On Fri, 19 Nov 2010 19:54:21 +0100, Jung-uk Kim <j...@freebsd.org> wrote:
On Tuesday 16 November 2010 03:30 pm, Jung-uk Kim wrote:
On Monday 15 November 2010 08:36 pm, Jung-uk Kim wrote:
> Often times I hear complaints like "my Mac hangs after upgrading
> to 8.1" or "snapshot CD hangs on my brand new Mac". I know some
> of these complaints started happening when we switched to new PAT
> layout. It is so puzzling because it never happened on non-Apple
> hardware, AFAIK. I really like to fix this problem but I cannot
> afford a Mac. :-P
>
> If you are one of those lucky people, please test the attached
> patch and report your hardware model and any improvement or
> regression.
>
> Also, I added a new tunable "vm.pmap.pat_works" so that you can
> turn it off from loader (i.e., "set vm.pmap.pat_works=0") and
> restore old behaviour without recompiling a new kernel.
I revised this patch to make it more robust.
http://people.freebsd.org/~jkim/pat-current.diff
Also, I prepared a patch for stable/8. If you have recent Apple
hardware and it hangs with 8.1 or stable/8, please test this patch.
http://people.freebsd.org/~jkim/pat-stable.diff
Anyone? I don't want to commit it blindly. :-(
It works for me ! I have an iMac9,1 (Core2 Duo 2.93 GHz and nVidia GT9200)
This is the first time it boots on FreeBSD 8.x (8.1-STABLE)
Thank you !
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