domain: add logs for virDomainHotpatchManage

Add logs for virDomainHotpatchManage to facilitate the location of
issues related to subsequent hotpatch.

Signed-off-by: Bihong Yu <yubihong@huawei.com>
Signed-off-by: AlexChen <alex.chen@huawei.com>

domain-add-logs-for-virDomainHotpatchManage.patch

@@ -0,0 +1,45 @@
+From e59b2064ffefbc94c729d38ec0180197e2b1f8ed Mon Sep 17 00:00:00 2001
+From: AlexChen <alex.chen@huawei.com>
+Date: Mon, 12 Jul 2021 21:28:41 +0800
+Subject: [PATCH] domain: add logs for virDomainHotpatchManage
+
+Add logs for virDomainHotpatchManage to facilitate the location of
+issues related to subsequent hotpatch.
+
+Signed-off-by: Bihong Yu <yubihong@huawei.com>
+Signed-off-by: AlexChen <alex.chen@huawei.com>
+---
+ src/libvirt-domain.c | 13 +++++++++++--
+ 1 file changed, 11 insertions(+), 2 deletions(-)
+
+diff --git a/src/libvirt-domain.c b/src/libvirt-domain.c
+index 068ab52f54..3cf6bcb3b4 100644
+--- a/src/libvirt-domain.c
++++ b/src/libvirt-domain.c
+@@ -12777,12 +12777,21 @@ virDomainHotpatchManage(virDomainPtr domain,
+     if (action == VIR_DOMAIN_HOTPATCH_UNAPPLY)
+         virCheckNonNullArgGoto(id, error);
+ 
++    VIR_INFO("enter virDomainHotpatchManage domainname=%s, action=%d, "
++             "patch=%s, id=%s, flags=%d",
++             NULLSTR(domain->name), action,
++             NULLSTR(patch), NULLSTR(id), flags);
++
+     if (conn->driver->domainHotpatchManage) {
+         char *ret;
+         ret = conn->driver->domainHotpatchManage(domain, action, patch, id, flags);
+-        if (!ret)
++        if (!ret) {
++            VIR_ERROR("domain %s managed hotpatch failed",
++                      NULLSTR(domain->name));
+             goto error;
+-
++        }
++        VIR_INFO("domain %s managed hotpatch successfully",
++                 NULLSTR(domain->name));
+         return ret;
+     }
+ 
+-- 
+2.27.0
+