From 106a89fbf76ebc3d3342b96f427f439fe2d3b2bc Mon Sep 17 00:00:00 2001
From: Nikolay Shirokovskiy <nshirokovskiy@virtuozzo.com>
Date: Wed, 2 Dec 2020 14:43:25 +0300
Subject: [PATCH] qemu: support append param on live attaching file chardev

Currently it is simply ignored.

Signed-off-by: Nikolay Shirokovskiy <nshirokovskiy@virtuozzo.com>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
 src/qemu/qemu_monitor_json.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index 5acc1a10aa..ddfef03fbe 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -7457,6 +7457,10 @@ qemuMonitorJSONAttachCharDevCommand(const char *chrID,
         backend_type = "file";
         if (virJSONValueObjectAppendString(data, "out", chr->data.file.path) < 0)
             goto cleanup;
+        if (virJSONValueObjectAdd(data,
+                                  "T:append", chr->data.file.append,
+                                  NULL) < 0)
+            goto cleanup;
         break;
 
     case VIR_DOMAIN_CHR_TYPE_DEV: