ANDROID: quick selinux support for tracefs

Here is just the quick fix for tracefs with selinux.
just add tracefs to the list of whitelisted filesystem
types in selinux_is_sblabel_mnt(), but the right fix would be to
generalize this logic as described in the last item on the todo list,
https://bitbucket.org/seandroid/wiki/wiki/ToDo

Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>

Bug: None
Patchset: selinux-tracefs

Signed-off-by: Mattias Nissler <mnissler@google.com>
Change-Id: I141d016ea4931911414ae8555afc8f3d76f8fcfb
1 file changed