From: David Howells <dhowells@redhat.com>
To: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= <toke@toke.dk>
Cc: dhowells@redhat.com, netdev@vger.kernel.org
Subject: Re: Is it possible to get Rx timestamps in skb->tstamp?
Date: Wed, 19 Sep 2018 14:43:04 +0100 [thread overview]
Message-ID: <10302.1537364584@warthog.procyon.org.uk> (raw)
In-Reply-To: <875zz1k4pv.fsf@toke.dk>
Toke Høiland-Jørgensen <toke@toke.dk> wrote:
> > Is it possible to tell a UDP socket that you'd like it to put
> > reception timestamps in skb->tstamp?
>
> I think you probably want SO_TIMESTAMP*?
>
> See https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/networking/timestamping.txt
That seems to work. I thought that only affected recvmsg() putting the
timestamp into the ancillary data buffer, but apparently not.
Thanks,
David
prev parent reply other threads:[~2018-09-19 19:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-19 13:03 Is it possible to get Rx timestamps in skb->tstamp? David Howells
2018-09-19 13:16 ` Toke Høiland-Jørgensen
2018-09-19 13:43 ` David Howells [this message]
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