From: Krzysztof Halasa <khc@pm.waw.pl>
To: Ben Greear <greearb@candelatech.com>
Cc: Tommy Christensen <tommy.christensen@tpack.net>,
"'netdev@oss.sgi.com'" <netdev@oss.sgi.com>,
"Linux 802.1Q VLAN" <vlan@candelatech.com>,
Francois Romieu <romieu@fr.zoreil.com>,
"David S. Miller" <davem@redhat.com>
Subject: Re: [PATCH] 802.1Q VLAN
Date: Fri, 29 Oct 2004 02:38:08 +0200 [thread overview]
Message-ID: <m3acu6xssv.fsf@defiant.pm.waw.pl> (raw)
In-Reply-To: <41818D99.9020300@candelatech.com> (Ben Greear's message of "Thu, 28 Oct 2004 17:23:53 -0700")
Ben Greear <greearb@candelatech.com> writes:
> Right... it would probably be an O(N) thing to wake the queues for all virtual
> devices on a physical device, and we certainly don't want to do that
> often. Maybe if you only tried to wake the blocked queues (ie, kept a list
> of just blocked queues), then that would be less painful on average,
> but the worst-case is still bad.
Not sure if we need multiple queues. I think one queue for one physical
device (a queue shared by all logical subdevices) would be enough
in this case.
Not sure how to do it, either. The semantics should be changed perhaps.
The same issue with Frame Relay logical devices.
--
Krzysztof Halasa
next prev parent reply other threads:[~2004-10-29 0:38 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-22 21:07 [PATCH] 802.1Q VLAN Ben Greear
2004-10-22 21:46 ` Francois Romieu
2004-10-22 22:09 ` Ben Greear
2004-10-23 0:24 ` Francois Romieu
2004-10-25 20:51 ` Ben Greear
2004-10-25 23:56 ` Ben Greear
2004-10-27 1:02 ` David S. Miller
2004-10-27 23:49 ` David S. Miller
2004-10-28 1:28 ` Ben Greear
2004-10-28 4:42 ` David S. Miller
2004-10-28 23:40 ` Tommy Christensen
2004-10-28 23:35 ` David S. Miller
2004-10-29 0:23 ` Ben Greear
2004-10-29 0:38 ` Krzysztof Halasa [this message]
2004-10-29 8:29 ` Tommy Christensen
2004-10-29 17:45 ` Ben Greear
2004-10-29 23:37 ` Tommy Christensen
2004-10-29 23:56 ` Ben Greear
2004-10-30 0:05 ` Ben Greear
2004-10-30 0:31 ` Tommy Christensen
2004-11-01 18:58 ` Ben Greear
2004-11-01 23:08 ` Tommy Christensen
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