netdev - Re: [PATCH iproute2] ss: Tell user about -EOPNOTSUPP for SOCK

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Message-ID: <1463631168.18194.153.camel@edumazet-glaptop3.roam.corp.google.com>
Date:	Wed, 18 May 2016 21:12:48 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Ahern <dsa@...ulusnetworks.com>
Cc:	Lorenzo Colitti <lorenzo@...gle.com>,
	Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>,
	Stephen Hemminger <stephen@...workplumber.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	netdev-owner@...r.kernel.org, David Miller <davem@...emloft.net>,
	Maciej Żenczykowski <zenczykowski@...il.com>,
	Tom Herbert <tom@...bertland.com>
Subject: Re: [PATCH iproute2] ss: Tell user about -EOPNOTSUPP for
 SOCK_DESTROY

On Wed, 2016-05-18 at 22:05 -0600, David Ahern wrote:

> You think it is ok to send a request to the kernel, the kernel says "I 
> can't do it" and the command says nothing to the user? That is current 
> behavior. How on Earth is that acceptable?

I don't know. Tell me what is acceptable on a 'dump many sockets' and
some of them can be killed, but not all of them.

What I do know is that you sent totally buggy patches.

If you want to 'fix' something, please send a patch that we can agree
on, ie not breaking existing scripts.