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authorPeter Xu <peterx@redhat.com>2019-10-16 10:29:30 +0800
committerJuan Quintela <quintela@redhat.com>2020-01-20 09:10:23 +0100
commit1df2c9a26fcb2fa32d099f8e9adcdae4207872e3 (patch)
tree1a970b94d94b70bad869dd4103961e2c7cd76b60 /include
parent8bba004ccabd0d71e8b5ca056e576d2737c17305 (diff)
migration: Define VMSTATE_INSTANCE_ID_ANY
Define the new macro VMSTATE_INSTANCE_ID_ANY for callers who wants to auto-generate the vmstate instance ID. Previously it was hard coded as -1 instead of this macro. It helps to change this default value in the follow up patches. No functional change. Signed-off-by: Peter Xu <peterx@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/migration/vmstate.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
index 4aef72c426..ed74dd5624 100644
--- a/include/migration/vmstate.h
+++ b/include/migration/vmstate.h
@@ -1157,6 +1157,8 @@ int vmstate_save_state_v(QEMUFile *f, const VMStateDescription *vmsd,
bool vmstate_save_needed(const VMStateDescription *vmsd, void *opaque);
+#define VMSTATE_INSTANCE_ID_ANY -1
+
/* Returns: 0 on success, -1 on failure */
int vmstate_register_with_alias_id(VMStateIf *obj, int instance_id,
const VMStateDescription *vmsd,