[net processing] Remove QueuedBlock.fValidatedHeaders

Since headers-first syncing, we only ever request a block if we've already validated its headers.
Therefore QueuedBlock.fValidatedHeaders is always set to true. Remove it.
This commit is contained in:
John Newbery 2021-06-03 12:38:44 +01:00
parent 85e058b191
commit b4e29f2436

View file

@ -159,10 +159,12 @@ static constexpr size_t MAX_ADDR_TO_SEND{1000};
namespace {
/** Blocks that are in flight, and that are in the queue to be downloaded. */
struct QueuedBlock {
/** Block hash */
uint256 hash;
const CBlockIndex* pindex; //!< Optional.
bool fValidatedHeaders; //!< Whether this block has validated headers at the time of request.
std::unique_ptr<PartiallyDownloadedBlock> partialBlock; //!< Optional, used for CMPCTBLOCK downloads
/** BlockIndex. We must have this since we only request blocks when we've already validated the header. */
const CBlockIndex* pindex;
/** Optional, used for CMPCTBLOCK downloads */
std::unique_ptr<PartiallyDownloadedBlock> partialBlock;
};
/**
@ -764,8 +766,8 @@ bool PeerManagerImpl::MarkBlockAsReceived(const uint256& hash)
if (itInFlight != mapBlocksInFlight.end()) {
CNodeState *state = State(itInFlight->second.first);
assert(state != nullptr);
state->nBlocksInFlightValidHeaders -= itInFlight->second.second->fValidatedHeaders;
if (state->nBlocksInFlightValidHeaders == 0 && itInFlight->second.second->fValidatedHeaders) {
state->nBlocksInFlightValidHeaders -= 1;
if (state->nBlocksInFlightValidHeaders == 0) {
// Last validated block on the queue was received.
nPeersWithValidatedDownloads--;
}
@ -803,9 +805,9 @@ bool PeerManagerImpl::MarkBlockAsInFlight(NodeId nodeid, const CBlockIndex* pind
MarkBlockAsReceived(hash);
std::list<QueuedBlock>::iterator it = state->vBlocksInFlight.insert(state->vBlocksInFlight.end(),
{hash, pindex, pindex != nullptr, std::unique_ptr<PartiallyDownloadedBlock>(pit ? new PartiallyDownloadedBlock(&m_mempool) : nullptr)});
{hash, pindex, std::unique_ptr<PartiallyDownloadedBlock>(pit ? new PartiallyDownloadedBlock(&m_mempool) : nullptr)});
state->nBlocksInFlight++;
state->nBlocksInFlightValidHeaders += it->fValidatedHeaders;
state->nBlocksInFlightValidHeaders += 1;
if (state->nBlocksInFlight == 1) {
// We're starting a block download (batch) from this peer.
state->m_downloading_since = GetTime<std::chrono::microseconds>();