[PATCH v1 1/8] migration/dirtyrate: Introduce virDomainDirtyRateInfo structure

Hao Wang wanghao232 at huawei.com
Thu Oct 15 07:23:26 UTC 2020


Introduce virDomainDirtyRateInfo structure used for domain's memory dirty rate query.

Signed-off-by: Hao Wang <wanghao232 at huawei.com>
Reviewed-by: Chuan Zheng <zhengchuan at huawei.com>
---
 include/libvirt/libvirt-domain.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/include/libvirt/libvirt-domain.h b/include/libvirt/libvirt-domain.h
index 8b9d9c1..2d3847b 100644
--- a/include/libvirt/libvirt-domain.h
+++ b/include/libvirt/libvirt-domain.h
@@ -4999,4 +4999,28 @@ int virDomainBackupBegin(virDomainPtr domain,
 char *virDomainBackupGetXMLDesc(virDomainPtr domain,
                                 unsigned int flags);
 
+/**
+ * virDomainDirtyRateInfo:
+ *
+ * a virDomainDirtyRateInfo is a structure filled by virDomainGetDirtyRate() and
+ * extracting dirty rate infomation for a given active Domain.
+ */
+
+typedef struct _virDomainDirtyRateInfo virDomainDirtyRateInfo;
+
+struct _virDomainDirtyRateInfo {
+    int status;             /* the status of dirtyrate calculation */
+    long long dirtyRate;    /* the dirtyrate in MB/s */
+    long long startTime;    /* the start time of dirtyrate calculation */
+    long long calcTime;     /* the period of dirtyrate calculation */
+};
+
+/**
+ * virDomainDirtyRateInfoPtr:
+ *
+ * a virDomainDirtyRateInfoPtr is a pointer to a virDomainDirtyRateInfo structure.
+ */
+
+typedef virDomainDirtyRateInfo *virDomainDirtyRateInfoPtr;
+
 #endif /* LIBVIRT_DOMAIN_H */
-- 
2.23.0





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