Re: [PATCH] parisc: fix LMMIO mismatch between PAT length and MASK register

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On 7/9/2013 1:34 AM, Alex Ivanov wrote:
I'm using a c8000 with firegl x3. I approve that console works,
although in an unaccelerated mode. However xorg isn't:
http://pastebin.com/Y1h2BVHB
The system is latest unstable. The xorg is of 1:7.7+3 version.
Suggest you hack arch/parisc/kernel/cache.c to disable this
optimization:

        /* Flushing the whole cache on each cpu takes forever on
           rp3440, etc.  So, avoid it if the mm isn't too big.  */
        if (mm_total_size(mm) < parisc_cache_flush_threshold) {

It is probably the get_ptep call in the non current case that's failing
with firegl x3.  It would be useful if you could test if the current case
, "mm->context == mfsp(3)" case works.  You would have to move return
and disable non current block.

Dave

--
John David Anglin    dave.anglin@xxxxxxxx

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