From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Alexander E. Patrakov" <patrakov@ums.usu.ru>
Date: Tue, 17 May 2005 13:09:29 +0000
Subject: Re: Script is called multiple times
Message-Id: <4289ED09.1010900@ums.usu.ru>
List-Id: <linux-hotplug.vger.kernel.org>
References: <200505171448.53645.rob.draaijer@ti-wmc.nl>
In-Reply-To: <200505171448.53645.rob.draaijer@ti-wmc.nl>
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To: linux-hotplug@vger.kernel.org

Rob Draaijer wrote:

>Hi guys,
>
>I encountering a weird problem using hotplug. My script to automatically m=
ount=20
>a mass storage device and start some services is always called two times=20
>(with the same environment variables). Does anyone how to resolve this?
>
>Regards,=20
>
>Rob Draaijer
>
>Environment variables during execution:
>
>DEVFS=3D/proc/bus/usb
>REMOVER=3D/var/run/usb/%proc%bus%usb%001%012
>PATH=3D/bin:/sbin:/usr/sbin:/usr/bin
>ACTION=ADd
>PWD=3D/etc/hotplug
>HOME=3D/
>SHLVL=3D3
>DEVICE=3D/proc/bus/usb/001/012
>INTERFACE=3D8/6/80
>PRODUCT=D7d/1620/100
>TYPE=3Dusb
>_=3D/usr/bin/env
>
>Part of usb.usermap:
>
>usb-storage          0x000f 0x03ee   0x0000    0x0000       0x0245       0=
x00        =20
>0x00            0x00            0x00            0x00            0x00      =
     =20
>0x00000000
>usb-storage          0x000f 0x03f0   0x0107    0x0200       0x0200       0=
x00        =20
>0x00            0x00            0x00            0x00            0x00      =
     =20
>0x00000000
>usb-storage          0x000f 0x04e6   0x0001    0x0200       0x0200       0=
x00        =20
>0x00            0x00            0x00            0x00            0x00      =
     =20
>0x00000000
>..... .... .....
> =20
>
I suppose you just want to make usb.usermap an empty file. But anyway,=20
even if you do that, in the cold-plugging scenario with modular USB=20
drivers your script will be called twice (once for the synthetic hotplug=20
event and once for the real one), so you just have to be prepared to see=20
duplicates.

--=20
Alexander E. Patrakov


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