At 13:50 +0000 on 30 Nov (1480513835), Andrew Cooper wrote:
> Use x86_emul_{hw_exception,pagefault}() rather than
> {pv,hvm}_inject_page_fault() and hvm_inject_hw_exception() to cause raised
> faults to be known to the emulator. This requires altering the callers of
> x86_emulate() to properly re-inject the event.
>
> While fixing this, fix the singlestep behaviour. Previously, an otherwise
> successful emulation would fail if singlestepping was active, as the emulator
> couldn't raise #DB. This is unreasonable from the point of view of the guest.
>
> We therefore tolerate #PF/#GP/SS and #DB being raised by the emulator, but
> reject anything else as unexpected.
>
> Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
Please update the patch description to remove the bits about
singlestepping and #DB. With that,
Acked-by: Tim Deegan <t...@xen.org>
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