linux-kernel - Re: [PATCH v3 0/5] dax: add PROBE_PREFER

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Message-ID: <CAAi7L5dWCNiD2WOfowdaca09_i6Z2-8xFqatOpjPjA335puuVQ@mail.gmail.com>
Date: Fri, 14 Nov 2025 13:24:49 +0100
From: Michał Cłapiński <mclapinski@...gle.com>
To: Dan Williams <dan.j.williams@...el.com>, Vishal Verma <vishal.l.verma@...el.com>, 
	Dave Jiang <dave.jiang@...el.com>, nvdimm@...ts.linux.dev, linux-cxl@...r.kernel.org
Cc: Pasha Tatashin <pasha.tatashin@...een.com>, linux-kernel@...r.kernel.org, 
	Ira Weiny <ira.weiny@...el.com>
Subject: Re: [PATCH v3 0/5] dax: add PROBE_PREFER_ASYNCHRONOUS to all the dax drivers

On Fri, Oct 24, 2025 at 11:05 PM Michal Clapinski <mclapinski@...gle.com> wrote:
>
> Comments in linux/device/driver.h say that the goal is to do async
> probing on all devices. The current behavior unnecessarily slows down
> the boot by synchronously probing dax devices, so let's change that.
>
> For thousands of devices, this change saves >1s of boot time.
>
> Michal Clapinski (5):
>   dax: add PROBE_PREFER_ASYNCHRONOUS to the pmem driver
>   dax: add PROBE_PREFER_ASYNCHRONOUS to the kmem driver
>   dax: add PROBE_PREFER_ASYNCHRONOUS to the cxl driver
>   dax: add PROBE_PREFER_ASYNCHRONOUS to the hmem drivers
>   dax: add PROBE_PREFER_ASYNCHRONOUS to the dax device driver
>
>  drivers/dax/cxl.c       | 1 +
>  drivers/dax/device.c    | 3 +++
>  drivers/dax/hmem/hmem.c | 2 ++
>  drivers/dax/kmem.c      | 3 +++
>  drivers/dax/pmem.c      | 1 +
>  5 files changed, 10 insertions(+)
>
> --
> 2.51.1.821.gb6fe4d2222-goog
>

+Ira (you're not listed as a maintainer of drivers/dax/ in the MAINTAINERS file)

Is there anything else required from my side or can this be merged?