Re: [Crash-utility] [PATCH v1] arm64: fix kernel memory map handling for kaslr-enabled

----- Original Message ----- > > > > > > Now that PHYS_OFFSET is defined as "memstart_addr", we can get the value > > > if we can access this symbol (on a live system). > > > > When PHYS_OFFSET/memstart_addr is bumped up from the actual base of physical > > memory, is the physical memory below it no longer used/accessible? > > Yes, it is! That is what Ard has managed to do in his series of > KASLR-related patches. How is it accessed via a kernel virtual address? Or is only accessible when mapped into a vmalloc() or user-space address?

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