Method getTagData

fdbserver/LogRouter.actor.cpp:121–127

	std::vector<Reference<TagData>> tag_data; // we only store data for the remote tag locality

	Reference<TagData> getTagData(Tag tag) {
		ASSERT(tag.locality == tagLocalityRemoteLog);
		if (tag.id >= tag_data.size()) {
			tag_data.resize(tag.id + 1);
		}
		return tag_data[tag.id];
	}

	// only callable after getTagData returns a null reference
	Reference<TagData> createTagData(Tag tag, Version popped, Version knownCommittedVersion) {