linux-kernel - Re: 2.6.25-rc3 sometimes reboot with usb init(probe?) slowly

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Message-ID: <a8e1da0803101940y55116080nb011d671294dd748@mail.gmail.com>
Date:	Tue, 11 Mar 2008 10:40:28 +0800
From:	"Dave Young" <hidave.darkstar@...il.com>
To:	"Alan Stern" <stern@...land.harvard.edu>
Cc:	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: 2.6.25-rc3 sometimes reboot with usb init(probe?) slowly

On Tue, Mar 11, 2008 at 10:37 AM, Alan Stern <stern@...land.harvard.edu> wrote:
> On Tue, 11 Mar 2008, Dave Young wrote:
>
>  > Hi,
>  > Sometimes (not every time) rebooting will be slow while initilize usb
>  > device
>  >
>  > This is not limited to 2.6.25-rc3.
>  >
>  > Please see the timing issue in following dmesg output:
>  >
>  > ---
>  ...
>
> > [    9.167129] usbcore: registered new interface driver hiddev
>  > [    9.182630] input: Dell Dell USB Keyboard as /devices/pci0000:00/0000:00:1d.1/usb3/3-2/3-2:1.0/input/input0
>  > [   64.677054] usb 1-1: USB disconnect, address 2
>  > [   64.677054] usb 1-1.3: USB disconnect, address 5
>  > [   64.678008] input: USB HID v1.10 Keyboard [Dell Dell USB Keyboard] on usb-0000:00:1d.1-2
>  > [   64.693697] input: USB Optical Mouse as /devices/pci0000:00/0000:00:1d.2/usb4/4-1/4-1:1.0/input/input1
>  > [   64.713662] input: USB HID v1.11 Mouse [USB Optical Mouse] on usb-0000:00:1d.2-1
>  > [   64.713676] usbcore: registered new interface driver usbhid
>  > [   64.713676] drivers/hid/usbhid/hid-core.c: v2.6:USB HID core driver
>
>  More information is needed.  You should turn on CONFIG_USB_DEBUG.

Ok, but it only occurs "sometimes".  If I have new findings, I will
let you know.

>
>  Alan Stern
>
>
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