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arm64/mm: Limit the DMA zone for arm64 #3080
On RaspberryPi, only the first 1Gb can be used for DMA.
Signed-off-by: Andrei Gherzan email@example.com
referenced this pull request
Jul 16, 2019
I suggest using this:
It's pretty much the same, but you get the proper ZONE_DMA32 areas in the boot log.