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authorPeter Xu <peterx@redhat.com>2018-05-02 18:47:30 +0800
committerJuan Quintela <quintela@redhat.com>2018-05-15 20:56:53 +0200
commit13955b89ce54a85a9e88c64a196db61aa8bf0f34 (patch)
tree47bb2b90621a1237cbc3ae547584f9f3adea7d22 /migration/migration.h
parent3f5875eca5da5106d5eec121325a05d2277022c3 (diff)
migration: new message MIG_RP_MSG_RESUME_ACK
Creating new message to reply for MIG_CMD_POSTCOPY_RESUME. One uint32_t is used as payload to let the source know whether destination is ready to continue the migration. Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <20180502104740.12123-15-peterx@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'migration/migration.h')
-rw-r--r--migration/migration.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/migration/migration.h b/migration/migration.h
index 2321ea37b3..556964d9d9 100644
--- a/migration/migration.h
+++ b/migration/migration.h
@@ -24,6 +24,8 @@
struct PostcopyBlocktimeContext;
+#define MIGRATION_RESUME_ACK_VALUE (1)
+
/* State for the incoming migration */
struct MigrationIncomingState {
QEMUFile *from_src_file;
@@ -262,6 +264,7 @@ int migrate_send_rp_req_pages(MigrationIncomingState *mis, const char* rbname,
ram_addr_t start, size_t len);
void migrate_send_rp_recv_bitmap(MigrationIncomingState *mis,
char *block_name);
+void migrate_send_rp_resume_ack(MigrationIncomingState *mis, uint32_t value);
void dirty_bitmap_mig_before_vm_start(void);
void init_dirty_bitmap_incoming_migration(void);