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
next prev parent reply other threads:[~2026-08-28 2:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-27 3:55 [PATCH] tpm: crb: handle ACPI NVS memory region overlap microfish
2026-08-28 2:04 ` Jarkko Sakkinen [this message]
2026-08-28 11:11 ` MicroFish
2026-09-01 12:57 ` Jarkko Sakkinen
2026-09-01 14:35 ` Jarkko Sakkinen
2026-09-25 14:42 ` Jarkko Sakkinen
-- strict thread matches above, loose matches on Subject: below --
2026-09-20 6:33 Delton Ding
2026-09-25 14:24 ` Jarkko Sakkinen
2026-09-25 14:42 ` Jarkko Sakkinen
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