From: Matt Joiner <anacrolix@gmail.com>
Date: Sat, 20 Feb 2016 03:41:04 +0000 (+1100)
Subject: Code comment
X-Git-Tag: v1.0.0~876
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=f6472fc1fd91f636c187e90e94680c2de12a3204;p=btrtrc.git

Code comment
---

diff --git a/torrent.go b/torrent.go
index eeab1a63..7d9c59b6 100644
--- a/torrent.go
+++ b/torrent.go
@@ -917,6 +917,8 @@ func (t *torrent) byteRegionPieces(off, size int64) (begin, end int) {
 
 // Returns true if all iterations complete without breaking.
 func (t *torrent) forReaderOffsetPieces(f func(begin, end int) (more bool)) (all bool) {
+	// There's an oppurtunity here to build a map of beginning pieces, and a
+	// bitmap of the rest. I wonder if it's worth the allocation overhead.
 	for r := range t.readers {
 		r.mu.Lock()
 		pos, readahead := r.pos, r.readahead