libvirt/SOURCES/libvirt-vircgroup-extract-virCgroupV1SetMemory.patch
2021-09-10 11:57:18 +00:00

130 lines
4.4 KiB
Diff

From 75e53d9323c069ece39b40a99675425967ac2d62 Mon Sep 17 00:00:00 2001
Message-Id: <75e53d9323c069ece39b40a99675425967ac2d62@dist-git>
From: Pavel Hrdina <phrdina@redhat.com>
Date: Mon, 1 Jul 2019 17:06:49 +0200
Subject: [PATCH] vircgroup: extract virCgroupV1SetMemory
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Reviewed-by: Fabiano Fidêncio <fidencio@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
(cherry picked from commit 53f43deb0dfa666cb8c614cabbf5add075ccc33f)
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Message-Id: <d24181f343e9a9ca60165d1f936cc9ec9c0616ec.1561993100.git.phrdina@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/util/vircgroup.c | 20 +-------------------
src/util/vircgroupbackend.h | 6 ++++++
src/util/vircgroupv1.c | 28 ++++++++++++++++++++++++++++
3 files changed, 35 insertions(+), 19 deletions(-)
diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
index 684bce4997..4053c65939 100644
--- a/src/util/vircgroup.c
+++ b/src/util/vircgroup.c
@@ -1593,25 +1593,7 @@ virCgroupGetMemoryUnlimitedKB(void)
int
virCgroupSetMemory(virCgroupPtr group, unsigned long long kb)
{
- unsigned long long maxkb = VIR_DOMAIN_MEMORY_PARAM_UNLIMITED;
-
- if (kb > maxkb) {
- virReportError(VIR_ERR_INVALID_ARG,
- _("Memory '%llu' must be less than %llu"),
- kb, maxkb);
- return -1;
- }
-
- if (kb == maxkb)
- return virCgroupSetValueI64(group,
- VIR_CGROUP_CONTROLLER_MEMORY,
- "memory.limit_in_bytes",
- -1);
- else
- return virCgroupSetValueU64(group,
- VIR_CGROUP_CONTROLLER_MEMORY,
- "memory.limit_in_bytes",
- kb << 10);
+ VIR_CGROUP_BACKEND_CALL(group, setMemory, -1, kb);
}
diff --git a/src/util/vircgroupbackend.h b/src/util/vircgroupbackend.h
index 67e795a2b7..e1f75c5c31 100644
--- a/src/util/vircgroupbackend.h
+++ b/src/util/vircgroupbackend.h
@@ -210,6 +210,10 @@ typedef int
const char *path,
unsigned long long *wbps);
+typedef int
+(*virCgroupSetMemoryCB)(virCgroupPtr group,
+ unsigned long long kb);
+
struct _virCgroupBackend {
virCgroupBackendType type;
@@ -248,6 +252,8 @@ struct _virCgroupBackend {
virCgroupGetBlkioDeviceReadBpsCB getBlkioDeviceReadBps;
virCgroupSetBlkioDeviceWriteBpsCB setBlkioDeviceWriteBps;
virCgroupGetBlkioDeviceWriteBpsCB getBlkioDeviceWriteBps;
+
+ virCgroupSetMemoryCB setMemory;
};
typedef struct _virCgroupBackend virCgroupBackend;
typedef virCgroupBackend *virCgroupBackendPtr;
diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
index c044414dfd..17a4d67972 100644
--- a/src/util/vircgroupv1.c
+++ b/src/util/vircgroupv1.c
@@ -1378,6 +1378,32 @@ virCgroupV1GetBlkioDeviceWriteBps(virCgroupPtr group,
}
+static int
+virCgroupV1SetMemory(virCgroupPtr group,
+ unsigned long long kb)
+{
+ unsigned long long maxkb = VIR_DOMAIN_MEMORY_PARAM_UNLIMITED;
+
+ if (kb > maxkb) {
+ virReportError(VIR_ERR_INVALID_ARG,
+ _("Memory '%llu' must be less than %llu"),
+ kb, maxkb);
+ return -1;
+ }
+
+ if (kb == maxkb)
+ return virCgroupSetValueI64(group,
+ VIR_CGROUP_CONTROLLER_MEMORY,
+ "memory.limit_in_bytes",
+ -1);
+ else
+ return virCgroupSetValueU64(group,
+ VIR_CGROUP_CONTROLLER_MEMORY,
+ "memory.limit_in_bytes",
+ kb << 10);
+}
+
+
virCgroupBackend virCgroupV1Backend = {
.type = VIR_CGROUP_BACKEND_TYPE_V1,
@@ -1414,6 +1440,8 @@ virCgroupBackend virCgroupV1Backend = {
.getBlkioDeviceReadBps = virCgroupV1GetBlkioDeviceReadBps,
.setBlkioDeviceWriteBps = virCgroupV1SetBlkioDeviceWriteBps,
.getBlkioDeviceWriteBps = virCgroupV1GetBlkioDeviceWriteBps,
+
+ .setMemory = virCgroupV1SetMemory,
};
--
2.22.0