On Fri, 2008-04-04 at 14:29 -0700, Dale Farnsworth wrote: > On Fri, Apr 04, 2008 at 09:33:18PM +0200, Johannes Berg wrote: > > On Wed, 2008-04-02 at 16:15 +0200, Johannes Berg wrote: > > > On Fri, 2008-02-01 at 12:50 -0700, Dale Farnsworth wrote: > > > > This adds the low level irq tracing hooks for 32-bit powerpc. > > > > This patch applies on top of Benjamin Herrenschmidt's patch that > > > > provides similar support for 64-bit powerpc. See > > > > <http://ozlabs.org/pipermail/linuxppc-dev/2007-October/044361.html> > > > > > > > > It seems to work on my prpmc2800 board with a ppc7447. > > > > > > At first it appears to work on my powerbook (with Ben's latest version > > > of the 64-bit patch), but then it seems to cause random corruption, I've > > > had a crash in the ext3 code and one in console_callback(), both of > > > which I cannot otherwise explain. > > > > FWIW, same kernel without the patch works fine. > > My apologies, Johannes. I made some unwarranted assumptions about > register usage in the lowest-level exception handlers. While it worked > on my 7447 board, I saw similar random failures on the 85xx (booke) system > I tried. > > Thanks for testing this. > > I'll follow up with a revised patch.
BTW. We don't try to trace the EE changes in the hash code. I suppose that's fair enough but probably worth putting a comment on somewhere. Cheers, Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev