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From 36f035a5d6620f5f39f4aec45d4ec1ec0fa7ccbc Mon Sep 17 00:00:00 2001
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Message-Id: <36f035a5d6620f5f39f4aec45d4ec1ec0fa7ccbc@dist-git>
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From: Pavel Hrdina <phrdina@redhat.com>
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Date: Mon, 1 Jul 2019 17:06:59 +0200
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Subject: [PATCH] vircgroup: extract virCgroupV1SupportsCpuBW
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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 d182fac0bb07ff06ca938b40030849f86dfa24f1)
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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: <679862bf39de7fbd81ab5b1e65c61cf578abb944.1561993100.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 | 13 +------------
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src/util/vircgroupbackend.h | 4 ++++
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src/util/vircgroupv1.c | 19 +++++++++++++++++++
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3 files changed, 24 insertions(+), 12 deletions(-)
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diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
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index a3e7954d03..fa9fa52019 100644
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--- a/src/util/vircgroup.c
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+++ b/src/util/vircgroup.c
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@@ -2685,18 +2685,7 @@ int virCgroupSetOwner(virCgroupPtr cgroup,
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bool
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virCgroupSupportsCpuBW(virCgroupPtr cgroup)
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{
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- VIR_AUTOFREE(char *) path = NULL;
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-
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- if (!cgroup)
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- return false;
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-
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- if (virCgroupPathOfController(cgroup, VIR_CGROUP_CONTROLLER_CPU,
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- "cpu.cfs_period_us", &path) < 0) {
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- virResetLastError();
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- return false;
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- }
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-
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- return virFileExists(path);
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+ VIR_CGROUP_BACKEND_CALL(cgroup, supportsCpuBW, false);
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}
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int
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diff --git a/src/util/vircgroupbackend.h b/src/util/vircgroupbackend.h
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index f7c230db76..d3d5e7c222 100644
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--- a/src/util/vircgroupbackend.h
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+++ b/src/util/vircgroupbackend.h
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@@ -300,6 +300,9 @@ typedef int
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(*virCgroupGetCpuCfsQuotaCB)(virCgroupPtr group,
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long long *cfs_quota);
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+typedef bool
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+(*virCgroupSupportsCpuBWCB)(virCgroupPtr cgroup);
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+
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struct _virCgroupBackend {
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virCgroupBackendType type;
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@@ -361,6 +364,7 @@ struct _virCgroupBackend {
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virCgroupGetCpuCfsPeriodCB getCpuCfsPeriod;
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virCgroupSetCpuCfsQuotaCB setCpuCfsQuota;
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virCgroupGetCpuCfsQuotaCB getCpuCfsQuota;
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+ virCgroupSupportsCpuBWCB supportsCpuBW;
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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 25f7376026..f2a8839f6e 100644
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--- a/src/util/vircgroupv1.c
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+++ b/src/util/vircgroupv1.c
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@@ -1846,6 +1846,24 @@ virCgroupV1GetCpuCfsQuota(virCgroupPtr group,
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}
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+static bool
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+virCgroupV1SupportsCpuBW(virCgroupPtr cgroup)
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+{
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+ VIR_AUTOFREE(char *) path = NULL;
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+
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+ if (!cgroup)
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+ return false;
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+
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+ if (virCgroupV1PathOfController(cgroup, VIR_CGROUP_CONTROLLER_CPU,
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+ "cpu.cfs_period_us", &path) < 0) {
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+ virResetLastError();
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+ return false;
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+ }
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+
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+ return virFileExists(path);
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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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@@ -1905,6 +1923,7 @@ virCgroupBackend virCgroupV1Backend = {
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.getCpuCfsPeriod = virCgroupV1GetCpuCfsPeriod,
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.setCpuCfsQuota = virCgroupV1SetCpuCfsQuota,
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.getCpuCfsQuota = virCgroupV1GetCpuCfsQuota,
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+ .supportsCpuBW = virCgroupV1SupportsCpuBW,
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};
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--
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2.22.0
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