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work on removing heap allocations (#150)

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Pat Whittingslow
2026-07-01 13:26:05 -03:00
committed by GitHub
parent 96a02e7d2c
commit cdc99fb9ff
4 changed files with 234 additions and 13 deletions
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internet/stack-ethernet.go
+6 -1
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@@ -158,7 +158,12 @@ func (ls *StackEthernet) Demux(carrierData []byte, frameOffset int) (err error)
return err
}
DROP:
ls.handlers.info("LinkStack:drop-packet", internal.SlogAddr6("dsthw", dstaddr), slog.String("ethertype", efrm.EtherTypeOrSize().String()))
// Frames not addressed to us are routine noise on a shared LAN (multicast/
// broadcast spam). Log at debug so a production logger at info level gates it
// out instead of allocating slog attrs per dropped packet.
if internal.LogEnabled(ls.handlers.logger.log, slog.LevelDebug) {
ls.handlers.debug("LinkStack:drop-packet", internal.SlogAddr6("dsthw", dstaddr), slog.String("ethertype", efrm.EtherTypeOrSize().String()))
}
return lneto.ErrPacketDrop
}