----- 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? Dave -- Crash-utility mailing list Crash-utility@redhat.com https://www.redhat.com/mailman/listinfo/crash-utility