diff options
Diffstat (limited to 'eth/downloader/peer.go')
| -rw-r--r-- | eth/downloader/peer.go | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/eth/downloader/peer.go b/eth/downloader/peer.go index e2dec5571..1ff2d5149 100644 --- a/eth/downloader/peer.go +++ b/eth/downloader/peer.go @@ -86,10 +86,8 @@ func (p *peer) Demote() { for { // Calculate the new reputation value prev := atomic.LoadInt32(&p.rep) - next := prev - 2 - if next < 0 { - next = 0 - } + next := prev / 2 + // Try to update the old value if atomic.CompareAndSwapInt32(&p.rep, prev, next) { return @@ -177,7 +175,7 @@ func (ps *peerSet) AllPeers() []*peer { } // IdlePeers retrieves a flat list of all the currently idle peers within the -// active peer set. +// active peer set, ordered by their reputation. func (ps *peerSet) IdlePeers() []*peer { ps.lock.RLock() defer ps.lock.RUnlock() @@ -188,5 +186,12 @@ func (ps *peerSet) IdlePeers() []*peer { list = append(list, p) } } + for i := 0; i < len(list); i++ { + for j := i + 1; j < len(list); j++ { + if atomic.LoadInt32(&list[i].rep) < atomic.LoadInt32(&list[j].rep) { + list[i], list[j] = list[j], list[i] + } + } + } return list } |