On Wed, Jun 08, 2016 at 02:55:30PM +0200, Ingo Molnar wrote: > I'd much prefer to have all of these in the locking tree (i.e. > tip:locking/core), > to make it less painful all around.
All the fetch_op stuff, yes certainly. But Vineet wanted to munge arch/arc/include/asm/atomic.h a bit in 4.7, which would make applying the arc fetch_op patch tricky.