Re: [kbuild-all] [tip:x86/cpu 8/12] arch/x86/kernel/cpu/intel_rdt.c:63: error: unknown field 'cache' specified in initializer

[Thomas Gleixner]

On Mon, 17 Apr 2017, Fengguang Wu wrote:
> > So the compiler fails to handle the anon union, which was introduced in
> > 05b93417ce5b924. No idea why, but that concept is not new and widely used
> > in the kernel already.
> 
> It looks like a problem with gcc 4.4:
> 
>        Bug 42875 - gcc disallows named initializers for anonymous unions
>        https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42875
>        https://gcc.gnu.org/bugzilla/show_bug.cgi?id=10676
> 
>        gcc-4.4.3 lets you statically initialize named fields, and
>        lets you assign to anonymous union members, but you cannot
>        statically initialize a named member of an anonymous union.

Bah. I'll fix it up.

Thanks,

        tglx