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fix memory allignment for 32-bit architectures (#668)

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having 3 int32s above the uint64s in the struct
will cause misalignment for some 32-bit architectures.
see https://golang.org/pkg/sync/atomic/#pkg-note-BUG
This aligns bytesReceived and bytesSent.
This commit is contained in:
Tadge Dryja 2016-04-13 20:51:02 -07:00 • committed by Dave Collins
parent 3b39edcaa1
commit 432ad76952
1 changed files with 3 additions and 2 deletions
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5
server.go
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@ -170,11 +170,12 @@ func (ps *peerState) forAllPeers(closure func(sp *serverPeer)) {
// bitcoin peers.
type server struct {
// The following variables must only be used atomically.
// Putting the uint64s first makes them 64-bit aligned for 32-bit systems.
bytesReceived uint64 // Total bytes received from all peers since start.
bytesSent uint64 // Total bytes sent by all peers since start.
started int32
shutdown int32
shutdownSched int32
bytesReceived uint64 // Total bytes received from all peers since start.
bytesSent uint64 // Total bytes sent by all peers since start.
listeners []net.Listener
chainParams *chaincfg.Params