It will calculate percentage of finished work from completed and
total.

Signed-off-by: Peter Xu <pet...@redhat.com>
---
 hmp-commands-info.hx | 14 ++++++++++++++
 hmp.c                | 18 ++++++++++++++++++
 hmp.h                |  1 +
 3 files changed, 33 insertions(+)

diff --git a/hmp-commands-info.hx b/hmp-commands-info.hx
index 9b71351..52539c3 100644
--- a/hmp-commands-info.hx
+++ b/hmp-commands-info.hx
@@ -786,6 +786,20 @@ STEXI
 Display the value of a storage key (s390 only)
 ETEXI
 
+    {
+        .name       = "dump",
+        .args_type  = "",
+        .params     = "",
+        .help       = "Display the latest dump status",
+        .mhandler.cmd = hmp_info_dump,
+    },
+
+STEXI
+@item info dump
+@findex dump
+Display the latest dump status.
+ETEXI
+
 STEXI
 @end table
 ETEXI
diff --git a/hmp.c b/hmp.c
index 7748627..6190216 100644
--- a/hmp.c
+++ b/hmp.c
@@ -2383,3 +2383,21 @@ void hmp_rocker_of_dpa_groups(Monitor *mon, const QDict 
*qdict)
 
     qapi_free_RockerOfDpaGroupList(list);
 }
+
+void hmp_info_dump(Monitor *mon, const QDict *qdict)
+{
+    Error *not_used = NULL;
+    DumpQueryResult *result = qmp_query_dump(&not_used);
+
+    assert(result->status < DUMP_STATUS_MAX);
+    monitor_printf(mon, "Status: %s\n", DumpStatus_lookup[result->status]);
+
+    if (result->status == DUMP_STATUS_ACTIVE) {
+        float percent = 0;
+        assert(result->total != 0);
+        percent = 100.0 * result->completed / result->total;
+        monitor_printf(mon, "Finished: %.2f %%\n", percent);
+    }
+
+    qapi_free_DumpQueryResult(result);
+}
diff --git a/hmp.h b/hmp.h
index a8c5b5a..093d65f 100644
--- a/hmp.h
+++ b/hmp.h
@@ -131,5 +131,6 @@ void hmp_rocker(Monitor *mon, const QDict *qdict);
 void hmp_rocker_ports(Monitor *mon, const QDict *qdict);
 void hmp_rocker_of_dpa_flows(Monitor *mon, const QDict *qdict);
 void hmp_rocker_of_dpa_groups(Monitor *mon, const QDict *qdict);
+void hmp_info_dump(Monitor *mon, const QDict *qdict);
 
 #endif
-- 
2.4.3


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