From: David Miller <davem@davemloft.net>
To: herbert@gondor.apana.org.au
Cc: krkumar2@in.ibm.com, jarkao2@gmail.com, netdev@vger.kernel.org
Subject: Re: [RFC] [PATCH] Don't run __qdisc_run() on a stopped TX queue
Date: Tue, 28 Jul 2009 12:59:19 -0700 (PDT) [thread overview]
Message-ID: <20090728.125919.146001472.davem@davemloft.net> (raw)
In-Reply-To: <20090728071247.GA25611@gondor.apana.org.au>
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Tue, 28 Jul 2009 15:12:47 +0800
> However, in that case you'll now have two locks bouncing around
> instead of one and my guess would be that the cache overhead
> would offset any gain that is made from the parallel processing.
The premise is that there'd be only one. The qdisc lock.
If the traffic is distributed, flow wise, the driver XMIT
lock would spread due to multiqueue.
next prev parent reply other threads:[~2009-07-28 19:59 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-20 7:46 [RFC] [PATCH] Don't run __qdisc_run() on a stopped TX queue Krishna Kumar
2009-07-24 8:30 ` Jarek Poplawski
2009-07-24 8:37 ` Herbert Xu
2009-07-24 10:31 ` Krishna Kumar2
2009-07-25 3:24 ` Herbert Xu
2009-07-25 11:04 ` Jarek Poplawski
2009-07-25 11:12 ` Herbert Xu
2009-07-25 11:53 ` Jarek Poplawski
2009-07-28 2:28 ` David Miller
2009-07-28 2:48 ` Herbert Xu
2009-07-28 4:21 ` David Miller
2009-07-28 6:43 ` Jarek Poplawski
2009-07-28 8:03 ` Herbert Xu
2009-07-28 8:37 ` Jarek Poplawski
2009-07-28 8:44 ` Herbert Xu
2009-07-28 9:02 ` Jarek Poplawski
2009-07-28 10:53 ` Herbert Xu
2009-07-28 11:24 ` Jarek Poplawski
2009-07-28 11:43 ` Krishna Kumar2
2009-07-28 11:48 ` Herbert Xu
2009-07-28 12:24 ` Krishna Kumar2
2009-07-28 20:02 ` David Miller
2009-07-28 7:12 ` Herbert Xu
2009-07-28 19:59 ` David Miller [this message]
2009-07-29 0:44 ` Herbert Xu
2009-07-29 1:06 ` David Miller
2009-07-29 1:25 ` Herbert Xu
2009-07-29 1:34 ` David Miller
2009-07-29 2:12 ` Herbert Xu
2009-07-29 2:22 ` David Miller
2009-07-29 2:38 ` Herbert Xu
2009-07-29 3:15 ` Herbert Xu
2009-08-04 3:15 ` David Miller
2009-07-29 11:04 ` Jarek Poplawski
2009-07-29 11:11 ` Herbert Xu
2009-07-29 11:26 ` Jarek Poplawski
2009-07-29 12:30 ` Herbert Xu
2009-07-29 12:47 ` Jarek Poplawski
2009-07-29 13:08 ` Krishna Kumar2
2009-07-29 19:26 ` Jarek Poplawski
2009-07-29 13:28 ` Krishna Kumar2
2009-07-24 12:46 ` Eric Dumazet
2009-07-24 14:54 ` Herbert Xu
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=20090728.125919.146001472.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=herbert@gondor.apana.org.au \
--cc=jarkao2@gmail.com \
--cc=krkumar2@in.ibm.com \
--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).