On Sun, Aug 12, 2012 at 01:33:09PM +1200, Michael Cree wrote:
> On 03/08/12 03:02, Fengguang Wu wrote:
> > On Thu, Jul 26, 2012 at 10:06:41AM -0700, Tony Luck wrote:
> >> On Tue, Jul 24, 2012 at 10:10 PM, James Bottomley
> >> <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> wrote:
> >>>> Here is the line in sock.i:
> >>>>
> >>>> struct static_key memalloc_socks = ((struct static_key) { .enabled =
> >>>> ((atomic_t) { (0) }) });
> >>>
> >>> The above line contains two compound literals. It also uses a designated
> >>> initializer to initialize the field enabled. A compound literal is not a
> >>> constant expression.
> >>
> >> Seeing the same thing on ia64 building next-20120726. Same fix works
> >> for me ... so I'll steal this whole changelog and attributes.
> >
> > I got the same error for alpha, the same fix applies.
>
> Just trying this patch on Alpha against v3.6-rc1 and it leads to new
> compilation errors, namely:
>
> init/init_task.c:12: error: braced-group within expression allowed only
> inside a function
> init/init_task.c:13: error: braced-group within expression allowed only
> inside a function
> init/init_task.c:16: error: braced-group within expression allowed only
> inside a function
> init/init_task.c:16: error: braced-group within expression allowed only
> inside a function
> make[1]: *** [init/init_task.o] Error 1
Sorry! This will actually compile:
-#define ATOMIC_INIT(i) ( { (i) } )
+#define ATOMIC_INIT(i) { (i) }
Ditto for the 64bit version. I'll send the updated patch.
Thanks,
Fengguang
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