pmap problem in FreeBSD current

Mark Tinguely tinguely at casselton.net
Mon Jul 6 17:14:56 UTC 2009


>  Michal Hajduk <mih at semihalf.com> mentioned:
>
>  > Hello Mark,
>  >=20
>  > While testing EHCI (FreeBSD 8-current with new USB-stack) on
>  > ARM machine I have found some problem probably related to
>  > svn commit *194459*=20
>  > http://svn.freebsd.org/viewvc/base?view=3Drevision&revision=3D194459
>  > With compiled USB-stack I had vm_fault:
>  >=20
>
>  Hi, Michal!
>
>  This is the known problem and we currently working on fixing it.  It
>  looks like that r194459, while certainly good, uncovered a memory
>  corruption problem in ARM code.  As a workaround you can revert
>  r194459 for now.
>
>  --=20
>  Stanislav Sedov
>  ST4096-RIPE

Sorry about that guys. I will walk through the pmap logic again to see
if there is a problem with the patch.

--Mark Tinguely.


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