On Wed, Jan 27, 2016 at 7:10 AM, Michael S. Tsirkin <m...@redhat.com> wrote:
>
> -#define __smp_mb() mb()
> +#define __smp_mb() asm volatile("lock; addl $0,-4(%%esp)" ::: "memory",
> "cc")
So this doesn't look right for x86-64. Using %esp rather than %rsp.
How did that even work for you?
Linus
