tracehook_signal_handler(int sig, siginfo_t *info, * tracehook_consider_ignored_signal - suppress short-circuit of ignored signal * @task: task receiving the signal * @sig: signal number being sent - * @handler: %SIG_IGN or %SIG_DFL * * Return zero iff tracing doesn't care to examine this ignored signal, * so it can short-circuit normal delivery and never even get queued. - * Either @handler is %SIG_DFL and @sig's default is ignore, or it's %SIG_IGN. * * Called with @task->sighand->siglock held. */ static inline int tracehook_consider_ignored_signal(struct task_struct *task, - int sig, - void __user *handler) + int sig) { return (task_ptrace(task) & PT_PTRACED) != 0; } @@ -407,19 +404,17 @@ static inline int tracehook_consider_ignored_signal(struct task_struct *task, * tracehook_consider_fatal_signal - suppress special handling of fatal signal * @task: task receiving the signal * @sig: signal number being sent - * @handler: %SIG_DFL or %SIG_IGN * * Return nonzero to prevent special handling of this termination signal. - * Normally @handler is %SIG_DFL. It can be %SIG_IGN if @sig is ignored, - * in which case force_sig() is about to reset it to %SIG_DFL. + * Normally handler for signal is %SIG_DFL. It can be %SIG_IGN if @sig is + * ignored, in which case force_sig() is about to reset it to %SIG_DFL. * When this returns zero, this signal might cause a quick termination * that does not give the debugger a chance to intercept the signal. * * Called with or without @task->sighand->siglock held. */ static inline int tracehook_consider_fatal_signal(struct task_struct *task, - int sig, - void __user *handler) + int sig) { return (task_ptrace(task) & PT_PTRACED) != 0; } @@ -507,7 +502,7 @@ static inline int tracehook_notify_jctl(int notify, int why) static inline int tracehook_notify_death(struct task_struct *task, void **death_cookie, int group_dead) { - if (task->exit_signal == -1) + if (task_detached(task)) return task->ptrace ? SIGCHLD : DEATH_REAP; /* |