Re: [PATCH V4] powerpc/85xx: Add machine check handler to fix PCIe erratum on mpc85xx
From: Scott Wood <hidden>
Date: 2013-03-13 16:37:51
On 03/13/2013 04:40:40 AM, David Laight wrote:
quoted
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.=20 Isn't that just copy_from_user() ?
Plus pagefault_disable/enable(). -Scott=