Return-path: Received: from mx0a-0016f401.pphosted.com ([67.231.148.174]:36094 "EHLO mx0a-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754161AbaJ3QVK convert rfc822-to-8bit (ORCPT ); Thu, 30 Oct 2014 12:21:10 -0400 From: Amitkumar Karwar To: Belisko Marek CC: "linux-wireless@vger.kernel.org" , Avinash Patil Date: Thu, 30 Oct 2014 09:21:06 -0700 Subject: RE: mwifiex_usb_submit_rx_urb: dev_alloc_skb failed when conected to 5GHz Message-ID: <5FF020A1CFFEEC49BD1E09530C4FF5951821545AEC@SC-VEXCH1.marvell.com> (sfid-20141030_172115_280864_16BB615C) References: <5FF020A1CFFEEC49BD1E09530C4FF5951819DB12F1@SC-VEXCH1.marvell.com> <5FF020A1CFFEEC49BD1E09530C4FF5951821351855@SC-VEXCH1.marvell.com> <5FF020A1CFFEEC49BD1E09530C4FF5951821936285@SC-VEXCH1.marvell.com> <5FF020A1CFFEEC49BD1E09530C4FF5951821936BBC@SC-VEXCH1.marvell.com> <5FF020A1CFFEEC49BD1E09530C4FF5951821936F03@SC-VEXCH1.marvell.com> <5FF020A1CFFEEC49BD1E09530C4FF5951821545AE6@SC-VEXCH1.marvell.com> <5FF020A1CFFEEC49BD1E09530C4FF5951821B47FD7@SC-VEXCH1.marvell.com> <5FF020A1CFFEEC49BD1E09530C4FF5951821B4843B@SC-VEXCH1.marvell.com>, In-Reply-To: Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi Marek, >With rx_pending count imbalance + your patch on top I cannot reproduce >allocation failure issue (tested on 1 hour iperf session). Thanks for confirmation. I will prepare new patch for latest code and submit. It will be slightly different than the one shared with you due Rx work queue implementation in latest code. >Reason why console was completely blocked was that iperf server eats ~ >55% cpu + kworker ~27 + ksoftirq ~14 so I think this is cause >why console was unresponsive. I see. >Thanks for patches. You can add my Tested-by ;) Sure. Regards, Amitkumar