On 3/3/21 5:28 AM, Thomas Huth wrote:
From: Richard Henderson<richard.hender...@linaro.org>

If the CCO bit is set, MVPG should not generate an exception but
report page translation faults via a CC code.

Create a new helper, access_prepare_nf, which can use probe_access_flags
in non-faulting mode, and then handle watchpoints.

Signed-off-by: Richard Henderson<richard.hender...@linaro.org>
[thuth: Added logic to still inject protection exceptions]
Signed-off-by: Thomas Huth<th...@redhat.com>
---
  v4: Add logic to inject protection exceptions if necessary

Works for me. I was considering adding yet another cputlb interface to help with this, but this is sufficiently clean that I don't think it's required.


r~

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