tcp_ecn is an integer not a boolean
There was some confusion at LCA as to why the sysctl tcp_ecn took one of three values when it was documented as a Boolean. This patch fixes the documentation. Signed-off-by: Peter Chubb <peter.chubb@nicta.com.au> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -187,7 +187,7 @@ tcp_cookie_size - INTEGER
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tcp_dsack - BOOLEAN
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Allows TCP to send "duplicate" SACKs.
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tcp_ecn - BOOLEAN
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tcp_ecn - INTEGER
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Enable Explicit Congestion Notification (ECN) in TCP. ECN is only
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used when both ends of the TCP flow support it. It is useful to
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avoid losses due to congestion (when the bottleneck router supports
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