hw/uefi: flush variable store to disk in post load

Make live migration more robust.  Commit 4c0cfc72b31a ("pflash_cfi01:
write flash contents to bdrv on incoming migration") elaborates in
detail on the motivation.

Cc: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-ID: <20250319141159.1461621-2-kraxel@redhat.com>
1 file changed