Merge tag 'pull-migration-20220802c' of https://gitlab.com/dagrh/qemu into staging

Migration fixes pull 2022-08-02

Small migration (and virtiofsd) fixes.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

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# gpg: Signature made Tue 02 Aug 2022 08:50:37 AM PDT
# gpg:                using RSA key 45F5C71B4A0CB7FB977A9FA90516331EBC5BFDE7
# gpg: Good signature from "Dr. David Alan Gilbert (RH2) <dgilbert@redhat.com>" [full]

* tag 'pull-migration-20220802c' of https://gitlab.com/dagrh/qemu:
  virtiofsd: Disable killpriv_v2 by default
  migration: Define BLK_MIG_BLOCK_SIZE as unsigned long long
  migration: Assert that migrate_multifd_compression() returns an in-range value
  Revert "migration: Simplify unqueue_page()"
  migration: add remaining params->has_* = true in migration_instance_init()

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>