On Mon, Nov 10, 2014 at 12:20:39PM +0100, Thomas Bogendoerfer wrote: > On Mon, Nov 10, 2014 at 11:51:06AM +0100, Ralf Baechle wrote: > > Thomas, > > > > can you test CONFIG_TRANSPARENT_HUGEPAGE on an IP28? > > > > All in all the R10000's TLB is unproblematic; my gut feeling is that > > rather something else specific to IP27 is spoiling the broth. > > I'll give it a spin later today. looks like IP28 has more problems than HUGEPAGES... even without huge pages enabled it locks up during upgrading debian packages:-( My gut feeling is that there is another spot hitting the ll/sc errata stuff for this old R10k CPU. So no new data out of that. Thomas. -- Crap can work. Given enough thrust pigs will fly, but it's not necessarily a good idea. [ RFC1925, 2.3 ]