Messages in this thread | ![/](/images/icornerl.gif) | | Date | Tue, 9 Apr 2024 19:16:15 -0400 | From | Steven Rostedt <> | Subject | Re: [POC][RFC][PATCH 0/2] pstore/mm/x86: Add wildcard memmap to map pstore consistently |
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On Tue, 9 Apr 2024 22:25:33 +0000 "Luck, Tony" <tony.luck@intel.com> wrote:
> >> 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. > > > > I've long wanted a "stable for this machine and kernel" memory region > > like this for pstore. It would make testing much easier. > > Which systems does this work on? I'd assume that servers (and anything > else with ECC memory) would nuke contents while resetting ECC to clean > state. >
Well I tested it on a couple of chromebooks, a test box and a laptop (as well as QEMU). I know that ramoops has an ecc option. I'm guessing that would help here (but I'd have to defer to others to answer that).
-- Steve
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