libvirt/SOURCES/libvirt-vircgroup-introduce-virCgroupV2HasController.patch

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From e5f2fdbd6499d97073ad20fe1ea491accecff704 Mon Sep 17 00:00:00 2001
Message-Id: <e5f2fdbd6499d97073ad20fe1ea491accecff704@dist-git>
From: Pavel Hrdina <phrdina@redhat.com>
Date: Mon, 1 Jul 2019 17:07:22 +0200
Subject: [PATCH] vircgroup: introduce virCgroupV2HasController
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
(cherry picked from commit c8f08a5346919b3d963908eb0b61fc077dbdbccd)
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Message-Id: <8dfef2b4c814027c13ab2d693144ec77844bff7a.1561993100.git.phrdina@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/util/vircgroupv2.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c
index c8f2573864..babce95aeb 100644
--- a/src/util/vircgroupv2.c
+++ b/src/util/vircgroupv2.c
@@ -299,6 +299,14 @@ virCgroupV2DetectControllers(virCgroupPtr group,
}
+static bool
+virCgroupV2HasController(virCgroupPtr group,
+ int controller)
+{
+ return group->unified.controllers & (1 << controller);
+}
+
+
virCgroupBackend virCgroupV2Backend = {
.type = VIR_CGROUP_BACKEND_TYPE_V2,
@@ -311,6 +319,7 @@ virCgroupBackend virCgroupV2Backend = {
.validatePlacement = virCgroupV2ValidatePlacement,
.stealPlacement = virCgroupV2StealPlacement,
.detectControllers = virCgroupV2DetectControllers,
+ .hasController = virCgroupV2HasController,
};
--
2.22.0