On Wed, Jan 27, 2016 at 09:37:45AM -0800, Linus Torvalds wrote: > 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
Oops, didn't test this version properly. Pls disregard, I'll repost after some proper testing. -- MST
