Re: [PATCH] migration: Add canary to VMSTATE_END_OF_LIST

[Peter Maydell]

On Wed, 12 Jan 2022 at 10:24, Dr. David Alan Gilbert (git)
<dgilbert@redhat.com> wrote:
>
> From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
>
> We fairly regularly forget VMSTATE_END_OF_LIST markers off descriptions;
> given that the current check is only for ->name being NULL, sometimes
> we get unlucky and the code apparently works and no one spots the error.
>
> Explicitly add a flag, VMS_END that should be set, and assert it is
> set during the traversal.

Does 'make check' definitely do the traversal for all vmstate
structs, or do we need to add a "sanity check them all on startup"
bit of test code ?

thanks
-- PMM