linux-kernel - RE: [PATCH] net-sysfs: Add entry for nl80211 interface type

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Message-ID: <477F20668A386D41ADCC57781B1F70430D9E05713A@SC-VEXCH1.marvell.com>
Date:	Thu, 18 Apr 2013 12:03:02 -0700
From:	Bing Zhao <bzhao@...vell.com>
To:	Marcel Holtmann <marcel@...tmann.org>
CC:	"linux-netdev@...r.kernel.org" <linux-netdev@...r.kernel.org>,
	"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Paul Stewart <pstew@...omium.org>
Subject: RE: [PATCH] net-sysfs: Add entry for nl80211 interface type

Hi Marcel,

> Hi Bing,
> 
> > Add a "wireless/nl80211_iftype" entry in the net device sysfs
> > file structure to indicate the mode of the wireless device so
> > it can be discovered easily from userspace.
> 
> I do question a little bit the usefulness for this one.
> It would only work on netdev and on wdev devices.

It's true. That's why the new sysfs entry is added in the 'wireless' placeholder.

/sys/class/net/ethX/wireless/

For non-wireless dev, this won't apply.

Thanks,
Bing

> Using nl80211 to discover this information seems a lot better approach.
> 
> Regards
> 
> Marcel

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