Re: [PATCH RFC 0/6] Implement per-processor data areas for i386.

Andi Kleen
2006-08-27T18:05:12Z

> Something like that had to be done eventually about the inefficient
> current_thread_info() mechanism,

Inefficient? It's two fast instructions. I won't call that inefficient.

> I guess it's due to having tried that on an older installation with gcc 3.2,
> which probably does less efficient opcode merging of current_thread_info()
> requests compared to a current gcc version.

gcc normally doesn't merge inline assembly at all.

-Andi