From 917d8e2d10f40e28aa9e0d824b2e5b8197d79fc2 Mon Sep 17 00:00:00 2001
From: Aleksa Sarai <cyphar@cyphar.com>
Date: Sat, 13 Jun 2015 03:21:58 +1000
Subject: [PATCH] cgroup: add documentation for the PIDs controller

Add documentation derived from kernel/cgroup_pids.c to the relevant
Documentation/ directory, along with a few examples of how to use the
PIDs controller as well an explanation of its peculiarities.

Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
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