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authorGerrit Renker <gerrit@erg.abdn.ac.uk>2008-09-04 07:30:19 +0200
committerGerrit Renker <gerrit@erg.abdn.ac.uk>2008-09-04 07:45:35 +0200
commit2975abd251d795810932b20354729ba236d95bf9 (patch)
tree343733773977a67eb5aa7692ff301466125871e8 /net/dccp
parentd0995e6a9e3328cdc76b4c45882dee118284f960 (diff)
downloadop-kernel-dev-2975abd251d795810932b20354729ba236d95bf9.zip
op-kernel-dev-2975abd251d795810932b20354729ba236d95bf9.tar.gz
dccp: Schedule an Ack when receiving timestamps
This schedules an Ack when receiving a timestamp, exploiting the existing inet_csk_schedule_ack() function, saving one case in the `dccp_ack_pending()' function. Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Diffstat (limited to 'net/dccp')
-rw-r--r--net/dccp/dccp.h2
-rw-r--r--net/dccp/options.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index c7370de..f9ed0cb 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -431,7 +431,7 @@ static inline void dccp_update_gss(struct sock *sk, u64 seq)
static inline int dccp_ack_pending(const struct sock *sk)
{
const struct dccp_sock *dp = dccp_sk(sk);
- return dp->dccps_timestamp_echo != 0 ||
+ return
#ifdef CONFIG_IP_DCCP_ACKVEC
(dp->dccps_hc_rx_ackvec != NULL &&
dccp_ackvec_pending(dp->dccps_hc_rx_ackvec)) ||
diff --git a/net/dccp/options.c b/net/dccp/options.c
index e1c94e2..9fe0510 100644
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -163,6 +163,8 @@ int dccp_parse_options(struct sock *sk, struct dccp_request_sock *dreq,
dccp_role(sk), ntohl(opt_val),
(unsigned long long)
DCCP_SKB_CB(skb)->dccpd_ack_seq);
+ /* schedule an Ack in case this sender is quiescent */
+ inet_csk_schedule_ack(sk);
break;
case DCCPO_TIMESTAMP_ECHO:
if (len != 4 && len != 6 && len != 8)
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