From 7da3b81cda8ad37ee2ea3aa59aa39cffd00f48e2 Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles@transmissionbt.com>
Date: Fri, 30 Apr 2010 00:04:15 +0000
Subject: [PATCH] (trunk libT) #2551 "when uploading to peers, prefetch local
 data from disk" -- commit jch patch #2, which prefetches before checksumming
 an individual piece

---
 libtransmission/inout.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libtransmission/inout.c b/libtransmission/inout.c
index 3317b4195..8ee6f2557 100644
--- a/libtransmission/inout.c
+++ b/libtransmission/inout.c
@@ -308,6 +308,8 @@ recalculateHash( tr_torrent       * tor,
     SHA1_Init( &sha );
     bytesLeft = tr_torPieceCountBytes( tor, pieceIndex );
 
+    tr_ioPrefetch( tor, pieceIndex, offset, bytesLeft );
+
     while( bytesLeft )
     {
         const int len = MIN( bytesLeft, buflen );
-- 
2.40.0