Re: s390 && user_enable_single_step() (Was: odd utrace testing results on s390x)

Roland McGrath
2010-01-07T22:46:40Z

> I am confused as well. Yes, I thought about regs->psw.mask change too,
> but I don't understand why it helps..
[...]
> But. Acoording to the testing I did (unless I did something wrong
> again) this patch doesn't make any difference in this particular
> case. 6580807da14c423f0d0a708108e6df6ebc8bc83d does.

Those results are quite mysterious to me.
I think we'll have to get Martin to sort it out definitively.

Thanks,
Roland