Re: [PATCH 1/2] vmd: Fix infinite loop executing irq's

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On Fri, Aug 05, 2016 at 12:03:02PM -0500, Bjorn Helgaas wrote:
> It doesn't seem quite right to test for LIST_POISON2.  It seems like a
> little too much knowledge of list internals.  There are no other
> similar tests in the kernel.  Surely this isn't the only case where we
> need to remove from a list that another thread might be traversing.  I
> would look for other similar situations and copy the way they handle
> it.

Yeah, I agree that's abusing internal knowledge of the API. We can
track this state another way. Will fix and resend.
 
> I think I saw a Fixes: tag later, so I assume you'll pick that up for
> v2.  Should this also be tagged for stable?  Are there any bug reports
> we should reference?

I'll add the fixes in the v2. This bug was reported only on internal
Intel bug tracking, but I can still add a "Reported-by" and "Tested-by"
tags. And no need for a stable since the bug was introduced in 4.8
merge window.
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