From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from tulikuusama.dnainternet.net ([83.102.40.132]:33152 "EHLO tulikuusama.dnainternet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751571Ab1BLSnU (ORCPT ); Sat, 12 Feb 2011 13:43:20 -0500 Subject: [PATCH 0/4] Fix high CPU usage in AP-mode To: linux-wireless@vger.kernel.org From: Jussi Kivilinna Cc: Daniel Drake , "John W. Linville" , Ulrich Kunitz Date: Sat, 12 Feb 2011 20:43:13 +0200 Message-ID: <20110212184254.2062.33710.stgit@fate.lan> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Sender: linux-wireless-owner@vger.kernel.org List-ID: Series fix high CPU usage noticed in AP-mode. On Intel Atom AP-mode with 100 TU beacon interval was causing CPU usage of ~10%. With these patches CPU usage goes down to ~2%. --- Jussi Kivilinna (4): zd1211rw: correct use of usb_bulk_msg on interrupt endpoints zd1211rw: use async urb for write command zd1211rw: move async iowrite16v up to callers zd1211rw: add unlikely to ZD_ASSERT drivers/net/wireless/zd1211rw/zd_chip.c | 35 +++++- drivers/net/wireless/zd1211rw/zd_def.h | 2 drivers/net/wireless/zd1211rw/zd_usb.c | 177 +++++++++++++++++++++++++------ drivers/net/wireless/zd1211rw/zd_usb.h | 9 +- 4 files changed, 182 insertions(+), 41 deletions(-)