Willy Tarreau <w...@1wt.eu> wrote on 2011/01/11 21:08:53: > > On Tue, Jan 11, 2011 at 09:12:44AM +0100, Joakim Tjernlund wrote: > > Willy Tarreau <w...@1wt.eu> wrote on 2011/01/11 07:09:26: > > > > > > Hi Joakim, > > > > > > On Mon, Jan 10, 2011 at 10:37:46PM +0100, Joakim Tjernlund wrote: > > > > This is a backport from 2.6 which I did to overcome 8xx CPU > > > > bugs. 8xx does not update the DAR register when taking a TLB > > > > error caused by dcbX and icbi insns which makes it very > > > > tricky to use these insns. Also the dcbst wrongly sets the > > > > the store bit when faulting into DTLB error. > > > > A few more bugs very found during development. > > > > > > > > I know 2.4 is in strict maintenance mode and 8xx is obsolete > > > > but as it is still in use I wanted 8xx to age with grace. > > > > > > Thank you very much for taking care of this, that's very much appreciated. > > > I'll look at this ASAP. Just a quick question in order to be certain, did > > > you have the opportunity to test all of these changes on real hardware ? > > > > I tested these on real 8xx HW but I used an older 2.4 linux as we haven't > > moved forward on 2.4 for quite some time. > > The affected files were almost identical though. > > OK thank you for this precision. If you remember what version it was, we can > also diff it against mainline and see if we spot any relevant changes that > we need to take care of.
2.4.21-rc6 is the base version. The we have added bits and pieces. > > > Would be great if Scott could give them a spin on 8xx with current 2.4. > > Indeed, that would be great. My goal really is that 2.4 users can upgrade > without wondering about any risk of regression. I appreciate a lot your > fixes, they mean some people might see that some issues have suddenly > disappeared. But it's important to stay on the non-reg side as much as > possible. Should be faster too :) _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
