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-rw-r--r--include/migration/migration.h3
-rw-r--r--include/migration/postcopy-ram.h6
2 files changed, 9 insertions, 0 deletions
diff --git a/include/migration/migration.h b/include/migration/migration.h
index 6e42b58dc3..2ad0d2b9dd 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -86,6 +86,9 @@ struct MigrationIncomingState {
*/
QemuEvent main_thread_load_event;
+ QemuThread fault_thread;
+ QemuSemaphore fault_thread_sem;
+
/* For the kernel to send us notifications */
int userfault_fd;
QEMUFile *to_src_file;
diff --git a/include/migration/postcopy-ram.h b/include/migration/postcopy-ram.h
index f87020c582..b10c03db6e 100644
--- a/include/migration/postcopy-ram.h
+++ b/include/migration/postcopy-ram.h
@@ -17,6 +17,12 @@
bool postcopy_ram_supported_by_host(void);
/*
+ * Make all of RAM sensitive to accesses to areas that haven't yet been written
+ * and wire up anything necessary to deal with it.
+ */
+int postcopy_ram_enable_notify(MigrationIncomingState *mis);
+
+/*
* Initialise postcopy-ram, setting the RAM to a state where we can go into
* postcopy later; must be called prior to any precopy.
* called from ram.c's similarly named ram_postcopy_incoming_init