linux-kernel - Re: [PATCH 1/1] dax: add PROBE_PREFER

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAAi7L5cJ=D76pD4tb5Bs0ULGXMEOM_yQcftFBQMZmzDJTzBZ+g@mail.gmail.com>
Date: Wed, 22 Oct 2025 13:57:55 -0700
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
Subject: Re: [PATCH 1/1] dax: add PROBE_PREFER_ASYNCHRONOUS to the pmem driver

ping

On Thu, Oct 2, 2025 at 6:19 AM 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 synchronous probing dax_pmem devices, so let's change that.
>
> Signed-off-by: Michal Clapinski <mclapinski@...gle.com>
> ---
>  drivers/dax/pmem.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/dax/pmem.c b/drivers/dax/pmem.c
> index bee93066a849..737654e8c5e8 100644
> --- a/drivers/dax/pmem.c
> +++ b/drivers/dax/pmem.c
> @@ -77,6 +77,7 @@ static struct nd_device_driver dax_pmem_driver = {
>         .probe = dax_pmem_probe,
>         .drv = {
>                 .name = "dax_pmem",
> +               .probe_type = PROBE_PREFER_ASYNCHRONOUS,
>         },
>         .type = ND_DRIVER_DAX_PMEM,
>  };
> --
> 2.51.0.618.g983fd99d29-goog
>