netdev - Re: Add a SOCK_DESTROY operation to close sockets from userspace

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Message-ID: <1447955066.22599.235.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 19 Nov 2015 09:44:26 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	zenczykowski@...il.com, lorenzo@...gle.com,
	hannes@...essinduktion.org, stephen@...workplumber.org,
	netdev@...r.kernel.org, edumazet@...gle.com, ek@...gle.com,
	dtor@...gle.com
Subject: Re: Add a SOCK_DESTROY operation to close sockets from userspace

On Thu, 2015-11-19 at 12:02 -0500, David Miller wrote:
> From: Eric Dumazet <eric.dumazet@...il.com>
> Date: Thu, 19 Nov 2015 08:47:44 -0800
> 
> > So if the reaction of this is "Patch is coming from Android, must be
> > yet another hack", it is quite not fair.
> 
> I have not said this.
> 
> But the attitude of that all of a sudden we must care urgently about
> some Android issue they have waited as long as possible to address
> upstream... that stinks.
> 
> How come our opinions and ideas about how to approach solving this
> problem were not of any value two years ago?  Why?
> 
> We've waited two years, surely Android folks can wait however long it
> takes to discuss this design and alternative approaches.


Then we are in perfect agreement.

I did not say there was a sudden urgency, sorry for the
misunderstanding.
 I only know that TCP listener rewrite in 4.4 will again trigger all
these pesky Android bugs, I would like avoiding the mess I had to cope
when TIME_WAIT were merged into regular ehash established chains.

This is the major reason I worked closely with Lorenzo.

Thanks.


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