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-rw-r--r--fs/exec.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 282240afe99e..be923e4bc389 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -760,7 +760,7 @@ static int de_thread(struct task_struct *tsk)
*/
read_lock(&tasklist_lock);
spin_lock_irq(lock);
- if (sig->flags & SIGNAL_GROUP_EXIT) {
+ if (signal_group_exit(sig)) {
/*
* Another group action in progress, just
* return so that the signal is processed.
@@ -778,6 +778,7 @@ static int de_thread(struct task_struct *tsk)
if (unlikely(tsk->group_leader == task_child_reaper(tsk)))
task_active_pid_ns(tsk)->child_reaper = tsk;
+ sig->group_exit_task = tsk;
zap_other_threads(tsk);
read_unlock(&tasklist_lock);
@@ -802,7 +803,6 @@ static int de_thread(struct task_struct *tsk)
}
sig->notify_count = count;
- sig->group_exit_task = tsk;
while (atomic_read(&sig->count) > count) {
__set_current_state(TASK_UNINTERRUPTIBLE);
spin_unlock_irq(lock);
@@ -871,15 +871,10 @@ static int de_thread(struct task_struct *tsk)
leader->exit_state = EXIT_DEAD;
write_unlock_irq(&tasklist_lock);
- }
+ }
sig->group_exit_task = NULL;
sig->notify_count = 0;
- /*
- * There may be one thread left which is just exiting,
- * but it's safe to stop telling the group to kill themselves.
- */
- sig->flags = 0;
no_thread_group:
exit_itimers(sig);
@@ -947,12 +942,13 @@ static void flush_old_files(struct files_struct * files)
spin_unlock(&files->file_lock);
}
-void get_task_comm(char *buf, struct task_struct *tsk)
+char *get_task_comm(char *buf, struct task_struct *tsk)
{
/* buf must be at least sizeof(tsk->comm) in size */
task_lock(tsk);
strncpy(buf, tsk->comm, sizeof(tsk->comm));
task_unlock(tsk);
+ return buf;
}
void set_task_comm(struct task_struct *tsk, char *buf)
@@ -1548,7 +1544,7 @@ static inline int zap_threads(struct task_struct *tsk, struct mm_struct *mm,
int err = -EAGAIN;
spin_lock_irq(&tsk->sighand->siglock);
- if (!(tsk->signal->flags & SIGNAL_GROUP_EXIT)) {
+ if (!signal_group_exit(tsk->signal)) {
tsk->signal->group_exit_code = exit_code;
zap_process(tsk);
err = 0;