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Commit 2bfd754d authored by Gerrit Renker's avatar Gerrit Renker Committed by David S. Miller
Browse files

[DCCP]: Correct documentation 



This corrects erroneous documentation of the socket API.

Signed-off-by: default avatarGerrit Renker <gerrit@erg.abdn.ac.uk>
Signed-off-by: default avatarIan McDonald <ian.mcdonald@jandi.co.nz>
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent dcad856f

Documentation/networking/dccp.txt

+3 −2
Original line number Original line Diff line number Diff line
@@ -55,12 +55,13 @@ be enabled at the receiver, too with suitable choice of CsCov. 
DCCP_SOCKOPT_SEND_CSCOV sets the sender checksum coverage. Values in the

DCCP_SOCKOPT_SEND_CSCOV sets the sender checksum coverage. Values in the

	range 0..15 are acceptable. The default setting is 0 (full coverage),

	range 0..15 are acceptable. The default setting is 0 (full coverage),

	values between 1..15 indicate partial coverage.

	values between 1..15 indicate partial coverage.

DCCP_SOCKOPT_SEND_CSCOV is for the receiver and has a different meaning: it

DCCP_SOCKOPT_RECV_CSCOV is for the receiver and has a different meaning: it

	sets a threshold, where again values 0..15 are acceptable. The default

	sets a threshold, where again values 0..15 are acceptable. The default

	of 0 means that all packets with a partial coverage will be discarded.

	of 0 means that all packets with a partial coverage will be discarded.

	Values in the range 1..15 indicate that packets with minimally such a

	Values in the range 1..15 indicate that packets with minimally such a

	coverage value are also acceptable. The higher the number, the more

	coverage value are also acceptable. The higher the number, the more

	restrictive this setting (see [RFC 4340, sec. 9.2.1]).

	restrictive this setting (see [RFC 4340, sec. 9.2.1]). Partial coverage

	settings are inherited to the child socket after accept().





The following two options apply to CCID 3 exclusively and are getsockopt()-only.

The following two options apply to CCID 3 exclusively and are getsockopt()-only.

In either case, a TFRC info struct (defined in <linux/tfrc.h>) is returned.

In either case, a TFRC info struct (defined in <linux/tfrc.h>) is returned.