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Diffstat (limited to 'kernel/pid.c')
-rw-r--r--kernel/pid.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/kernel/pid.c b/kernel/pid.c
index 78f2aee90f54..d3ad724afa83 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -360,16 +360,11 @@ struct pid *find_ge_pid(int nr)
}
EXPORT_SYMBOL_GPL(find_get_pid);
-int copy_pid_ns(int flags, struct task_struct *tsk)
+struct pid_namespace *copy_pid_ns(int flags, struct pid_namespace *old_ns)
{
- struct pid_namespace *old_ns = tsk->nsproxy->pid_ns;
- int err = 0;
-
- if (!old_ns)
- return 0;
-
+ BUG_ON(!old_ns);
get_pid_ns(old_ns);
- return err;
+ return old_ns;
}
void free_pid_ns(struct kref *kref)
@@ -412,7 +407,5 @@ void __init pidmap_init(void)
set_bit(0, init_pid_ns.pidmap[0].page);
atomic_dec(&init_pid_ns.pidmap[0].nr_free);
- pid_cachep = kmem_cache_create("pid", sizeof(struct pid),
- __alignof__(struct pid),
- SLAB_PANIC, NULL, NULL);
+ pid_cachep = KMEM_CACHE(pid, SLAB_PANIC);
}