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

Alan Modra
2013-05-01T03:54:33Z

On Tue, Apr 30, 2013 at 07:24:20PM -0700, Eric Dumazet wrote:
> li 11,1
> ld 0,0(9)
> rldimi 0,11,31,32
> std 0,0(9)
> blr
> .ident "GCC: (GNU) 4.6.3"
>
> You can see "ld 0,0(9)" is used : its a 64 bit load.

Yup. This is not a powerpc64 specific problem. See
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52080
Fixed in 4.8.0 and 4.7.3.

--
Alan Modra
Australia Development Lab, IBM