Core/grin
0
0
Fork 0
mirror of https://github.com/mimblewimble/grin.git synced 2025-02-08 12:21:09 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

fix: One less DB call when verifying block sums (#2945)

Browse source
This commit is contained in:
Joseph Goulden 2019-07-12 10:47:04 +01:00 committed by Antioch Peverell
parent 2348214719
commit 3a4752635a
1 changed files with 1 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
chain/src/pipe.rs
View file

@ -429,10 +429,8 @@ fn verify_coinbase_maturity(block: &Block, ext: &txhashset::Extension<'_>) -> Re
/// based on block_sums of previous block, accounting for the inputs|outputs|kernels /// based on block_sums of previous block, accounting for the inputs|outputs|kernels
/// of the new block. /// of the new block.
fn verify_block_sums(b: &Block, ext: &mut txhashset::Extension<'_>) -> Result<(), Error> { fn verify_block_sums(b: &Block, ext: &mut txhashset::Extension<'_>) -> Result<(), Error> {
// TODO - this is 2 db calls, can we optimize this?
// Retrieve the block_sums for the previous block. // Retrieve the block_sums for the previous block.
let prev = ext.batch.get_previous_header(&b.header)?; let block_sums = ext.batch.get_block_sums(&b.header.prev_hash)?;
let block_sums = ext.batch.get_block_sums(&prev.hash())?;
// Overage is based purely on the new block. // Overage is based purely on the new block.
// Previous block_sums have taken all previous overage into account. // Previous block_sums have taken all previous overage into account.