netdev - Re: [PATCH net] net: sctp: wake up all assocs if sndbuf policy is per socket

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 08 Apr 2014 13:13:46 -0400
From:	Vlad Yasevich <vyasevich@...il.com>
To:	David Miller <davem@...emloft.net>, dborkman@...hat.com
CC:	netdev@...r.kernel.org, linux-sctp@...r.kernel.org, tgraf@...g.ch,
	nhorman@...driver.com
Subject: Re: [PATCH net] net: sctp: wake up all assocs if sndbuf policy is
 per socket

On 04/08/2014 12:50 PM, David Miller wrote:
> From: Daniel Borkmann <dborkman@...hat.com>
> Date: Tue,  8 Apr 2014 15:33:57 +0200
> 
>>  [ When net-next opens up again, we need to think how
>>    we can ideally make a new list interface and simplify
>>    both open-coded list traversals. ]
> 
> I don't think you need a new list interface.
> 
> Instead, just have a back pointer to the sctp_sk() from the asoc, then
> you can do normal list traversals over the asocs.

We already have that, but doing so will give preference to first
association and possibly starving the last one.

This starvation avoidance is the whole point of having a per-association
accounting.

-vlad

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html