How do I reserve a range of page frames just for my kernel driver?

Asked Jan 20 '18 at 17:05

Active Jan 21 '18 at 05:40

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I have a specific set of page frame numbers (PFNs, memory) that I want to reserve for my kernel driver. How do I do that? Can I do it at boot time?

Any pointers appreciated.

edited Jan 21 '18 at 05:40

asked Jan 20 '18 at 17:05

aMa

Try reading [this](https://unix.stackexchange.com/questions/37729/how-can-i-reserve-a-block-of-memory-from-the-linux-kernel) ... in arm linux, do it via the _device tree_ – Murray Jensen Jan 21 '18 at 10:03

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