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signal: Remove has_group_leader_pid

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After the introduction of exchange_tids has_group_leader_pid is
equivalent to thread_group_leader.  After the last couple of cleanups
has_group_leader_pid has no more callers.

So remove the now unused and redundant has_group_leader_pid.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman 2020-04-26 07:59:55 -05:00
parent 610b818856
commit bbd40fc481
1 changed files with 0 additions and 11 deletions
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11
include/linux/sched/signal.h
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@ -654,17 +654,6 @@ static inline bool thread_group_leader(struct task_struct *p)
return p->exit_signal >= 0;
}
/* Do to the insanities of de_thread it is possible for a process
* to have the pid of the thread group leader without actually being
* the thread group leader. For iteration through the pids in proc
* all we care about is that we have a task with the appropriate
* pid, we don't actually care if we have the right task.
*/
static inline bool has_group_leader_pid(struct task_struct *p)
{
return task_pid(p) == task_tgid(p);
}
static inline
bool same_thread_group(struct task_struct *p1, struct task_struct *p2)
{