migration: make writes blocking

Move all the writes to the migration_thread, and make writings
blocking.  Notice that are still using the iothread for everything
that we do.

Signed-off-by: Juan Quintela <quintela@redhat.com>

1 files changed, 0 insertions, 17 deletions

diff --git a/migration.c b/migration.c
index 249eea389d..207c754e52 100644
--- a/migration.c
+++ b/migration.c
@@ -297,18 +297,6 @@ static void migrate_fd_completed(MigrationState *s)
     notifier_list_notify(&migration_state_notifiers, s);
 }
 
-static void migrate_fd_put_notify(void *opaque)
-{
-    MigrationState *s = opaque;
-    int ret;
-
-    qemu_set_fd_handler2(s->fd, NULL, NULL, NULL, NULL);
-    ret = qemu_file_put_notify(s->file);
-    if (ret) {
-        migrate_fd_error(s);
-    }
-}
-
 ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data,
                               size_t size)
 {
@@ -325,10 +313,6 @@ ssize_t migrate_fd_put_buffer(MigrationState *s, const void *data,
     if (ret == -1)
         ret = -(s->get_error(s));
 
-    if (ret == -EAGAIN) {
-        qemu_set_fd_handler2(s->fd, NULL, NULL, migrate_fd_put_notify, s);
-    }
-
     return ret;
 }
 
@@ -425,7 +409,6 @@ int migrate_fd_close(MigrationState *s)
 {
     int rc = 0;
     if (s->fd != -1) {
-        qemu_set_fd_handler2(s->fd, NULL, NULL, NULL, NULL);
         rc = s->close(s);
         s->fd = -1;
     }