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From 86865e9638ec63808b1f68e4bd9b4896b5438ece Mon Sep 17 00:00:00 2001
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Message-Id: <86865e9638ec63808b1f68e4bd9b4896b5438ece@dist-git>
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From: Pavel Hrdina <phrdina@redhat.com>
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Date: Mon, 1 Jul 2019 17:06:56 +0200
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Subject: [PATCH] vircgroup: extract virCgroupV1(Set|Get)CpuShares
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Reviewed-by: Fabiano Fidêncio <fidencio@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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(cherry picked from commit 857aac1f55bc1c44be4c03c4b721632caedd2a23)
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Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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Message-Id: <d43fdbd54cb3c387df54c11d2bd24483c717bd5a.1561993100.git.phrdina@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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---
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src/util/vircgroup.c | 8 ++------
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src/util/vircgroupbackend.h | 11 +++++++++++
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src/util/vircgroupv1.c | 23 +++++++++++++++++++++++
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3 files changed, 36 insertions(+), 6 deletions(-)
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diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
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index 67c68f3dc6..953e353ec3 100644
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--- a/src/util/vircgroup.c
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+++ b/src/util/vircgroup.c
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@@ -2205,18 +2205,14 @@ virCgroupGetDomainTotalCpuStats(virCgroupPtr group,
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int
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virCgroupSetCpuShares(virCgroupPtr group, unsigned long long shares)
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{
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- return virCgroupSetValueU64(group,
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- VIR_CGROUP_CONTROLLER_CPU,
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- "cpu.shares", shares);
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+ VIR_CGROUP_BACKEND_CALL(group, setCpuShares, -1, shares);
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}
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int
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virCgroupGetCpuShares(virCgroupPtr group, unsigned long long *shares)
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{
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- return virCgroupGetValueU64(group,
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- VIR_CGROUP_CONTROLLER_CPU,
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- "cpu.shares", shares);
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+ VIR_CGROUP_BACKEND_CALL(group, getCpuShares, -1, shares);
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}
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diff --git a/src/util/vircgroupbackend.h b/src/util/vircgroupbackend.h
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index 436c83f6fa..54fbead8a2 100644
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--- a/src/util/vircgroupbackend.h
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+++ b/src/util/vircgroupbackend.h
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@@ -276,6 +276,14 @@ typedef int
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typedef int
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(*virCgroupDenyAllDevicesCB)(virCgroupPtr group);
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+typedef int
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+(*virCgroupSetCpuSharesCB)(virCgroupPtr group,
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+ unsigned long long shares);
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+
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+typedef int
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+(*virCgroupGetCpuSharesCB)(virCgroupPtr group,
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+ unsigned long long *shares);
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+
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struct _virCgroupBackend {
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virCgroupBackendType type;
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@@ -330,6 +338,9 @@ struct _virCgroupBackend {
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virCgroupDenyDeviceCB denyDevice;
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virCgroupAllowAllDevicesCB allowAllDevices;
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virCgroupDenyAllDevicesCB denyAllDevices;
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+
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+ virCgroupSetCpuSharesCB setCpuShares;
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+ virCgroupGetCpuSharesCB getCpuShares;
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};
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typedef struct _virCgroupBackend virCgroupBackend;
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typedef virCgroupBackend *virCgroupBackendPtr;
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diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
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index 34393812d2..537845bafe 100644
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--- a/src/util/vircgroupv1.c
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+++ b/src/util/vircgroupv1.c
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@@ -1766,6 +1766,26 @@ virCgroupV1DenyAllDevices(virCgroupPtr group)
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}
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+static int
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+virCgroupV1SetCpuShares(virCgroupPtr group,
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+ unsigned long long shares)
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+{
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+ return virCgroupSetValueU64(group,
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+ VIR_CGROUP_CONTROLLER_CPU,
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+ "cpu.shares", shares);
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+}
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+
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+
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+static int
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+virCgroupV1GetCpuShares(virCgroupPtr group,
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+ unsigned long long *shares)
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+{
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+ return virCgroupGetValueU64(group,
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+ VIR_CGROUP_CONTROLLER_CPU,
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+ "cpu.shares", shares);
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+}
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+
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+
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virCgroupBackend virCgroupV1Backend = {
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.type = VIR_CGROUP_BACKEND_TYPE_V1,
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@@ -1818,6 +1838,9 @@ virCgroupBackend virCgroupV1Backend = {
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.denyDevice = virCgroupV1DenyDevice,
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.allowAllDevices = virCgroupV1AllowAllDevices,
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.denyAllDevices = virCgroupV1DenyAllDevices,
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+
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+ .setCpuShares = virCgroupV1SetCpuShares,
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+ .getCpuShares = virCgroupV1GetCpuShares,
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};
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--
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2.22.0
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