Needs to be used in combination with Jan's "x86/PV: simplify (and thus
correct) guest accessor functions" to provide correct behaviour.  See patch 2.

Andrew Cooper (2):
  x86/pv: Rework guest_io_okay() to return X86EMUL_*
  x86/pv: Handle #PF correctly when reading the IO permission bitmap

 xen/arch/x86/pv/emul-priv-op.c | 63 +++++++++++++++++++---------------
 1 file changed, 35 insertions(+), 28 deletions(-)

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2.39.5