netdev - Re: [PATCH net-next] af_unix: fix a fatal race with bit fields

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Message-ID: <1367529089.4389.23.camel@pasglop>
Date:	Fri, 03 May 2013 07:11:29 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Stephen Hemminger <stephen@...workplumber.org>
Cc:	Eric Dumazet <eric.dumazet@...il.com>,
	Alan Modra <amodra@...il.com>,
	Anton Blanchard <anton@...ba.org>,
	David Miller <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>, linuxppc-dev@...ts.ozlabs.org,
	Paul Mackerras <paulus@...ba.org>,
	Ambrose Feinstein <ambrose@...gle.com>
Subject: Re: [PATCH net-next] af_unix: fix a fatal race with bit fields

On Wed, 2013-05-01 at 08:10 -0700, Stephen Hemminger wrote:
> > These kind of errors are pretty hard to find, its a pity to spend
> time
> > on them.
> 
> There is a checkbin target inside arch/powerpc/Makefile
> Shouldn't a check be added there to block building kernel with known
> bad GCC versions?

In this case that makes it all GCC versions except the *very
latest* .... not practical.

I suppose we should try to make sure that at least the next batch of
enterprise distro get that fix on gcc side.

Ben.


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