linux-kernel - Re: [RFC PATCH v4 01/10] driver core: export driver_probe

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Date:	Fri, 14 Feb 2014 14:27:16 -0800
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Antonios Motakis <a.motakis@...tualopensystems.com>
Cc:	alex.williamson@...hat.com, kvmarm@...ts.cs.columbia.edu,
	iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
	tech@...tualopensystems.com, a.rigo@...tualopensystems.com,
	B08248@...escale.com, kim.phillips@...aro.org,
	jan.kiszka@...mens.com, kvm@...r.kernel.org, R65777@...escale.com,
	B07421@...escale.com, christoffer.dall@...aro.org, agraf@...e.de,
	B16395@...escale.com, will.deacon@....com,
	Tejun Heo <tj@...nel.org>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Guenter Roeck <linux@...ck-us.net>,
	Toshi Kani <toshi.kani@...com>, Joe Perches <joe@...ches.com>,
	Dmitry Kasatkin <d.kasatkin@...sung.com>,
	Michal Hocko <mhocko@...e.cz>,
	Bjorn Helgaas <bhelgaas@...gle.com>
Subject: Re: [RFC PATCH v4 01/10] driver core: export driver_probe_device()

On Sat, Feb 08, 2014 at 06:29:31PM +0100, Antonios Motakis wrote:
> From: Kim Phillips <kim.phillips@...aro.org>
> 
> Needed by drivers, such as the vfio platform driver [1], seeking to
> bypass bind_store()'s driver_match_device(), and bind to any device
> via a private sysfs bind file.
> 
> [1] https://lkml.org/lkml/2013/12/11/522
> 
> note: the EXPORT_SYMBOL is needed because vfio-platform can be built
> as a module.

No code outside of drivers/base/ should be calling this function, you
are doing something wrong in your bus if you want to do this, please fix
your bus code.

sorry, I can't accept this at all.

greg k-h
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