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Commit 625a5e10 authored by Yuchung Cheng's avatar Yuchung Cheng Committed by David S. Miller
Browse files

tcp: skb_mstamp_after helper 



a helper to prepare the first main RACK patch.

Signed-off-by: default avatarYuchung Cheng <ycheng@google.com>
Signed-off-by: default avatarNeal Cardwell <ncardwell@google.com>
Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 77c63127

include/linux/skbuff.h

+9 −0
Original line number Diff line number Diff line
@@ -463,6 +463,15 @@ static inline u32 skb_mstamp_us_delta(const struct skb_mstamp *t1, 
	return delta_us;

}



static inline bool skb_mstamp_after(const struct skb_mstamp *t1,

				    const struct skb_mstamp *t0)

{

	s32 diff = t1->stamp_jiffies - t0->stamp_jiffies;



	if (!diff)

		diff = t1->stamp_us - t0->stamp_us;

	return diff > 0;

}



/** 

 *	struct sk_buff - socket buffer