On Tue, 2013-06-18 at 21:48 +0200, Andi Kleen wrote: > > Given Torvald's comment, can you verify whether your hw txn succeeds > > (all the way to commit) or whether it is failing and somehow skips > > the fall through code that is hanging for us (Power and S390)? > > All the 3 transactions in reentrant.c abort.
Can you please explain the above? When you say abort, do you mean that libitm is calling htm_abort() or that your xbegin hardware instruction isn't succeeding? > That's not surprising, because there are usually lots of aborts in > the startup phase of programs, and the test doesn't use a loop. Is this a libitm statement or an Intel RTM statement, that the startup phase usually has lots of aborts? Peter
