On Wed, Jan 27, 2016 at 7:10 AM, Michael S. Tsirkin <[email protected]> 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
