From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oliver Neukum Subject: Re: [RFC] net: usbnet: prevent buggy devices from killing us Date: Thu, 24 Jan 2013 11:46:52 +0100 Message-ID: <6505263.QGCG9bfoCC@linux-5eaq.site> References: <1359023152-32576-1-git-send-email-bjorn@mork.no> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: =?ISO-8859-1?Q?Bj=F8rn?= Mork Return-path: In-Reply-To: <1359023152-32576-1-git-send-email-bjorn-yOkvZcmFvRU@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org On Thursday 24 January 2013 11:25:52 Bj=F8rn Mork wrote: > The MBIM firmware for the Sierra Wireless MC7710 is a nice source > of "interesting" device issues. One of the uglier ones is that > it under certain conditions will start flooding us with frames > having length 0 as fast as it can. And that is pretty fast... If you can tell that those frames are bogus, why not count them as opposed to generic qlen? Say, if you see 20 among the last 30 are of this type, throttle. Regards Oliver -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html