From: Greg KH <gregkh@linuxfoundation.org>
To: Marcel Holtmann <marcel@holtmann.org>
Cc: arnd@arndb.de, johannes@sipsolutions.net, davem@davemloft.net,
linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org,
netdev@vger.kernel.org
Subject: Re: [PATCH] rfkill: allocate static minor
Date: Thu, 24 Oct 2019 14:44:08 -0400 [thread overview]
Message-ID: <20191024184408.GA260560@kroah.com> (raw)
In-Reply-To: <20191024174042.19851-1-marcel@holtmann.org>
On Thu, Oct 24, 2019 at 07:40:42PM +0200, Marcel Holtmann wrote:
> udev has a feature of creating /dev/<node> device-nodes if it finds
> a devnode:<node> modalias. This allows for auto-loading of modules that
> provide the node. This requires to use a statically allocated minor
> number for misc character devices.
>
> However, rfkill uses dynamic minor numbers and prevents auto-loading
> of the module. So allocate the next static misc minor number and use
> it for rfkill.
As rfkill has been around for a long time, what new use case is needing
to auto-load this based on a major number?
thanks,
greg k-h
next prev parent reply other threads:[~2019-10-24 18:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-24 17:40 [PATCH] rfkill: allocate static minor Marcel Holtmann
2019-10-24 18:44 ` Greg KH [this message]
2019-10-24 20:23 ` Marcel Holtmann
2019-11-05 17:25 ` Greg KH
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