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-rw-r--r--migration/migration.c5
-rw-r--r--migration/ram.c11
-rw-r--r--migration/ram.h2
3 files changed, 10 insertions, 8 deletions
diff --git a/migration/migration.c b/migration/migration.c
index 94d71f8..aea6fb7 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -507,7 +507,10 @@ void migration_ioc_process_incoming(QIOChannel *ioc)
migration_incoming_setup(f);
return;
}
- multifd_recv_new_channel(ioc);
+
+ if (multifd_recv_new_channel(ioc)) {
+ migration_incoming_process();
+ }
}
/**
diff --git a/migration/ram.c b/migration/ram.c
index 1cd98d6..23cea47 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -1311,7 +1311,8 @@ bool multifd_recv_all_channels_created(void)
return thread_count == atomic_read(&multifd_recv_state->count);
}
-void multifd_recv_new_channel(QIOChannel *ioc)
+/* Return true if multifd is ready for the migration, otherwise false */
+bool multifd_recv_new_channel(QIOChannel *ioc)
{
MultiFDRecvParams *p;
Error *local_err = NULL;
@@ -1320,7 +1321,7 @@ void multifd_recv_new_channel(QIOChannel *ioc)
id = multifd_recv_initial_packet(ioc, &local_err);
if (id < 0) {
multifd_recv_terminate_threads(local_err);
- return;
+ return false;
}
p = &multifd_recv_state->params[id];
@@ -1328,7 +1329,7 @@ void multifd_recv_new_channel(QIOChannel *ioc)
error_setg(&local_err, "multifd: received id '%d' already setup'",
id);
multifd_recv_terminate_threads(local_err);
- return;
+ return false;
}
p->c = ioc;
object_ref(OBJECT(ioc));
@@ -1339,9 +1340,7 @@ void multifd_recv_new_channel(QIOChannel *ioc)
qemu_thread_create(&p->thread, p->name, multifd_recv_thread, p,
QEMU_THREAD_JOINABLE);
atomic_inc(&multifd_recv_state->count);
- if (multifd_recv_state->count == migrate_multifd_channels()) {
- migration_incoming_process();
- }
+ return multifd_recv_state->count == migrate_multifd_channels();
}
/**
diff --git a/migration/ram.h b/migration/ram.h
index d386f4d..457bf54 100644
--- a/migration/ram.h
+++ b/migration/ram.h
@@ -46,7 +46,7 @@ int multifd_save_cleanup(Error **errp);
int multifd_load_setup(void);
int multifd_load_cleanup(Error **errp);
bool multifd_recv_all_channels_created(void);
-void multifd_recv_new_channel(QIOChannel *ioc);
+bool multifd_recv_new_channel(QIOChannel *ioc);
uint64_t ram_pagesize_summary(void);
int ram_save_queue_pages(const char *rbname, ram_addr_t start, ram_addr_t len);