libvirt/SOURCES/libvirt-util-enable-cgroups-v2-cpuset-controller-for-threads.patch

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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
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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