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SubjectRe: [RFC][PATCH] tracing/x86: Save CR2 before tracing irqsoff on error_entry
On Thu, Mar 21, 2019 at 11:05 AM Andy Lutomirski <> wrote:
> In the long run, I think the right solution is to rewrite even more of
> this mess in C. We really ought to be able to put the IRQ flag
> tracing and the context tracking into C code.

Tangentially about this long run thing - can we start discussing just
dropping PV mode entirely in the long run? Or even not-so-long run?

What are the pressing advantages of paravirt these days? Because I can
point to a lot of pressing _disadvantages_, and not all of them are
about more complex code as shown by this patch...


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