cgroups: Add the hugetlb, net_cls and pids controllers

Note from WilliamH: I slightly rearranged the code and added the
settings in rc.conf.

X-Gentoo-Bug: 555488
X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=555488

2 files changed, 18 insertions, 0 deletions

diff --git a/etc/rc.conf.Linux b/etc/rc.conf.Linux
index a8ad58b1..f04f96ef 100644
--- a/etc/rc.conf.Linux
+++ b/etc/rc.conf.Linux
@@ -62,12 +62,21 @@ rc_tty_number=12
 # Set the devices controller settings for this service.
 #rc_cgroup_devices=""
 
+# Set the hugetlb controller settings for this service.
+#rc_cgroup_hugetlb=""
+
 # Set the memory controller settings for this service.
 #rc_cgroup_memory=""
 
+# Set the net_cls controller settings for this service.
+#rc_cgroup_net_cls=""
+
 # Set the net_prio controller settings for this service.
 #rc_cgroup_net_prio=""
 
+# Set the pids controller settings for this service.
+#rc_cgroup_pids=""
+
 # Set this to YES if yu want all of the processes in a service's cgroup
 # killed when the service is stopped or restarted.
 # This should not be set globally because it kills all of the service's
diff --git a/sh/rc-cgroup.sh.in b/sh/rc-cgroup.sh.in
index 3f34d179..b49c7115 100644
--- a/sh/rc-cgroup.sh.in
+++ b/sh/rc-cgroup.sh.in
@@ -109,12 +109,21 @@ cgroup_set_limits()
 	local devices="${rc_cgroup_devices:-$RC_CGROUP_DEVICES}"
 	[ -n "$devices" ] && cgroup_set_values devices "$devices"
 
+	local hugetlb="${rc_cgroup_hugetlb:-$RC_CGROUP_HUGETLB}"
+	[ -n "$hugetlb" ] && cgroup_set_values hugetlb "$hugetlb"
+
 	local memory="${rc_cgroup_memory:-$RC_CGROUP_MEMORY}"
 	[ -n "$memory" ] && cgroup_set_values memory "$memory"
 
+	local net_cls="${rc_cgroup_net_cls:-$RC_CGROUP_NET_CLS}"
+	[ -n "$net_cls" ] && cgroup_set_values net_cls "$net_cls"
+
 	local net_prio="${rc_cgroup_net_prio:-$RC_CGROUP_NET_PRIO}"
 	[ -n "$net_prio" ] && cgroup_set_values net_prio "$net_prio"
 
+	local pids="${rc_cgroup_pids:-$RC_CGROUP_PIDS}"
+	[ -n "$pids" ] && cgroup_set_values pids "$pids"
+
 	return 0
 }