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authorGao feng <gaofeng@cn.fujitsu.com>2012-12-17 16:03:22 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-17 17:15:23 -0800
commita5ba911ec3792168530d35e16a8ec3b6fc60bcb5 (patch)
tree1dbffcb920aabeb12dc166aa11299bbddba8a245 /kernel/pid.c
parentd740269867021faf4ce38a449353d2b986c34a67 (diff)
downloadlinux-a5ba911ec3792168530d35e16a8ec3b6fc60bcb5.tar.gz
pidns: remove unused is_container_init()
Since commit 1cdcbec1a337 ("CRED: Neuter sys_capset()") is_container_init() has no callers. Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com> Cc: David Howells <dhowells@redhat.com> Acked-by: Serge Hallyn <serge.hallyn@canonical.com> Cc: James Morris <jmorris@namei.org> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/pid.c')
-rw-r--r--kernel/pid.c15
1 files changed, 0 insertions, 15 deletions
diff --git a/kernel/pid.c b/kernel/pid.c
index fd996c1ed9f8..a54a1123c7cf 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -81,21 +81,6 @@ struct pid_namespace init_pid_ns = {
};
EXPORT_SYMBOL_GPL(init_pid_ns);
-int is_container_init(struct task_struct *tsk)
-{
- int ret = 0;
- struct pid *pid;
-
- rcu_read_lock();
- pid = task_pid(tsk);
- if (pid != NULL && pid->numbers[pid->level].nr == 1)
- ret = 1;
- rcu_read_unlock();
-
- return ret;
-}
-EXPORT_SYMBOL(is_container_init);
-
/*
* Note: disable interrupts while the pidmap_lock is held as an
* interrupt might come in and do read_lock(&tasklist_lock).