From: David Miller <davem@davemloft.net>
To: hannes@stressinduktion.org
Cc: netdev@vger.kernel.org, therbert@google.com, jhs@mojatatu.com,
edumazet@google.com, jeffrey.t.kirsher@intel.com,
rusty@rustcorp.com.au, dborkman@redhat.com, brouer@redhat.com,
john.r.fastabend@intel.com
Subject: Re: [PATCH 0/2] Get rid of ndo_xmit_flush
Date: Fri, 29 Aug 2014 20:22:10 -0700 (PDT) [thread overview]
Message-ID: <20140829.202210.1424256004723217664.davem@davemloft.net> (raw)
In-Reply-To: <1409190174.27664.10.camel@localhost>
From: Hannes Frederic Sowa <hannes@stressinduktion.org>
Date: Thu, 28 Aug 2014 03:42:54 +0200
> I wonder if we still might need a separate call for tx_flush, e.g. for
> af_packet if one wants to allow user space control of batching, MSG_MORE
> with tx hangcheck (also in case user space has control over it) or
> implement TCP_CORK alike option in af_packet.
I disagree with allowing the user to hold a device TX queue hostage
across system calls, therefore the user should provide the entire
batch in such a case.
next prev parent reply other threads:[~2014-08-30 3:22 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-25 23:34 [PATCH 0/2] Get rid of ndo_xmit_flush David Miller
2014-08-26 6:28 ` Jesper Dangaard Brouer
2014-08-26 10:13 ` Jesper Dangaard Brouer
2014-08-26 12:52 ` Jesper Dangaard Brouer
2014-08-26 16:43 ` Alexander Duyck
2014-08-27 7:48 ` Jesper Dangaard Brouer
2014-08-27 8:37 ` Jesper Dangaard Brouer
2014-08-26 14:40 ` Jamal Hadi Salim
2014-09-01 0:37 ` Rusty Russell
2014-08-27 12:19 ` Jesper Dangaard Brouer
2014-08-27 20:43 ` David Miller
2014-08-27 12:31 ` Hannes Frederic Sowa
2014-08-27 13:23 ` Eric Dumazet
2014-08-27 13:56 ` Jesper Dangaard Brouer
2014-08-27 14:09 ` Eric Dumazet
2014-08-27 20:48 ` David Miller
2014-08-27 20:46 ` David Miller
2014-08-27 20:45 ` David Miller
2014-08-28 1:42 ` Hannes Frederic Sowa
2014-08-30 3:22 ` David Miller [this message]
2014-08-30 10:23 ` Jesper Dangaard Brouer
2014-09-01 20:05 ` Hannes Frederic Sowa
2014-09-01 21:56 ` David Miller
2014-09-01 22:31 ` Hannes Frederic Sowa
2014-09-01 22:35 ` David Miller
2014-08-27 18:28 ` Cong Wang
2014-08-27 19:31 ` Tom Herbert
2014-08-27 20:53 ` David Miller
2014-08-27 20:51 ` David Miller
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