linux-kernel - Re: [linux-usb-devel] [PATCH] USB: Only enable autosuspend by default on certain device classes

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]

Date:	Fri, 3 Aug 2007 09:49:27 -0700
From:	David Brownell <david-b@...bell.net>
To:	Dave Jones <davej@...hat.com>
Cc:	Jiri Kosina <jikos@...os.cz>,
	Adam Kropelin <akropel1@...hester.rr.com>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Oliver Neukum <oliver@...kum.org>,
	Rogan Dawes <lists@...es.za.net>, Greg KH <gregkh@...e.de>,
	linux-kernel@...r.kernel.org,
	Alan Stern <stern@...land.harvard.edu>,
	linux-usb-devel@...ts.sourceforge.net
Subject: Re: [linux-usb-devel] [PATCH] USB: Only enable autosuspend by default on certain device classes

On Friday 03 August 2007, Dave Jones wrote:
>  > > Plus if you're connected to such a device for monitoring purposes you're 
>  > > probably powered by it as well, so you have little to gain from suspend 
>  > > even if it works.
>  > 
>  > I currently don't have any HID UPS by hand to verify, but I'd be surprised 
>  > if they would advertise remote wakeup capability ... ?
> 
> Looks like mine does..

Makes sense.  You don't want to force the host to ignore all
power events.  As with a laptop, you might want servers to
cleanly hibernate before the (UPS) battery runs out...

- Dave

-
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/