Provided by: linux-doc-2.6.15_2.6.15-23.39_all bug

NAME

       ipc_schedule_free - free ipc + rcu space

SYNOPSIS

       void ipc_schedule_free  (struct rcu_head * head);

ARGUMENTS

       head   RCU callback structure for queued work

DESCRIPTION

       Since RCU callback function is called in bh, we need to defer the vfree
       to schedule_work