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| author | Matthew Sackman <matthew@rabbitmq.com> | 2011-07-26 15:56:48 +0100 |
|---|---|---|
| committer | Matthew Sackman <matthew@rabbitmq.com> | 2011-07-26 15:56:48 +0100 |
| commit | 4bd844b22f15ab1d73914a7210622a87b32a40df (patch) | |
| tree | 9074ff6a85731367bf0da85340a82733d7c07065 /src/rabbit_backing_queue_qc.erl | |
| parent | 81e28d508e8fe0414f523b5f02f3cfd00e3e7899 (diff) | |
| download | rabbitmq-server-4bd844b22f15ab1d73914a7210622a87b32a40df.tar.gz | |
Convert O(N*M) to O(M*log_2(N))bug23464
Diffstat (limited to 'src/rabbit_backing_queue_qc.erl')
| -rw-r--r-- | src/rabbit_backing_queue_qc.erl | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/src/rabbit_backing_queue_qc.erl b/src/rabbit_backing_queue_qc.erl index e20bba07..93e8efad 100644 --- a/src/rabbit_backing_queue_qc.erl +++ b/src/rabbit_backing_queue_qc.erl @@ -234,9 +234,7 @@ next_state(S, Res, {call, ?BQMOD, ack, [AcksArg, _BQ]}) -> #state{acks = AcksState} = S, BQ1 = {call, erlang, element, [2, Res]}, S#state{bqstate = BQ1, - acks = orddict:filter(fun (AckTag, _) -> - not lists:member(AckTag, AcksArg) - end, AcksState)}; + acks = lists:foldl(fun orddict:erase/2, AcksState, AcksArg)}; next_state(S, Res, {call, ?BQMOD, requeue, [AcksArg, _F, _V]}) -> #state{len = Len, messages = Messages, acks = AcksState} = S, @@ -246,9 +244,7 @@ next_state(S, Res, {call, ?BQMOD, requeue, [AcksArg, _F, _V]}) -> S#state{bqstate = BQ1, len = Len + length(RequeueMsgs), messages = queue:join(Messages, queue:from_list(RequeueMsgs)), - acks = orddict:filter(fun (AckTag, _) -> - not lists:member(AckTag, AcksArg) - end, AcksState)}; + acks = lists:foldl(fun orddict:erase/2, AcksState, AcksArg)}; next_state(S, BQ, {call, ?BQMOD, set_ram_duration_target, _Args}) -> S#state{bqstate = BQ}; |