Re: [PATCH 2/4] migration: Rename thread debug names

[Fabiano Rosas <farosas@suse.de>]

Peter Xu <peterx@redhat.com> writes:

> The postcopy thread names on dest QEMU are slightly confusing, partly I'll
> need to blame myself on 36f62f11e4 ("migration: Postcopy preemption
> preparation on channel creation").  E.g., "fault-fast" reads like a fast
> version of "fault-default", but it's actually the fast version of
> "postcopy/listen".
>
> Taking this chance, rename all the migration threads with proper rules.
> Considering we only have 15 chars usable, prefix all threads with "mig/",
> meanwhile identify src/dst threads properly this time.  So now most thread
> names will look like "mig/DIR/xxx", where DIR will be "src"/"dst", except
> the bg-snapshot thread which doesn't have a direction.
>
> For multifd threads, making them "mig/{src|dst}/{send|recv}_%d".
>
> We used to have "live_migration" thread for a very long time, now it's
> called "mig/src/main".  We may hope to have "mig/dst/main" soon but not
> yet.
>
> Signed-off-by: Peter Xu <peterx@redhat.com>

Reviewed-by: Fabiano Rosas <farosas@suse.de>