netdev - Re: [PATCH net] rtnetlink: fix userspace API breakage for iproute2

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Date:	Thu, 12 Jun 2014 10:47:35 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	torvalds@...ux-foundation.org
Cc:	mschmidt@...hat.com, netdev@...r.kernel.org,
	stephen@...workplumber.org, alexander.h.duyck@...el.com,
	michael.riesch@...cron.at
Subject: Re: [PATCH net] rtnetlink: fix userspace API breakage for iproute2
 < v3.9.0

From: Linus Torvalds <torvalds@...ux-foundation.org>
Date: Thu, 12 Jun 2014 10:44:49 -0700

> David, I have to agree with Michal. If the user-space tool did what it
> had to do for old kernels, then new kernels should support the old
> semantics.
> 
> You can't call it a "bug" - user space does what it does and it was
> tested and worked.
> 
> And sure, it might have been a bug/misfeature of the old kernel, but
> we have to live with what we have done, not blame others. Once user
> space starts depending on our bugs, it's *our* problem.
> 
> Saying "fix your sh*t" is wrong, when we caused it to begin with.

Yeah I guess you're right and I'll end up applying Michal's patch.
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