linux-kernel - Re: [Bug #10630] USB devices plugged into dock are not discoverred until reload of ehci-hcd

lists.openwall.net		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 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20080520161142.GA4655@ics.muni.cz>
Date:	Tue, 20 May 2008 18:11:42 +0200
From:	Lukas Hejtmanek <xhejtman@....muni.cz>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	Oliver Neukum <oliver@...kum.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	greg@...ah.com, linux-usb@...r.kernel.org
Subject: Re: [Bug #10630] USB devices plugged into dock are not discoverred
	until reload of ehci-hcd

On Tue, May 20, 2008 at 11:20:10AM -0400, Alan Stern wrote:
> > On Tue, May 20, 2008 at 01:27:34PM +0200, Oliver Neukum wrote:
> > > > done.
> > > > http://bugzilla.kernel.org/show_bug.cgi?id=10630
> > > 
> > > Aha. Thanks.
> > > Please recompile without CONFIG_USB_SUSPEND
> > 
> > Hm, without USB_SUSPEND it works. So what next, considered fixed or any
> > further investigation is needed?
> 
> No further investigation is needed.  I tried doing essentially the same 
> thing on my system and the same problem occurred.
> 
> It is caused by the way ehci-hcd "auto-clears" the port
> change-suspend feature.  This patch should fix the problem.  Please 
> try it out and let us know if it works.

seems to be working, device is detected. Thanks. Please, push the patch.

-- 
Lukáš Hejtmánek
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/