Here is rebase. Apparently I'll have to do it often, since the CATALOG_VERSION_NO changed in the patch.
-- Best regards, Maxim Orlov.
v2-0001-Use-64-bit-format-output-for-multixact-offsets.patch
Description: Binary data
v2-0003-Make-pg_upgrade-convert-multixact-offsets.patch
Description: Binary data
v2-0002-Use-64-bit-multixact-offsets.patch
Description: Binary data