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| -rw-r--r-- | Documentation/networking/dccp.txt | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/networking/dccp.txt b/Documentation/networking/dccp.txt index 387482e46c47..4504cc59e405 100644 --- a/Documentation/networking/dccp.txt +++ b/Documentation/networking/dccp.txt | |||
| @@ -57,6 +57,16 @@ DCCP_SOCKOPT_SEND_CSCOV is for the receiver and has a different meaning: it | |||
| 57 | coverage value are also acceptable. The higher the number, the more | 57 | coverage value are also acceptable. The higher the number, the more |
| 58 | restrictive this setting (see [RFC 4340, sec. 9.2.1]). | 58 | restrictive this setting (see [RFC 4340, sec. 9.2.1]). |
| 59 | 59 | ||
| 60 | The following two options apply to CCID 3 exclusively and are getsockopt()-only. | ||
| 61 | In either case, a TFRC info struct (defined in <linux/tfrc.h>) is returned. | ||
| 62 | DCCP_SOCKOPT_CCID_RX_INFO | ||
| 63 | Returns a `struct tfrc_rx_info' in optval; the buffer for optval and | ||
| 64 | optlen must be set to at least sizeof(struct tfrc_rx_info). | ||
| 65 | DCCP_SOCKOPT_CCID_TX_INFO | ||
| 66 | Returns a `struct tfrc_tx_info' in optval; the buffer for optval and | ||
| 67 | optlen must be set to at least sizeof(struct tfrc_tx_info). | ||
| 68 | |||
| 69 | |||
| 60 | Sysctl variables | 70 | Sysctl variables |
| 61 | ================ | 71 | ================ |
| 62 | Several DCCP default parameters can be managed by the following sysctls | 72 | Several DCCP default parameters can be managed by the following sysctls |