mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Jarkko Sakkinen <jarkko@kernel.org>
To: microfish <f13208471983@163.com>
Cc: Peter Huewe <peterhuewe@gmx.de>, Jason Gunthorpe <jgg@ziepe.ca>,
	linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH] tpm: crb: handle ACPI NVS memory region overlap
Date: Fri, 28 Aug 2026 05:04:54 +0300	[thread overview]
Message-ID: <apDseLwm7saXAdbd@kernel.org> (raw)
In-Reply-To: <20260827035511.49582-1-f13208471983@163.com>

On Thu, Aug 27, 2026 at 11:55:11AM +0800, microfish wrote:
> On certain Lenovo/AMD systems, the BIOS declares an ACPI NVS region
> that covers a large memory range (e.g. 0xccc40000-0xccd3efff) which
> includes the TPM CRB MMIO area (0xccd35000-0xccd38fff). The E820
> subsystem registers this NVS region with IORESOURCE_BUSY in the
> iomem_resource tree.

Cannot and will not move forward given undefined and open set of gear.

There was also a corrupted email address in the CC list (microfish at
kernel dot org).

BR, Jarkko

  reply	other threads:[~2026-08-28  2:04 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-27  3:55 microfish
2026-08-28  2:04 ` Jarkko Sakkinen [this message]
2026-08-28 11:11   ` MicroFish

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=apDseLwm7saXAdbd@kernel.org \
    --to=jarkko@kernel.org \
    --cc=f13208471983@163.com \
    --cc=jgg@ziepe.ca \
    --cc=linux-integrity@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=peterhuewe@gmx.de \
    --cc=stable@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®