netdev - Re: future developments of usbnet

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: <201105141201.40265.oliver@neukum.org>
Date:	Sat, 14 May 2011 12:01:40 +0200
From:	Oliver Neukum <oliver@...kum.org>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	David Miller <davem@...emloft.net>, shemminger@...tta.com,
	tom.leiming@...il.com, netdev@...r.kernel.org,
	linux-usb@...r.kernel.org
Subject: Re: future developments of usbnet

Am Donnerstag, 12. Mai 2011, 16:37:28 schrieb Alan Stern:
> Therefore usbnet's poll routine should take the "weight" argument as an
> indication of how many outstanding rx URBs are allowed.  Each time the
> poll routine is called, it should check to see if any rx URBs have
> completed since the previous poll.  If not then there is no network
> traffic, so usbnet can take itself out of the poll loop.  Otherwise,
> the number of outstanding URBs should be adjusted (by unlinking some or
> submitting more -- subject to some fixed maximum limit) to match the
> new "weight".
> 
> Does that make sense?

What does happen if we reach the weight 0 ?

	Regards
		Oliver
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html