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SubjectRe: frequent lockups in 3.18rc4
Hello, Andy.

On Thu, Nov 20, 2014 at 03:55:09PM -0800, Andy Lutomirski wrote:
> That doesn't appear to have anything to with nmi though, right?

I thought that was the main offender but, apparently, not any more.

> Wouldn't this issue be fixed by moving the vmalloc_fault check into
> do_page_fault before exception_enter?

Can you please elaborate why that'd fix the issue? I'm not
intimiately familiar with the fault handling so it'd be great if you
can give me some pointers in terms of where to look at.



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