[PATCH v4 3/6] migration/tls: add tls_hostname into MultiFDSendParams

[Chuan Zheng]

Since multifd creation is async with migration_channel_connect, we should
pass the hostname from MigrationState to MultiFDSendParams.

Signed-off-by: Chuan Zheng <zhengchuan@huawei.com>
Signed-off-by: Yan Jin <jinyan12@huawei.com>
---
 migration/multifd.c | 5 +++++
 migration/multifd.h | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/migration/multifd.c b/migration/multifd.c
index d044120..f8cd5fe 100644
--- a/migration/multifd.c
+++ b/migration/multifd.c
@@ -548,6 +548,8 @@ void multifd_save_cleanup(void)
         qemu_sem_destroy(&p->sem_sync);
         g_free(p->name);
         p->name = NULL;
+        g_free(p->tls_hostname);
+        p->tls_hostname = NULL;
         multifd_pages_clear(p->pages);
         p->pages = NULL;
         p->packet_len = 0;
@@ -751,10 +753,12 @@ int multifd_save_setup(Error **errp)
     int thread_count;
     uint32_t page_count = MULTIFD_PACKET_SIZE / qemu_target_page_size();
     uint8_t i;
+    MigrationState *s;
 
     if (!migrate_use_multifd()) {
         return 0;
     }
+    s = migrate_get_current();
     thread_count = migrate_multifd_channels();
     multifd_send_state = g_malloc0(sizeof(*multifd_send_state));
     multifd_send_state->params = g_new0(MultiFDSendParams, thread_count);
@@ -779,6 +783,7 @@ int multifd_save_setup(Error **errp)
         p->packet->magic = cpu_to_be32(MULTIFD_MAGIC);
         p->packet->version = cpu_to_be32(MULTIFD_VERSION);
         p->name = g_strdup_printf("multifdsend_%d", i);
+        p->tls_hostname = g_strdup(s->hostname);
         socket_send_channel_create(multifd_new_send_channel_async, p);
     }
 
diff --git a/migration/multifd.h b/migration/multifd.h
index 448a03d..8d6751f 100644
--- a/migration/multifd.h
+++ b/migration/multifd.h
@@ -71,6 +71,8 @@ typedef struct {
     uint8_t id;
     /* channel thread name */
     char *name;
+    /* tls hostname */
+    char *tls_hostname;
     /* channel thread id */
     QemuThread thread;
     /* communication channel */
-- 
1.8.3.1