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libvirt/SOURCES/libvirt-vircgroup-extract-virCgroupV1GetMemoryStat.patch
CentOS Sources ffdd260aa7 import libvirt-4.5.0-42.module+el8.2.0+6024+15a2423f
2021-09-10 11:57:18 +00:00

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From 22e8736edafd1ac369adead17d924bd6b9536817 Mon Sep 17 00:00:00 2001
Message-Id: <22e8736edafd1ac369adead17d924bd6b9536817@dist-git>
From: Pavel Hrdina <phrdina@redhat.com>
Date: Mon, 1 Jul 2019 17:06:50 +0200
Subject: [PATCH] vircgroup: extract virCgroupV1GetMemoryStat
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 64bfbd7ceb328d27becf98e0539d0ab4bcda8163)
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Message-Id: <cafcbd973766d6e41a57c23e83b34912fe67e3f5.1561993100.git.phrdina@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/util/vircgroup.c | 67 ++------------------------------
src/util/vircgroupbackend.h | 10 +++++
src/util/vircgroupv1.c | 76 +++++++++++++++++++++++++++++++++++++
3 files changed, 90 insertions(+), 63 deletions(-)
diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
index 4053c65939..786034d555 100644
--- a/src/util/vircgroup.c
+++ b/src/util/vircgroup.c
@@ -1619,69 +1619,10 @@ virCgroupGetMemoryStat(virCgroupPtr group,
unsigned long long *inactiveFile,
unsigned long long *unevictable)
{
- int ret = -1;
- char *stat = NULL;
- char *line = NULL;
- unsigned long long cacheVal = 0;
- unsigned long long activeAnonVal = 0;
- unsigned long long inactiveAnonVal = 0;
- unsigned long long activeFileVal = 0;
- unsigned long long inactiveFileVal = 0;
- unsigned long long unevictableVal = 0;
-
- if (virCgroupGetValueStr(group,
- VIR_CGROUP_CONTROLLER_MEMORY,
- "memory.stat",
- &stat) < 0) {
- return -1;
- }
-
- line = stat;
-
- while (line) {
- char *newLine = strchr(line, '\n');
- char *valueStr = strchr(line, ' ');
- unsigned long long value;
-
- if (newLine)
- *newLine = '\0';
-
- if (!valueStr) {
- virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
- _("Cannot parse 'memory.stat' cgroup file."));
- goto cleanup;
- }
- *valueStr = '\0';
-
- if (virStrToLong_ull(valueStr + 1, NULL, 10, &value) < 0)
- goto cleanup;
-
- if (STREQ(line, "cache"))
- cacheVal = value >> 10;
- else if (STREQ(line, "active_anon"))
- activeAnonVal = value >> 10;
- else if (STREQ(line, "inactive_anon"))
- inactiveAnonVal = value >> 10;
- else if (STREQ(line, "active_file"))
- activeFileVal = value >> 10;
- else if (STREQ(line, "inactive_file"))
- inactiveFileVal = value >> 10;
- else if (STREQ(line, "unevictable"))
- unevictableVal = value >> 10;
- }
-
- *cache = cacheVal;
- *activeAnon = activeAnonVal;
- *inactiveAnon = inactiveAnonVal;
- *activeFile = activeFileVal;
- *inactiveFile = inactiveFileVal;
- *unevictable = unevictableVal;
-
- ret = 0;
-
- cleanup:
- VIR_FREE(stat);
- return ret;
+ VIR_CGROUP_BACKEND_CALL(group, getMemoryStat, -1, cache,
+ activeAnon, inactiveAnon,
+ activeFile, inactiveFile,
+ unevictable);
}
diff --git a/src/util/vircgroupbackend.h b/src/util/vircgroupbackend.h
index e1f75c5c31..99754a6310 100644
--- a/src/util/vircgroupbackend.h
+++ b/src/util/vircgroupbackend.h
@@ -214,6 +214,15 @@ typedef int
(*virCgroupSetMemoryCB)(virCgroupPtr group,
unsigned long long kb);
+typedef int
+(*virCgroupGetMemoryStatCB)(virCgroupPtr group,
+ unsigned long long *cache,
+ unsigned long long *activeAnon,
+ unsigned long long *inactiveAnon,
+ unsigned long long *activeFile,
+ unsigned long long *inactiveFile,
+ unsigned long long *unevictable);
+
struct _virCgroupBackend {
virCgroupBackendType type;
@@ -254,6 +263,7 @@ struct _virCgroupBackend {
virCgroupGetBlkioDeviceWriteBpsCB getBlkioDeviceWriteBps;
virCgroupSetMemoryCB setMemory;
+ virCgroupGetMemoryStatCB getMemoryStat;
};
typedef struct _virCgroupBackend virCgroupBackend;
typedef virCgroupBackend *virCgroupBackendPtr;
diff --git a/src/util/vircgroupv1.c b/src/util/vircgroupv1.c
index 17a4d67972..fcb2607e26 100644
--- a/src/util/vircgroupv1.c
+++ b/src/util/vircgroupv1.c
@@ -1404,6 +1404,81 @@ virCgroupV1SetMemory(virCgroupPtr group,
}
+static int
+virCgroupV1GetMemoryStat(virCgroupPtr group,
+ unsigned long long *cache,
+ unsigned long long *activeAnon,
+ unsigned long long *inactiveAnon,
+ unsigned long long *activeFile,
+ unsigned long long *inactiveFile,
+ unsigned long long *unevictable)
+{
+ int ret = -1;
+ char *stat = NULL;
+ char *line = NULL;
+ unsigned long long cacheVal = 0;
+ unsigned long long activeAnonVal = 0;
+ unsigned long long inactiveAnonVal = 0;
+ unsigned long long activeFileVal = 0;
+ unsigned long long inactiveFileVal = 0;
+ unsigned long long unevictableVal = 0;
+
+ if (virCgroupGetValueStr(group,
+ VIR_CGROUP_CONTROLLER_MEMORY,
+ "memory.stat",
+ &stat) < 0) {
+ return -1;
+ }
+
+ line = stat;
+
+ while (line) {
+ char *newLine = strchr(line, '\n');
+ char *valueStr = strchr(line, ' ');
+ unsigned long long value;
+
+ if (newLine)
+ *newLine = '\0';
+
+ if (!valueStr) {
+ virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+ _("Cannot parse 'memory.stat' cgroup file."));
+ goto cleanup;
+ }
+ *valueStr = '\0';
+
+ if (virStrToLong_ull(valueStr + 1, NULL, 10, &value) < 0)
+ goto cleanup;
+
+ if (STREQ(line, "cache"))
+ cacheVal = value >> 10;
+ else if (STREQ(line, "active_anon"))
+ activeAnonVal = value >> 10;
+ else if (STREQ(line, "inactive_anon"))
+ inactiveAnonVal = value >> 10;
+ else if (STREQ(line, "active_file"))
+ activeFileVal = value >> 10;
+ else if (STREQ(line, "inactive_file"))
+ inactiveFileVal = value >> 10;
+ else if (STREQ(line, "unevictable"))
+ unevictableVal = value >> 10;
+ }
+
+ *cache = cacheVal;
+ *activeAnon = activeAnonVal;
+ *inactiveAnon = inactiveAnonVal;
+ *activeFile = activeFileVal;
+ *inactiveFile = inactiveFileVal;
+ *unevictable = unevictableVal;
+
+ ret = 0;
+
+ cleanup:
+ VIR_FREE(stat);
+ return ret;
+}
+
+
virCgroupBackend virCgroupV1Backend = {
.type = VIR_CGROUP_BACKEND_TYPE_V1,
@@ -1442,6 +1517,7 @@ virCgroupBackend virCgroupV1Backend = {
.getBlkioDeviceWriteBps = virCgroupV1GetBlkioDeviceWriteBps,
.setMemory = virCgroupV1SetMemory,
+ .getMemoryStat = virCgroupV1GetMemoryStat,
};
--
2.22.0
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