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[PATCH] cleanup next_tid()

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Try to make next_tid() a bit more readable and deletes unnecessary
"pid_alive(pos)" check.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Oleg Nesterov 2006-06-26 00:26:02 -07:00 committed by Linus Torvalds
parent a872ff0cb2
commit c1df7fb88a
1 changed files with 7 additions and 7 deletions
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14
fs/proc/base.c
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@ -2267,15 +2267,15 @@ out:
*/
static struct task_struct *next_tid(struct task_struct *start)
{
struct task_struct *pos;
struct task_struct *pos = NULL;
rcu_read_lock();
pos = start;
if (pid_alive(start))
if (pid_alive(start)) {
pos = next_thread(start);
if (pid_alive(pos) && (pos != start->group_leader))
get_task_struct(pos);
else
pos = NULL;
if (thread_group_leader(pos))
pos = NULL;
else
get_task_struct(pos);
}
rcu_read_unlock();
put_task_struct(start);
return pos;