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-rw-r--r--net/dccp/dccp.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index 07dcbe73b50c..3af3320194f0 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -72,7 +72,14 @@ extern void dccp_time_wait(struct sock *sk, int state, int timeo);
72/* RFC 1122, 4.2.3.1 initial RTO value */ 72/* RFC 1122, 4.2.3.1 initial RTO value */
73#define DCCP_TIMEOUT_INIT ((unsigned)(3 * HZ)) 73#define DCCP_TIMEOUT_INIT ((unsigned)(3 * HZ))
74 74
75#define DCCP_RTO_MAX ((unsigned)(120 * HZ)) /* FIXME: using TCP value */ 75/*
76 * The maximum back-off value for retransmissions. This is needed for
77 * - retransmitting client-Requests (sec. 8.1.1),
78 * - retransmitting Close/CloseReq when closing (sec. 8.3),
79 * - feature-negotiation retransmission (sec. 6.6.3),
80 * - Acks in client-PARTOPEN state (sec. 8.1.5).
81 */
82#define DCCP_RTO_MAX ((unsigned)(64 * HZ))
76 83
77/* 84/*
78 * RTT sampling: sanity bounds and fallback RTT value from RFC 4340, section 3.4 85 * RTT sampling: sanity bounds and fallback RTT value from RFC 4340, section 3.4