[PATCH V4] powerpc/85xx: Add machine check handler to fix PCIe erratum on mpc85xx

David Laight David.Laight at ACULAB.COM
Wed Mar 13 20:40:40 EST 2013

> Hmm, seems there's no probe_user_address() -- for userspace we
> basically want the same thing minus the KERNEL_DS.  See
> arch/powerpc/perf/callchain.c for an example.

Isn't that just copy_from_user() ?


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