diff options
author | Eric W. Biederman <ebiederm@xmission.com> | 2017-09-26 20:45:33 +0300 |
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committer | Eric W. Biederman <ebiederm@xmission.com> | 2018-07-21 18:43:12 +0300 |
commit | 7a36094d61bfe9843de5484ff0140227983ac5d5 (patch) | |
tree | 7ebb9918a753ad3b0c8cd4ed128e7a99c3dd2f99 /include/linux/sched/signal.h | |
parent | 1fb53567a3633740aac8761eb7023dc5671f0edb (diff) | |
download | linux-7a36094d61bfe9843de5484ff0140227983ac5d5.tar.xz |
pids: Compute task_tgid using signal->leader_pid
The cost is the the same and this removes the need
to worry about complications that come from de_thread
and group_leader changing.
__task_pid_nr_ns has been updated to take advantage of this change.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'include/linux/sched/signal.h')
-rw-r--r-- | include/linux/sched/signal.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h index d8ef0a3d2e7e..b95a272c1ab5 100644 --- a/include/linux/sched/signal.h +++ b/include/linux/sched/signal.h @@ -564,6 +564,11 @@ struct pid *task_pid_type(struct task_struct *task, enum pid_type type) return task->pids[type].pid; } +static inline struct pid *task_tgid(struct task_struct *task) +{ + return task->signal->leader_pid; +} + static inline int get_nr_threads(struct task_struct *tsk) { return tsk->signal->nr_threads; |