On Tue, Apr 30, 2019 at 01:16:57AM +0200, Andrea Parri wrote: > Hi Mike, > > > >This barrier only applies to the read-modify-write operations; in > > >particular, it does not apply to the atomic_read() primitive. > > > > > >Replace the barrier with an smp_mb(). > > > > This is one of a couple of barrier issues that we are currently looking into. > > > > See: > > > > [PATCH for-next 6/9] IB/rdmavt: Add new completion inline > > > > We will take a look at this one as well. > > Thank you for the reference and for looking into this, So, I'm planning to just drop this patch; or can I do something to help? Please let me know. Thanx, Andrea > > Andrea