Highmem on PPC?

Benjamin Herrenschmidt benh at kernel.crashing.org
Fri Feb 8 08:59:14 EST 2002

>The previous kernel was 2.4.12 based, with a hack from me to limit
>lowmem to 512MB.  And I was using SCSI, which has hardware bugs on my
>board, in addition to exercising bounce buffers much more strongly.
>In summary, I don't have the faintest idea what was causing the
>hangs.  I'll try booting my old 2.4.12 kernel NFS root and see if it's
>just as stable.

Could well be a generic kernel bug fixed in the meantime. 2.4.12 wasn't
bug free...


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