linux-kernel - Re: [PATCH] sysfs: Add stub sysfs_bin_attr_simple_read() for !CONFIG

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Date: Mon, 3 Jun 2024 22:46:34 +0200
From: Lukas Wunner <lukas@...ner.de>
To: Jason Gunthorpe <jgg@...dia.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Ard Biesheuvel <ardb@...nel.org>, linux-kernel@...r.kernel.org,
	patches@...ts.linux.dev,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Subject: Re: [PATCH] sysfs: Add stub sysfs_bin_attr_simple_read() for
 !CONFIG_SYSFS

On Mon, Jun 03, 2024 at 02:30:45PM -0300, Jason Gunthorpe wrote:
> Since the only declaration for sysfs_bin_attr_simple_read() is inside the
> "#ifdef CONFIG_SYSFS". Add a stub to the #else section too.
[...]
> I don't see a patch for this yet, but I did find a 0-day robot complaint:
> 
> https://lore.kernel.org/all/202404200345.eGdn5uxW-lkp@intel.com/

I already submitted a patch on May 23, but it hasn't been applied yet:

https://lore.kernel.org/all/05f4290439a58730738a15b0c99cd8576c4aa0d9.1716461752.git.lukas@wunner.de/

(My patch returns 0, yours -EINVAL, but I don't think that matters.)

Thanks (and sorry for the breakage)!

Lukas