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  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:	Fri, 11 Sep 2009 12:37:39 -0700 (PDT)
From:	David Miller <>
Subject: Re: [PATCH] net: Add DEVTYPE support for Ethernet based devices

From: Marcel Holtmann <>
Date: Tue,  1 Sep 2009 00:08:19 -0700

> The Ethernet framing is used for a lot of devices these days. Most
> prominent are WiFi and WiMAX based devices. However for userspace
> application it is important to classify these devices correctly and
> not only see them as Ethernet devices. The daemons like HAL, DeviceKit
> or even NetworkManager with udev support tries to do the classification
> in userspace with a lot trickery and extra system calls. This is not
> good and actually reaches its limitations. Especially since the kernel
> does know the type of the Ethernet device it is pretty stupid.
> To solve this problem the underlying device type needs to be set and
> then the value will be exported as DEVTYPE via uevents and available
> within udev.
>   # cat /sys/class/net/wlan0/uevent
>   DEVTYPE=wlan
>   INTERFACE=wlan0
> This is similar to subsystems like USB and SCSI that distinguish
> between hosts, devices, disks, partitions etc.
> The new SET_NETDEV_DEVTYPE() is a convenience helper to set the actual
> device type. All device types are free form, but for convenience the
> same strings as used with RFKILL are choosen.
> Signed-off-by: Marcel Holtmann <>

Applied to net-next-2.6, thanks.
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to
More majordomo info at

Powered by blists - more mailing lists