From: Ilpo Järvinen Date: Fri, 10 Aug 2007 21:31:21 +0000 (-0700) Subject: [TCP]: Update comment about highest_sack validity X-Git-Tag: v2.6.24-rc1~1454^2~815 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=13dae426318aae073028a4b3bd493104a991e800;p=linux-2.6-omap-h63xx.git [TCP]: Update comment about highest_sack validity This stale info came from the original idea, which proved to be unnecessarily complex, sacked_out > 0 is easy to do and that when it's going to be needed anyway (it _can_ be valid also when sacked_out == 0 but there's not going to be a guarantee about it for now). Signed-off-by: Ilpo Järvinen Signed-off-by: David S. Miller --- diff --git a/include/linux/tcp.h b/include/linux/tcp.h index 1f12fa0b67d..f8cf090e8f4 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -332,7 +332,8 @@ struct tcp_sock { struct tcp_sack_block_wire recv_sack_cache[4]; - u32 highest_sack; /* Start seq of globally highest revd SACK (valid only in slowpath) */ + u32 highest_sack; /* Start seq of globally highest revd SACK + * (validity guaranteed only if sacked_out > 0) */ /* from STCP, retrans queue hinting */ struct sk_buff* lost_skb_hint;