linux-kernel - [PATCH 13/26] wait: Remove unused delay_group

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Date:   Tue,  6 Jun 2017 14:03:25 -0500
From:   "Eric W. Biederman" <ebiederm@...ssion.com>
To:     linux-kernel@...r.kernel.org
Cc:     linux-api@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Oleg Nesterov <oleg@...hat.com>,
        Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Kees Cook <keescook@...omium.org>,
        Roland McGrath <roland@...k.frob.com>,
        Al Viro <viro@...IV.linux.org.uk>,
        David Howells <dhowells@...hat.com>,
        "Michael Kerrisk (man-pages)" <mtk.manpages@...il.com>,
        "Eric W. Biederman" <ebiederm@...ssion.com>
Subject: [PATCH 13/26] wait: Remove unused delay_group_leader

Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>
---
 include/linux/sched/signal.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
index c06d63b3a583..0cc626dd79a8 100644
--- a/include/linux/sched/signal.h
+++ b/include/linux/sched/signal.h
@@ -565,9 +565,6 @@ static inline int thread_group_empty(struct task_struct *p)
 	return list_empty(&p->thread_group);
 }
 
-#define delay_group_leader(p) \
-		(thread_group_leader(p) && !thread_group_empty(p))
-
 extern struct sighand_struct *__lock_task_sighand(struct task_struct *tsk,
 							unsigned long *flags);
 
-- 
2.10.1