From 77172057ffcbef909c2d7df46b47676786d99446 Mon Sep 17 00:00:00 2001
From: Antioch Peverell <30642645+antiochp@users.noreply.github.com>
Date: Sat, 21 Apr 2018 15:15:01 -0400
Subject: [PATCH] header sync does not touch txhashset so no need to take a
 write lock on it (#990)

---
 chain/src/pipe.rs | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/chain/src/pipe.rs b/chain/src/pipe.rs
index 3200dd7e..da381b47 100644
--- a/chain/src/pipe.rs
+++ b/chain/src/pipe.rs
@@ -152,11 +152,6 @@ pub fn sync_block_header(
 	validate_header(&bh, &mut sync_ctx)?;
 	add_block_header(bh, &mut sync_ctx)?;
 
-	// TODO - confirm this is needed during sync process (I don't see how it is)
-	// we do not touch the txhashset when syncing headers
-	// just taking the shared lock
-	let _ = header_ctx.txhashset.write().unwrap();
-
 	// now update the header_head (if new header with most work) and the sync_head
 	// (always)
 	update_header_head(bh, &mut header_ctx)?;