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

182 lines
6.2 KiB
Diff

From b80aeea66090c760fb2863d8bb7d682ff40a8361 Mon Sep 17 00:00:00 2001
Message-Id: <b80aeea66090c760fb2863d8bb7d682ff40a8361@dist-git>
From: Pavel Hrdina <phrdina@redhat.com>
Date: Mon, 1 Jul 2019 17:06:46 +0200
Subject: [PATCH] vircgroup: extract virCgroupV1(Set|Get)BlkioDeviceWriteIops
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 2edd0bcda65122ba16f92c2b95f06ae7dad072ba)
Conflicts:
src/util/vircgroup.c - missing commit 34e9c29357
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Message-Id: <10671a59ba137b61325a9d5a730f53a2032dd49b.1561993100.git.phrdina@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/util/vircgroup.c | 34 ++-----------------------
src/util/vircgroupbackend.h | 12 +++++++++
src/util/vircgroupv1.c | 50 +++++++++++++++++++++++++++++++++++++
3 files changed, 64 insertions(+), 32 deletions(-)
diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
index b8cbd95e0c..4b682d72d7 100644
--- a/src/util/vircgroup.c
+++ b/src/util/vircgroup.c
@@ -1402,19 +1402,7 @@ virCgroupSetBlkioDeviceWriteIops(virCgroupPtr group,
const char *path,
unsigned int wiops)
{
- VIR_AUTOFREE(char *) str = NULL;
- VIR_AUTOFREE(char *) blkstr = NULL;
-
- if (!(blkstr = virCgroupGetBlockDevString(path)))
- return -1;
-
- if (virAsprintf(&str, "%s%u", blkstr, wiops) < 0)
- return -1;
-
- return virCgroupSetValueStr(group,
- VIR_CGROUP_CONTROLLER_BLKIO,
- "blkio.throttle.write_iops_device",
- str);
+ VIR_CGROUP_BACKEND_CALL(group, setBlkioDeviceWriteIops, -1, path, wiops);
}
@@ -1521,25 +1509,7 @@ virCgroupGetBlkioDeviceWriteIops(virCgroupPtr group,
const char *path,
unsigned int *wiops)
{
- VIR_AUTOFREE(char *) str = NULL;
-
- if (virCgroupGetValueForBlkDev(group,
- VIR_CGROUP_CONTROLLER_BLKIO,
- "blkio.throttle.write_iops_device",
- path,
- &str) < 0)
- return -1;
-
- if (!str) {
- *wiops = 0;
- } else if (virStrToLong_ui(str, NULL, 10, wiops) < 0) {
- virReportError(VIR_ERR_INTERNAL_ERROR,
- _("Unable to parse '%s' as an integer"),
- str);
- return -1;
- }
-
- return 0;
+ VIR_CGROUP_BACKEND_CALL(group, getBlkioDeviceWriteIops, -1, path, wiops);
}
/**
diff --git a/src/util/vircgroupbackend.h b/src/util/vircgroupbackend.h
index 0b7b4db1a4..58e1828e01 100644
--- a/src/util/vircgroupbackend.h
+++ b/src/util/vircgroupbackend.h
@@ -180,6 +180,16 @@ typedef int
const char *path,
unsigned int *riops);
+typedef int
+(*virCgroupSetBlkioDeviceWriteIopsCB)(virCgroupPtr group,
+ const char *path,
+ unsigned int wiops);
+
+typedef int
+(*virCgroupGetBlkioDeviceWriteIopsCB)(virCgroupPtr group,
+ const char *path,
+ unsigned int *wiops);
+
struct _virCgroupBackend {
virCgroupBackendType type;
@@ -212,6 +222,8 @@ struct _virCgroupBackend {
virCgroupGetBlkioDeviceWeightCB getBlkioDeviceWeight;
virCgroupSetBlkioDeviceReadIopsCB setBlkioDeviceReadIops;
virCgroupGetBlkioDeviceReadIopsCB getBlkioDeviceReadIops;
+ virCgroupSetBlkioDeviceWriteIopsCB setBlkioDeviceWriteIops;
+ virCgroupGetBlkioDeviceWriteIopsCB getBlkioDeviceWriteIops;
};
typedef struct _virCgroupBackend virCgroupBackend;
typedef virCgroupBackend *virCgroupBackendPtr;
diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
index 47b0c13f38..5b0199a89f 100644
--- a/src/util/vircgroupv1.c
+++ b/src/util/vircgroupv1.c
@@ -1234,6 +1234,54 @@ virCgroupV1GetBlkioDeviceReadIops(virCgroupPtr group,
}
+static int
+virCgroupV1SetBlkioDeviceWriteIops(virCgroupPtr group,
+ const char *path,
+ unsigned int wiops)
+{
+ VIR_AUTOFREE(char *) str = NULL;
+ VIR_AUTOFREE(char *) blkstr = NULL;
+
+ if (!(blkstr = virCgroupGetBlockDevString(path)))
+ return -1;
+
+ if (virAsprintf(&str, "%s%u", blkstr, wiops) < 0)
+ return -1;
+
+ return virCgroupSetValueStr(group,
+ VIR_CGROUP_CONTROLLER_BLKIO,
+ "blkio.throttle.write_iops_device",
+ str);
+}
+
+
+static int
+virCgroupV1GetBlkioDeviceWriteIops(virCgroupPtr group,
+ const char *path,
+ unsigned int *wiops)
+{
+ VIR_AUTOFREE(char *) str = NULL;
+
+ if (virCgroupGetValueForBlkDev(group,
+ VIR_CGROUP_CONTROLLER_BLKIO,
+ "blkio.throttle.write_iops_device",
+ path,
+ &str) < 0)
+ return -1;
+
+ if (!str) {
+ *wiops = 0;
+ } else if (virStrToLong_ui(str, NULL, 10, wiops) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Unable to parse '%s' as an integer"),
+ str);
+ return -1;
+ }
+
+ return 0;
+}
+
+
virCgroupBackend virCgroupV1Backend = {
.type = VIR_CGROUP_BACKEND_TYPE_V1,
@@ -1264,6 +1312,8 @@ virCgroupBackend virCgroupV1Backend = {
.getBlkioDeviceWeight = virCgroupV1GetBlkioDeviceWeight,
.setBlkioDeviceReadIops = virCgroupV1SetBlkioDeviceReadIops,
.getBlkioDeviceReadIops = virCgroupV1GetBlkioDeviceReadIops,
+ .setBlkioDeviceWriteIops = virCgroupV1SetBlkioDeviceWriteIops,
+ .getBlkioDeviceWriteIops = virCgroupV1GetBlkioDeviceWriteIops,
};
--
2.22.0