From: Octavian Purdila <opurdila@ixiacom.com>
To: David Miller <davem@davemloft.net>
Cc: herbert@gondor.apana.org.au, netdev@vger.kernel.org
Subject: Re: [RFC][PATCH 1/3] net: per skb control messages
Date: Fri, 25 Jul 2008 02:26:38 +0300 [thread overview]
Message-ID: <200807250226.38996.opurdila@ixiacom.com> (raw)
In-Reply-To: <20080724.161859.193696763.davem@davemloft.net>
On Friday 25 July 2008, David Miller wrote:
> > Sure but the problem is that the NIC hw timestamp is not synced with
> > the CPU time. In that case I think that the netfilter rules which
> > are looking at the timestamp will be messed up.
>
> Right, but you can maintain a suitable "delta" between the two.
OK, I think I got the idea now:
- use a bit in the timestamp to specify that this is a hw timestamp
- use a new net_device method to convert a hw timestamp to a gettimeofday
timestamp
This is great, thanks a lot !
tavi
next prev parent reply other threads:[~2008-07-24 23:29 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-23 22:01 [RFC][PATCH 0/3] net: per skb control messages Octavian Purdila
2008-07-23 22:01 ` [RFC][PATCH 1/3] " Octavian Purdila
2008-07-24 12:46 ` Herbert Xu
2008-07-24 13:34 ` Octavian Purdila
2008-07-24 15:01 ` Herbert Xu
2008-07-24 16:22 ` Octavian Purdila
2008-07-24 20:28 ` David Miller
2008-07-24 21:49 ` Octavian Purdila
2008-07-24 21:56 ` David Miller
2008-07-24 21:58 ` Stephen Hemminger
2008-07-24 22:35 ` Octavian Purdila
2008-07-24 23:05 ` Stephen Hemminger
2008-07-24 22:12 ` Octavian Purdila
2008-07-24 22:17 ` David Miller
2008-07-24 23:14 ` Octavian Purdila
2008-07-24 23:18 ` David Miller
2008-07-24 23:26 ` Octavian Purdila [this message]
2008-07-23 22:01 ` [RFC][PATCH 2/3] ip: support for SOL_SKB control messages for UDP/RAW sockets Octavian Purdila
2008-07-23 22:01 ` [RFC][PATCH 3/3] net: add SKB_SOL control messages Octavian Purdila
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=200807250226.38996.opurdila@ixiacom.com \
--to=opurdila@ixiacom.com \
--cc=davem@davemloft.net \
--cc=herbert@gondor.apana.org.au \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).