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authorNeal Cardwell <ncardwell@google.com>2012-02-28 02:52:52 +0400
committerDavid S. Miller <davem@davemloft.net>2012-02-29 00:06:33 +0400
commitecb971923614775a118bc05ad16b2bde450cac7d (patch)
treefaccc868f922b2985341ba8dd6a6a401e6cf32d1 /include/linux/tcp.h
parenteea79e0713d94b02952f6c591b615710fd40a562 (diff)
downloadlinux-ecb971923614775a118bc05ad16b2bde450cac7d.tar.xz
tcp: fix comment for tp->highest_sack
There was an off-by-one error in the comments describing the highest_sack field in struct tcp_sock. The comments previously claimed that it was the "start sequence of the highest skb with SACKed bit". This commit fixes the comments to note that it is the "start sequence of the skb just *after* the highest skb with SACKed bit". Signed-off-by: Neal Cardwell <ncardwell@google.com> Acked-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/tcp.h')
-rw-r--r--include/linux/tcp.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 46a85c9e1f25..3c7ffdb40dc6 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -412,7 +412,8 @@ struct tcp_sock {
struct tcp_sack_block recv_sack_cache[4];
- struct sk_buff *highest_sack; /* highest skb with SACK received
+ struct sk_buff *highest_sack; /* skb just after the highest
+ * skb with SACKed bit set
* (validity guaranteed only if
* sacked_out > 0)
*/