On Mon, 2009-09-28 at 18:21 -0700, Rex Feany wrote: > > It's going to be hard for me to get that "right" since I don't really > > know what's going on with the core here, but I suppose if we get it > > moving along with extra tlb invalidations, that should be "good enough" > > until somebody who really knows what's going on comes up with possibly > > a better fix. > > I've tried sticking tlbil_va() in those places, nothing seems to help. > In some cases userspace is slow, in other cases userspace is faster and > unstable: sometimes commands hang, sometimes I am able to ctrl-c and > and kill it, sometimes I get other strange crashes or falures (so far no > kernel oopses though).
And you are positive that with 2.6.31 and your other patch, it works both fast and stable ? This is strange... the code should be mostly identical. I'll have a second look and see if I can get you a patch that reproduce -exactly- the behaviour of 2.6.31 plus your patch. Cheers, Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
