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[DCCP]: Update documentation on ioctls
Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk> Acked-by: Ian McDonald <ian.mcdonald@jandi.co.nz> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -136,6 +136,12 @@ sync_ratelimit = 125 ms
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sequence-invalid packets on the same socket (RFC 4340, 7.5.4). The unit
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of this parameter is milliseconds; a value of 0 disables rate-limiting.
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IOCTLS
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======
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FIONREAD
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Works as in udp(7): returns in the `int' argument pointer the size of
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the next pending datagram in bytes, or 0 when no datagram is pending.
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Notes
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=====
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