Re: [PATCH] x86/cpufeature: guard asm_volatile_goto usage with CC_HAVE_ASM_GOTO

Peter Zijlstra
2018-04-13T18:19:34Z

On Tue, Apr 10, 2018 at 02:28:04PM -0700, Alexei Starovoitov wrote:
> Instead of
> #ifdef CC_HAVE_ASM_GOTO
> we can replace it with
> #ifndef __BPF__
> or some other name,

I would prefer the BPF specific hack; otherwise we might be encouraging
people to build the kernel proper without asm-goto.