From: Keith Busch <kbusch@kernel.org>
To: Gregory Price <gourry@gourry.net>
Cc: Keith Busch <kbusch@meta.com>,
linux-cxl@vger.kernel.org, dan.j.williams@intel.com,
dave.jiang@intel.com
Subject: Re: [PATCH] cxl/acpi: Fix CXL_ACPI and CXL_PMEM Kconfig tristate mismatch
Date: Thu, 5 Mar 2026 16:26:04 -0700 [thread overview]
Message-ID: <aaoRDKvC2aVlECTJ@kbusch-mbp> (raw)
In-Reply-To: <aaoKBqP6pzAeF96q@gourry-fedora-PF4VCD3F>
On Thu, Mar 05, 2026 at 05:56:06PM -0500, Gregory Price wrote:
> > Anyway, my proposal here should force demotion to "m" for CXL_ACPI if
> > PMEM is also "m", where your proposal should force a failure path at
> > compile time if ACPI=y and PMEM=m. I really don't know if there's any
> > preference at all, I also just wanted the kernel build to complete
> > successfuly. :)
>
> my proposal allows compilation but fails during probe because the symbol
> is IS_REACHABLE()=false, but yeah, i have no idea what we want here.
Indeed, I didn't mean to suggest your solution may not build. I only
mean the forced runtime error path was decided at compile time. And I'm
totally okay with doing that if it's preferred over forcing module
demotion.
next prev parent reply other threads:[~2026-03-05 23:26 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-05 20:40 [PATCH] cxl/acpi: Fix CXL_ACPI and CXL_PMEM Kconfig tristate mismatch Keith Busch
2026-03-05 22:12 ` Gregory Price
2026-03-05 22:43 ` Keith Busch
2026-03-05 22:56 ` Gregory Price
2026-03-05 23:26 ` Keith Busch [this message]
2026-03-06 1:07 ` dan.j.williams
2026-03-06 1:26 ` Keith Busch
2026-03-06 1:55 ` dan.j.williams
2026-03-06 10:50 ` Jonathan Cameron
2026-03-06 15:23 ` Dave Jiang
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