From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oliver Neukum Subject: NAPI on USB network drivers Date: Wed, 25 Jan 2017 10:34:41 +0100 Message-ID: <1485336881.16604.2.camel@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, linux-usb@vger.kernel.org To: Hayes Wang Return-path: Received: from mx2.suse.de ([195.135.220.15]:45706 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751594AbdAYJe5 (ORCPT ); Wed, 25 Jan 2017 04:34:57 -0500 Sender: netdev-owner@vger.kernel.org List-ID: Hi, looking at r8152 I noticed that it uses NAPI. I never considered this for the generic USB networking code as you cannot disable interrupts for USB. Is it still worth it? What are the benefits? Regards Oliver