From 0f9d55fe0fbbdc66a5fdc2236c9433aab840a1b9 Mon Sep 17 00:00:00 2001

Message-Id: <0f9d55fe0fbbdc66a5fdc2236c9433aab840a1b9@dist-git>

From: Pavel Hrdina <phrdina@redhat.com>

Date: Mon, 1 Jul 2019 17:07:41 +0200

Subject: [PATCH] vircgroup: introduce virCgroupV2GetMemoryUsage

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

(cherry picked from commit 495f60edcb123a714706f765027ea190f8d20da3)

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

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

Message-Id: <fe7485f1f5e5743721ff623ecddac0d27dbc3f1e.1561993100.git.phrdina@redhat.com>

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

---

 src/util/vircgroupv2.c | 15 +++++++++++++++

 1 file changed, 15 insertions(+)

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

index 1c7854909f..87d357b0a7 100644

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

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

@@ -1116,6 +1116,20 @@ virCgroupV2GetMemoryStat(virCgroupPtr group,

 }

+static int

+virCgroupV2GetMemoryUsage(virCgroupPtr group,

+                          unsigned long *kb)

+{

+    unsigned long long usage_in_bytes;

+    int ret = virCgroupGetValueU64(group,

+                                   VIR_CGROUP_CONTROLLER_MEMORY,

+                                   "memory.current", &usage_in_bytes);

+    if (ret == 0)

+        *kb = (unsigned long) usage_in_bytes >> 10;

+    return ret;

+}

+

+

 virCgroupBackend virCgroupV2Backend = {

     .type = VIR_CGROUP_BACKEND_TYPE_V2,

@@ -1155,6 +1169,7 @@ virCgroupBackend virCgroupV2Backend = {

     .setMemory = virCgroupV2SetMemory,

     .getMemoryStat = virCgroupV2GetMemoryStat,

+    .getMemoryUsage = virCgroupV2GetMemoryUsage,

 };

-- 

2.22.0