From 77eb53c13d2d9a641143cc374f8262c2cb004120 Mon Sep 17 00:00:00 2001

Message-Id: <77eb53c13d2d9a641143cc374f8262c2cb004120@dist-git>

From: Pavel Hrdina <phrdina@redhat.com>

Date: Mon, 1 Jul 2019 17:08:14 +0200

Subject: [PATCH] util: enable cgroups v2 cpuset controller for threads

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When we create cgroup for qemu threads we need to enable cpuset

controller in order to use it.

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>

(cherry picked from commit a6aedcf39bd3212a3cd624b765bb724fd36d6a8a)

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>

Message-Id: <1dfb136ea7a417fdcc03b84c59bb364a75e24d52.1561993100.git.phrdina@redhat.com>

Reviewed-by: Ján Tomko <jtomko@redhat.com>

---

 src/util/vircgroupv2.c | 6 ++++++

 1 file changed, 6 insertions(+)

diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c

index ef1f286726..04638c4e50 100644

--- a/src/util/vircgroupv2.c

+++ b/src/util/vircgroupv2.c

@@ -401,6 +401,12 @@ virCgroupV2MakeGroup(virCgroupPtr parent ATTRIBUTE_UNUSED,

                                             VIR_CGROUP_CONTROLLER_CPU) < 0) {

                 return -1;

             }

+

+            if (virCgroupV2HasController(parent, VIR_CGROUP_CONTROLLER_CPUSET) &&

+                virCgroupV2EnableController(parent,

+                                            VIR_CGROUP_CONTROLLER_CPUSET) < 0) {

+                return -1;

+            }

         } else {

             size_t i;

             for (i = 0; i < VIR_CGROUP_CONTROLLER_LAST; i++) {

-- 

2.22.0