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From: Richard Cochran <richardcochran@gmail.com>
To: Willem de Bruijn <willemb@google.com>
Cc: netdev@vger.kernel.org, eric.dumazet@gmail.com, davem@davemloft.net
Subject: Re: [PATCH net-next 2/7] net-timestamp: MSG_TSTAMP one-shot tx timestamps
Date: Wed, 25 Jun 2014 07:01:58 +0200	[thread overview]
Message-ID: <20140625050158.GD3845@localhost.localdomain> (raw)
In-Reply-To: <1403624632-17327-3-git-send-email-willemb@google.com>

On Tue, Jun 24, 2014 at 11:43:47AM -0400, Willem de Bruijn wrote:
> The kernel support datagram tx timestamping through socket option
> SO_TIMESTAMPING. This patch add send() flag MSG_TSTAMP to allow
> selectively requesting a timestamp for a single packet.

This is a nice idea. I wonder whether the drivers will react
correctly, need to think about it.

> MSG_TSTAMP does not depend on SO_TIMESTAMPING. Enabling both
> concurrently is redundant, but safe.
> 
> This patch adds support for IPv4 and IPv6 UDP sendmsg().

What about raw?

Thanks,
Richard

  reply	other threads:[~2014-06-25  5:02 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-24 15:43 net-timestamp: MSG_TSTAMP flags and bytestream support Willem de Bruijn
2014-06-24 15:43 ` [PATCH net-next 1/7] net-timestamp: explicit SO_TIMESTAMPING ancillary data struct Willem de Bruijn
2014-06-25  4:56   ` Richard Cochran
2014-06-25 21:18     ` Willem de Bruijn
2014-06-24 15:43 ` [PATCH net-next 2/7] net-timestamp: MSG_TSTAMP one-shot tx timestamps Willem de Bruijn
2014-06-25  5:01   ` Richard Cochran [this message]
2014-06-25 21:20     ` Willem de Bruijn
2014-06-24 15:43 ` [PATCH net-next 3/7] net-timestamp: tx timestamp without payload Willem de Bruijn
2014-06-25  5:16   ` Richard Cochran
2014-06-25 21:22     ` Willem de Bruijn
2014-06-24 15:43 ` [PATCH net-next 4/7] net-timestamp: TCP timestamping Willem de Bruijn
2014-06-24 15:43 ` [PATCH net-next 5/7] net-timestamp: ACK timestamp for bytestreams Willem de Bruijn
2014-06-24 15:43 ` [PATCH net-next 6/7] net-timestamp: ENQ timestamp on enqueue to traffic shaping layer Willem de Bruijn
2014-06-24 15:43 ` [PATCH net-next 7/7] net-timestamp: expand documentation Willem de Bruijn
2014-06-25  7:32 ` net-timestamp: MSG_TSTAMP flags and bytestream support Richard Cochran
2014-06-25 21:11   ` Willem de Bruijn

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