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From: David Miller <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
To: eric.dumazet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: marc-xnduUnryOU1AfugRpC6u6w@public.gmane.org,
	Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org,
	bhutchings-s/n/eUQHGBpZroRs9YW3xA@public.gmane.org,
	linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] tcp: avoid order-1 allocations on wifi and tx path
Date: Wed, 11 Apr 2012 10:12:01 -0400 (EDT)	[thread overview]
Message-ID: <20120411.101201.40584059095994801.davem@davemloft.net> (raw)
In-Reply-To: <1334129882.5300.2539.camel@edumazet-glaptop>

From: Eric Dumazet <eric.dumazet-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Date: Wed, 11 Apr 2012 09:38:02 +0200

> David, I forgot to say this should be backported to 3.2 & 3.3

Yep.

> commit 87fb4b7b533073 (net: more accurate skb truesize) did the
> placement of skb_shared_info at the end of skb head, so
> sk_stream_alloc_skb() had to reserve more room so that tailroom stayed
> at MSS

Will keep that in mind, thanks.
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  reply	other threads:[~2012-04-11 14:12 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-29 16:38 3.2.8/amd64 full interrupt hangs and deadlocks under big network copies (page allocation failure) Marc MERLIN
     [not found] ` <20120311183244.GA14001@merlins.org>
     [not found]   ` <20120329053111.GD24933@merlins.org>
     [not found]     ` <20120329163800.GH24933-xnduUnryOU1AfugRpC6u6w@public.gmane.org>
     [not found]       ` <20120329053111.GD24933-xnduUnryOU1AfugRpC6u6w@public.gmane.org>
2012-03-29 16:41         ` Marc MERLIN
2012-03-29 18:09 ` Ben Hutchings
     [not found]   ` <1333044575.2656.1.camel-/LGg1Z1CJKReKY3V0RtoKmatzQS1i7+A3tAM5lWOD0I@public.gmane.org>
2012-03-29 21:19     ` Marc MERLIN
2012-04-09 17:20   ` Marc MERLIN
2012-04-09 18:12     ` David Miller
     [not found]       ` <20120409.141241.1216091936509309354.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2012-04-09 18:36         ` Marc MERLIN
2012-04-09 18:37           ` David Miller
2012-04-09 18:58             ` Larry Finger
2012-04-09 19:11               ` Eric Dumazet
2012-04-09 19:34                 ` David Miller
     [not found]                   ` <20120409.153452.1284163346306246866.davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
2012-04-09 19:46                     ` Marc MERLIN
2012-04-10  3:56                   ` Eric Dumazet
2012-04-10  5:11                     ` Marc MERLIN
2012-04-10  6:11                       ` Eric Dumazet
2012-04-11  5:27                         ` Marc MERLIN
     [not found]                           ` <20120411052733.GA17352-xnduUnryOU1AfugRpC6u6w@public.gmane.org>
2012-04-11  5:43                             ` Eric Dumazet
2012-04-11  6:30                               ` [PATCH] tcp: avoid order-1 allocations on wifi and tx path Eric Dumazet
2012-04-11  7:38                                 ` Eric Dumazet
2012-04-11 14:12                                   ` David Miller [this message]
2012-04-11 14:11                                 ` David Miller
2012-04-11  6:08                           ` [PATCH] net: allow pskb_expand_head() to get maximum tailroom Eric Dumazet
2012-04-11 14:11                             ` David Miller
2012-07-15 21:59                           ` 3.4.4/amd64 full interrupt hangs under big nfs copies Marc MERLIN
2012-07-16  6:18                             ` Eric Dumazet
2012-07-16 15:18                               ` Marc MERLIN
2012-07-16 16:21                                 ` Eric Dumazet
2012-07-16 17:17                                   ` Marc MERLIN
2013-02-19  4:05                                   ` 3.7.8/amd64 full interrupt hangs due to iwlwifi under big nfs copies out Marc MERLIN
2013-02-19  5:17                                     ` Eric Dumazet
2013-02-19  5:26                                       ` Marc MERLIN
2013-02-19 10:03                                       ` Johannes Berg
2013-02-19 16:18                                         ` Marc MERLIN
2013-02-19 16:36                                           ` Eric Dumazet
2013-02-19 16:21                                         ` Eric Dumazet
2013-02-20  9:12                                           ` Johannes Berg
2013-02-20  9:15                                             ` Johannes Berg
2013-02-20 15:11                                               ` Eric Dumazet
2013-02-20 16:20                                                 ` Johannes Berg
     [not found]                                                   ` <1361377243.8629.34.camel-8Nb76shvtaUJvtFkdXX2HixXY32XiHfO@public.gmane.org>
2013-02-20 16:55                                                     ` Eric Dumazet
2013-02-20 16:59                                                       ` Johannes Berg
2013-02-20 17:39                                                         ` Eric Dumazet
2013-02-20 17:01                                                       ` Johannes Berg
2013-02-20 17:24                                                         ` Eric Dumazet
2013-02-20 18:16                                                           ` Johannes Berg
2013-02-20 19:17                                                             ` Eric Dumazet
2013-02-20 19:58                                                               ` Johannes Berg
2013-02-20 20:14                                                                 ` Eric Dumazet
2013-02-20 20:27                                                                   ` Johannes Berg
2013-02-20 20:09                                                 ` Johannes Berg
2013-02-23  6:14                                               ` Marc MERLIN
2013-02-26 20:54                                                 ` Johannes Berg
     [not found]                                                   ` <1361912099.8440.21.camel-8Nb76shvtaUJvtFkdXX2HixXY32XiHfO@public.gmane.org>
2013-06-18 16:52                                                     ` Eric Dumazet
2013-06-18 17:04                                                       ` Johannes Berg
2013-06-19 13:09                                                         ` Stanislaw Gruszka

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