ARC: mm: Improve Duplicate PD Fault handler

 - Move the verbosity knob from .data to .bss by using inverted logic
 - No need to readout PD1 descriptor
 - clip the non pfn bits of PD0 to avoid clipping inside the loop

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
1 file changed