On 21/09/2023 04:37, Bjorn Andersson wrote: > On some Qualcomm platforms the firwmare, or hardware, does not > gracefully handle memory protection of the rmtfs memory region when > placed adjacent to other protected region. Some DeviceTree authors have > worked around this issue by explicitly reserving the space around the > region, but this prevents such author to use rely on the OS to place the > region, through the use of "size" (instead of a fixed location). > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> > + > + When this is set, the first and last 4kB should be left unused, and the > + effective size of the region will thereby shrink with 8kB. Maybe we should not reference the actual size (4 and 8 kB), but rather page - "the first and last pages in mapping should be left unused ..." etc? Best regards, Krzysztof