libvirt/SOURCES/libvirt-qemu-monitor-Add-handler-for-blockdev-reopen.patch
2021-10-08 13:11:20 +00:00

114 lines
3.7 KiB
Diff

From 56a605626d81ee27ad220f3f949990cc46fca061 Mon Sep 17 00:00:00 2001
Message-Id: <56a605626d81ee27ad220f3f949990cc46fca061@dist-git>
From: Peter Krempa <pkrempa@redhat.com>
Date: Mon, 16 Mar 2020 22:12:15 +0100
Subject: [PATCH] qemu: monitor: Add handler for blockdev-reopen
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Introduce the monitor code for using blockdev-reopen.
Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
(cherry picked from commit 9f436e067df2e4465228c8ba536dcf9f9445aabc)
https://bugzilla.redhat.com/show_bug.cgi?id=1799013
Message-Id: <e74e172e1c5e73fcaeafb7fb3a09414a2fcbe9ad.1584391727.git.pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
src/qemu/qemu_monitor.c | 13 +++++++++++++
src/qemu/qemu_monitor.h | 3 +++
src/qemu/qemu_monitor_json.c | 21 +++++++++++++++++++++
src/qemu/qemu_monitor_json.h | 4 ++++
4 files changed, 41 insertions(+)
diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
index e3ee48613a..c4202d59af 100644
--- a/src/qemu/qemu_monitor.c
+++ b/src/qemu/qemu_monitor.c
@@ -4407,6 +4407,19 @@ qemuMonitorBlockdevAdd(qemuMonitorPtr mon,
}
+int
+qemuMonitorBlockdevReopen(qemuMonitorPtr mon,
+ virJSONValuePtr *props)
+{
+ VIR_DEBUG("props=%p (node-name=%s)", *props,
+ NULLSTR(virJSONValueObjectGetString(*props, "node-name")));
+
+ QEMU_CHECK_MONITOR(mon);
+
+ return qemuMonitorJSONBlockdevReopen(mon, props);
+}
+
+
int
qemuMonitorBlockdevDel(qemuMonitorPtr mon,
const char *nodename)
diff --git a/src/qemu/qemu_monitor.h b/src/qemu/qemu_monitor.h
index 6a6b8efaee..481fc8e12e 100644
--- a/src/qemu/qemu_monitor.h
+++ b/src/qemu/qemu_monitor.h
@@ -1325,6 +1325,9 @@ int qemuMonitorBlockdevCreate(qemuMonitorPtr mon,
int qemuMonitorBlockdevAdd(qemuMonitorPtr mon,
virJSONValuePtr *props);
+int qemuMonitorBlockdevReopen(qemuMonitorPtr mon,
+ virJSONValuePtr *props);
+
int qemuMonitorBlockdevDel(qemuMonitorPtr mon,
const char *nodename);
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index 3827574ef6..0122b77259 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -8830,6 +8830,27 @@ qemuMonitorJSONBlockdevAdd(qemuMonitorPtr mon,
}
+int
+qemuMonitorJSONBlockdevReopen(qemuMonitorPtr mon,
+ virJSONValuePtr *props)
+{
+ g_autoptr(virJSONValue) cmd = NULL;
+ g_autoptr(virJSONValue) reply = NULL;
+ virJSONValuePtr pr = g_steal_pointer(props);
+
+ if (!(cmd = qemuMonitorJSONMakeCommandInternal("blockdev-reopen", pr)))
+ return -1;
+
+ if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
+ return -1;
+
+ if (qemuMonitorJSONCheckError(cmd, reply) < 0)
+ return -1;
+
+ return 0;
+}
+
+
int
qemuMonitorJSONBlockdevDel(qemuMonitorPtr mon,
const char *nodename)
diff --git a/src/qemu/qemu_monitor_json.h b/src/qemu/qemu_monitor_json.h
index fd2e09025e..801babef97 100644
--- a/src/qemu/qemu_monitor_json.h
+++ b/src/qemu/qemu_monitor_json.h
@@ -600,6 +600,10 @@ int qemuMonitorJSONBlockdevAdd(qemuMonitorPtr mon,
virJSONValuePtr *props)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
+int qemuMonitorJSONBlockdevReopen(qemuMonitorPtr mon,
+ virJSONValuePtr *props)
+ ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
+
int qemuMonitorJSONBlockdevDel(qemuMonitorPtr mon,
const char *nodename)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
--
2.25.1