libvirt/SOURCES/libvirt-vircgroup-extract-virCgroupV1-Set-Get-CpuShares.patch
2021-09-10 11:57:18 +00:00

124 lines
3.9 KiB
Diff

From 86865e9638ec63808b1f68e4bd9b4896b5438ece Mon Sep 17 00:00:00 2001
Message-Id: <86865e9638ec63808b1f68e4bd9b4896b5438ece@dist-git>
From: Pavel Hrdina <phrdina@redhat.com>
Date: Mon, 1 Jul 2019 17:06:56 +0200
Subject: [PATCH] vircgroup: extract virCgroupV1(Set|Get)CpuShares
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 857aac1f55bc1c44be4c03c4b721632caedd2a23)
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Message-Id: <d43fdbd54cb3c387df54c11d2bd24483c717bd5a.1561993100.git.phrdina@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/util/vircgroup.c | 8 ++------
src/util/vircgroupbackend.h | 11 +++++++++++
src/util/vircgroupv1.c | 23 +++++++++++++++++++++++
3 files changed, 36 insertions(+), 6 deletions(-)
diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
index 67c68f3dc6..953e353ec3 100644
--- a/src/util/vircgroup.c
+++ b/src/util/vircgroup.c
@@ -2205,18 +2205,14 @@ virCgroupGetDomainTotalCpuStats(virCgroupPtr group,
int
virCgroupSetCpuShares(virCgroupPtr group, unsigned long long shares)
{
- return virCgroupSetValueU64(group,
- VIR_CGROUP_CONTROLLER_CPU,
- "cpu.shares", shares);
+ VIR_CGROUP_BACKEND_CALL(group, setCpuShares, -1, shares);
}
int
virCgroupGetCpuShares(virCgroupPtr group, unsigned long long *shares)
{
- return virCgroupGetValueU64(group,
- VIR_CGROUP_CONTROLLER_CPU,
- "cpu.shares", shares);
+ VIR_CGROUP_BACKEND_CALL(group, getCpuShares, -1, shares);
}
diff --git a/src/util/vircgroupbackend.h b/src/util/vircgroupbackend.h
index 436c83f6fa..54fbead8a2 100644
--- a/src/util/vircgroupbackend.h
+++ b/src/util/vircgroupbackend.h
@@ -276,6 +276,14 @@ typedef int
typedef int
(*virCgroupDenyAllDevicesCB)(virCgroupPtr group);
+typedef int
+(*virCgroupSetCpuSharesCB)(virCgroupPtr group,
+ unsigned long long shares);
+
+typedef int
+(*virCgroupGetCpuSharesCB)(virCgroupPtr group,
+ unsigned long long *shares);
+
struct _virCgroupBackend {
virCgroupBackendType type;
@@ -330,6 +338,9 @@ struct _virCgroupBackend {
virCgroupDenyDeviceCB denyDevice;
virCgroupAllowAllDevicesCB allowAllDevices;
virCgroupDenyAllDevicesCB denyAllDevices;
+
+ virCgroupSetCpuSharesCB setCpuShares;
+ virCgroupGetCpuSharesCB getCpuShares;
};
typedef struct _virCgroupBackend virCgroupBackend;
typedef virCgroupBackend *virCgroupBackendPtr;
diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
index 34393812d2..537845bafe 100644
--- a/src/util/vircgroupv1.c
+++ b/src/util/vircgroupv1.c
@@ -1766,6 +1766,26 @@ virCgroupV1DenyAllDevices(virCgroupPtr group)
}
+static int
+virCgroupV1SetCpuShares(virCgroupPtr group,
+ unsigned long long shares)
+{
+ return virCgroupSetValueU64(group,
+ VIR_CGROUP_CONTROLLER_CPU,
+ "cpu.shares", shares);
+}
+
+
+static int
+virCgroupV1GetCpuShares(virCgroupPtr group,
+ unsigned long long *shares)
+{
+ return virCgroupGetValueU64(group,
+ VIR_CGROUP_CONTROLLER_CPU,
+ "cpu.shares", shares);
+}
+
+
virCgroupBackend virCgroupV1Backend = {
.type = VIR_CGROUP_BACKEND_TYPE_V1,
@@ -1818,6 +1838,9 @@ virCgroupBackend virCgroupV1Backend = {
.denyDevice = virCgroupV1DenyDevice,
.allowAllDevices = virCgroupV1AllowAllDevices,
.denyAllDevices = virCgroupV1DenyAllDevices,
+
+ .setCpuShares = virCgroupV1SetCpuShares,
+ .getCpuShares = virCgroupV1GetCpuShares,
};
--
2.22.0