tree bbb46ba7a8f9d90ee1824456cd579bc5661e179a
parent 72196393a5e3d28c21679e3b745c06dd4a5b24c9
author Todd Kjos <tkjos@android.com> 1498762923 -0700
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1500295704 +0200

binder: add spinlock to protect binder_node

node->node_lock is used to protect elements of node. No
need to acquire for fields that are invariant: debug_id,
ptr, cookie.

Signed-off-by: Todd Kjos <tkjos@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>