From: Alexei Starovoitov <ast@plumgrid.com>
To: John Fastabend <john.r.fastabend@intel.com>,
Jamal Hadi Salim <jhs@mojatatu.com>,
"David S. Miller" <davem@davemloft.net>
Cc: Daniel Borkmann <daniel@iogearbox.net>, netdev@vger.kernel.org
Subject: Re: [PATCH net-next] net: sched: run ingress qdisc without locks
Date: Fri, 01 May 2015 10:32:27 -0700 [thread overview]
Message-ID: <5543B8AB.8000303@plumgrid.com> (raw)
In-Reply-To: <554387FB.5040008@intel.com>
On 5/1/15 7:04 AM, John Fastabend wrote:
>
> Well there is still the TX side, although not as obvious because
> of mq and mqprio. Hopefully by say next LPC we can remove the
> qdisc lock there in many scenarios. Also the netif_tx_lock is
> there as well but many (most?) of the 10G/40G/etc devices can
> create per core descriptor rings. I'll start prodding away on that
> side shortly I suppose.
that will be massive! 'per core descriptor ring' sounds like new
driver API. Looking forward to your work :)
next prev parent reply other threads:[~2015-05-01 17:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-01 3:14 [PATCH net-next] net: sched: run ingress qdisc without locks Alexei Starovoitov
2015-05-01 12:08 ` Jamal Hadi Salim
2015-05-01 14:04 ` John Fastabend
2015-05-01 17:32 ` Alexei Starovoitov [this message]
2015-05-01 12:41 ` Daniel Borkmann
2015-05-04 3:42 ` David Miller
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