Re: [POC][RFC][PATCH 0/2] pstore/mm/x86: Add wildcard memmap to map pstore consistently

From: Steven Rostedt
Date: Tue Apr 09 2024 - 17:21:32 EST


On Tue, 09 Apr 2024 17:02:54 -0400
Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> memmap=12M*4096:oops ramoops.mem_name=oops

I forgot to mention that this makes it trivial for any machine that doesn't
clear memory on soft-reboot, to enable console ramoops (to have access to
the last boot dmesg without needing serial).

I tested this on a couple of my test boxes and on QEMU, and it works rather
well.

-- Steve