Return-path: Received: from mail-bk0-f50.google.com ([209.85.214.50]:58112 "EHLO mail-bk0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750791Ab3IYQhk (ORCPT ); Wed, 25 Sep 2013 12:37:40 -0400 Message-ID: <52431148.6000706@gmail.com> (sfid-20130925_221655_265665_416AEF23) Date: Wed, 25 Sep 2013 18:37:28 +0200 From: Daniel Mack MIME-Version: 1.0 To: Bing Zhao CC: Paul Stewart , Dylan Reid , "linux-wireless@vger.kernel.org" , "s.neumann@raumfeld.com" , "afenkart@gmail.com" , "linville@tuxdriver.com" , "johannes.berg@intel.com" , "stable@vger.kernel.org" Subject: Re: [PATCH 3.12] mwifiex: queue main work from main process when bailing on races References: <1379442330-18249-1-git-send-email-zonque@gmail.com> <477F20668A386D41ADCC57781B1F70430F44C5880A@SC-VEXCH1.marvell.com> <5242F1D7.4040404@gmail.com> <477F20668A386D41ADCC57781B1F70430F45077CCF@SC-VEXCH1.marvell.com> In-Reply-To: <477F20668A386D41ADCC57781B1F70430F45077CCF@SC-VEXCH1.marvell.com> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi Bing, On 25.09.2013 18:19, Bing Zhao wrote: >>> Acked-by: Bing Zhao >> >> John, could you pick this one? > > We found that this patch causes CPU utilization issue on > Chromebooks. Could you please try attached patch on your platform? > Basically this patch reverts your change and add main_proc_lock > protection for int_status and IS_CARD_RX_RCVD access to avoid the > missing interrupt handling. Ok, that seems to work fine for me as well. Thanks for the update :) Fell free to add my Tested-by: Daniel Mack if you need it. Thanks, Daniel