[PATCH 00/13] powerpc: Backport 8xx TLB to 2.4

Willy Tarreau w at 1wt.eu
Tue Jan 11 17:09:26 EST 2011

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 I know 2.4 is in strict maintenance mode and 8xx is obsolete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 ?


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