Re: [PATCH QEMU HCI-8.1 11/21] migration: Free cpr-transfer MigrationAddress along with gsource

[no-reply@sashiko.virtuozzo.com]

> From: Fabiano Rosas <farosas@suse.de>
> 
> When setting a callback on a Glib source and giving it a data pointer,
> it's natural to also provide the destructor for the data in question.
> 
> Since migrate_hup_add() already needs to clone the MigrationAddress
> when setting the qmp_migrate_finish_cb callback, also pass the
> qapi_free_MigrationAddress as the GDestroyNotify callback.
> 
> With this the address doesn't need to be freed at the callback body,
> making the management of that memory slightly simpler.
> 
> andrey.drobyshev:
>     This commit was cherry-picked from the upstream commit 6a887119ce18,
>     adapted for the hci-dev base: qmp_migrate_finish_cb() here still
>     closes the cpr state and deletes the HUP source itself (upstream had
>     already moved that into migration_cleanup()), so only the explicit
>     qapi_free_MigrationAddress() call goes away from it.
> 
> Cc: Mark Kanda <mark.kanda@oracle.com>
> Cc: Ben Chaney <bchaney@akamai.com>
> Reviewed-by: Peter Xu <peterx@redhat.com>
> Reviewed-by: Prasad Pandit <pjp@fedoraproject.org>
> Link: https://lore.kernel.org/qemu-devel/20260123141656.6765-23-farosas@suse.de
> Signed-off-by: Fabiano Rosas <farosas@suse.de>

Sashiko has reviewed this patch and found no issues. It looks great!

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