Re: [POC][RFC][PATCH 1/2] mm/x86: Add wildcard * option as memmap=nn*align:name

From: Steven Rostedt
Date: Tue Apr 09 2024 - 19:09:37 EST


On Tue, 9 Apr 2024 15:23:07 -0700
Kees Cook <keescook@xxxxxxxxxxxx> wrote:

> Do we need to involve e820 at all? I think it might be possible to just
> have pstore call request_mem_region() very early? Or does KASLR make
> that unstable?

Yeah, would that give the same physical memory each boot, and can we
guarantee that KASLR will not map the kernel over the previous location?

-- Steve