Merge remote-tracking branch 'remotes/berrange/tags/pull-qio-2016-10-27-1' into staging

Merge qio 2016/10/27 v1

# gpg: Signature made Thu 27 Oct 2016 13:54:03 BST
# gpg:                using RSA key 0xBE86EBB415104FDF
# gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>"
# gpg:                 aka "Daniel P. Berrange <berrange@redhat.com>"
# Primary key fingerprint: DAF3 A6FD B26B 6291 2D0E  8E3F BE86 EBB4 1510 4FDF

* remotes/berrange/tags/pull-qio-2016-10-27-1:
  main: set names for main loop sources created
  vnc: set name for all I/O channels created
  migration: set name for all I/O channels created
  char: set name for all I/O channels created
  nbd: set name for all I/O channels created
  io: add ability to set a name for IO channels
  io: Add a QIOChannelSocket cleanup test
  io: set LISTEN flag explicitly for listen sockets
  io: Introduce a qio_channel_set_feature() helper
  io: Use qio_channel_has_feature() where applicable
  io: Fix double shift usages on QIOChannel features

Conflicts:
	qemu-char.c

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

6 files changed, 15 insertions, 0 deletions

diff --git a/migration/exec.c b/migration/exec.c
index 2af63cced6..9157721dfe 100644
--- a/migration/exec.c
+++ b/migration/exec.c
@@ -38,6 +38,7 @@ void exec_start_outgoing_migration(MigrationState *s, const char *command, Error
         return;
     }
 
+    qio_channel_set_name(ioc, "migration-exec-outgoing");
     migration_channel_connect(s, ioc, NULL);
     object_unref(OBJECT(ioc));
 }
@@ -64,6 +65,7 @@ void exec_start_incoming_migration(const char *command, Error **errp)
         return;
     }
 
+    qio_channel_set_name(ioc, "migration-exec-incoming");
     qio_channel_add_watch(ioc,
                           G_IO_IN,
                           exec_accept_incoming_migration,
diff --git a/migration/fd.c b/migration/fd.c
index 84a10fd68f..58cb51a9e6 100644
--- a/migration/fd.c
+++ b/migration/fd.c
@@ -38,6 +38,7 @@ void fd_start_outgoing_migration(MigrationState *s, const char *fdname, Error **
         return;
     }
 
+    qio_channel_set_name(QIO_CHANNEL(ioc), "migration-fd-outgoing");
     migration_channel_connect(s, ioc, NULL);
     object_unref(OBJECT(ioc));
 }
@@ -65,6 +66,7 @@ void fd_start_incoming_migration(const char *infd, Error **errp)
         return;
     }
 
+    qio_channel_set_name(QIO_CHANNEL(ioc), "migration-fd-incoming");
     qio_channel_add_watch(ioc,
                           G_IO_IN,
                           fd_accept_incoming_migration,
diff --git a/migration/migration.c b/migration/migration.c
index 4d417b76cf..156e70791a 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -1567,6 +1567,7 @@ static int postcopy_start(MigrationState *ms, bool *old_vm_running)
      * to do this we use a qemu_buf to hold the whole of the device state.
      */
     bioc = qio_channel_buffer_new(4096);
+    qio_channel_set_name(QIO_CHANNEL(bioc), "migration-postcopy-buffer");
     fb = qemu_fopen_channel_output(QIO_CHANNEL(bioc));
     object_unref(OBJECT(bioc));
 
diff --git a/migration/savevm.c b/migration/savevm.c
index cfcbbd00d3..0363372acc 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -1631,6 +1631,7 @@ static int loadvm_handle_cmd_packaged(MigrationIncomingState *mis)
     }
 
     bioc = qio_channel_buffer_new(length);
+    qio_channel_set_name(QIO_CHANNEL(bioc), "migration-loadvm-buffer");
     ret = qemu_get_buffer(mis->from_src_file,
                           bioc->data,
                           length);
@@ -2122,6 +2123,7 @@ void qmp_xen_save_devices_state(const char *filename, Error **errp)
     if (!ioc) {
         goto the_end;
     }
+    qio_channel_set_name(QIO_CHANNEL(ioc), "migration-xen-save-state");
     f = qemu_fopen_channel_output(QIO_CHANNEL(ioc));
     ret = qemu_save_device_state(f);
     qemu_fclose(f);
@@ -2154,6 +2156,7 @@ void qmp_xen_load_devices_state(const char *filename, Error **errp)
     if (!ioc) {
         return;
     }
+    qio_channel_set_name(QIO_CHANNEL(ioc), "migration-xen-load-state");
     f = qemu_fopen_channel_input(QIO_CHANNEL(ioc));
 
     migration_incoming_state_new(f);
diff --git a/migration/socket.c b/migration/socket.c
index a21c0c5c35..11f80b119b 100644
--- a/migration/socket.c
+++ b/migration/socket.c
@@ -100,6 +100,7 @@ static void socket_start_outgoing_migration(MigrationState *s,
         data->hostname = g_strdup(saddr->u.inet.data->host);
     }
 
+    qio_channel_set_name(QIO_CHANNEL(sioc), "migration-socket-outgoing");
     qio_channel_socket_connect_async(sioc,
                                      saddr,
                                      socket_outgoing_migration,
@@ -146,6 +147,7 @@ static gboolean socket_accept_incoming_migration(QIOChannel *ioc,
 
     trace_migration_socket_incoming_accepted();
 
+    qio_channel_set_name(QIO_CHANNEL(sioc), "migration-socket-incoming");
     migration_channel_process_incoming(migrate_get_current(),
                                        QIO_CHANNEL(sioc));
     object_unref(OBJECT(sioc));
@@ -162,6 +164,9 @@ static void socket_start_incoming_migration(SocketAddress *saddr,
 {
     QIOChannelSocket *listen_ioc = qio_channel_socket_new();
 
+    qio_channel_set_name(QIO_CHANNEL(listen_ioc),
+                         "migration-socket-listener");
+
     if (qio_channel_socket_listen_sync(listen_ioc, saddr, errp) < 0) {
         object_unref(OBJECT(listen_ioc));
         qapi_free_SocketAddress(saddr);
diff --git a/migration/tls.c b/migration/tls.c
index 12c053d15f..49ca9a8930 100644
--- a/migration/tls.c
+++ b/migration/tls.c
@@ -99,6 +99,7 @@ void migration_tls_channel_process_incoming(MigrationState *s,
     }
 
     trace_migration_tls_incoming_handshake_start();
+    qio_channel_set_name(QIO_CHANNEL(tioc), "migration-tls-incoming");
     qio_channel_tls_handshake(tioc,
                               migration_tls_incoming_handshake,
                               NULL,
@@ -154,6 +155,7 @@ void migration_tls_channel_connect(MigrationState *s,
     }
 
     trace_migration_tls_outgoing_handshake_start(hostname);
+    qio_channel_set_name(QIO_CHANNEL(tioc), "migration-tls-outgoing");
     qio_channel_tls_handshake(tioc,
                               migration_tls_outgoing_handshake,
                               s,