Received: by 2002:a25:ad19:0:0:0:0:0 with SMTP id y25csp199879ybi; Tue, 2 Jul 2019 19:04:40 -0700 (PDT) X-Google-Smtp-Source: APXvYqz+jxlO9K9tudQCSxtbn6E/wOF3uwv7wqaSGMcibCf1S2J196ggPjefCfbkuk4s9lpLw/jE X-Received: by 2002:a17:902:3225:: with SMTP id y34mr37962000plb.135.1562119480157; Tue, 02 Jul 2019 19:04:40 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1562119480; cv=none; d=google.com; s=arc-20160816; b=VT0jxAkowYmrXHGFlnhtW3Bq+BW8UsKQbbZHPIZEPIPbd0Wf/Lupx8o5MnmlTs9cMA 4gJyZ+tcg/CV7sPjNr9U/wUInwgUdMwpq0Y2A0M5eU6gxlNNGqgLQkOzYMMJ/oBLC2lA /p9mo/hezynEA7BPAWFhFT4moM8ZQWWNEYvfORoKRG9VwiidXbe8dcP451zLpjeAC5c5 XXuPAeVF0uHWO/MkjhhIgnESkMJ/wqTa3DPb5DLcC51bA4d/ChstGrNSp3avdGX7PnNB aoN+69bKW1HirkncgjRAfEw0JH7NDkUTBtjuyyqCb5lpVX6L/suiwFDtnPFgLq0ylS/p 7s7A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=uIc8npXlDPzr+S/7B9hYr82BsRCFFHm8wnQz4nRRXLA=; b=vUlkMf9a0HEt9evSE4qzXL7Mi210Z2k3U+WCkGd9sZqrXf/7vq54SOGIRW+XPWA97c o/WGSNtJ8hDFAgzTijI76itvZniDc00uSBew6qlaR8o1memoZdhDzO5xBkm0MfUslY/G 3/vD6YXa2oObq2rwXuV7AfTMUCerPkceRWYnOgnywdiNNsG7Pos0FObopuy9AaDWZWib 0Os75356wiuDNmtS3Ec6+Ik3huOCLQV8ENyFjopqGMBkVd98umX89xikUyCBn0Zgw/NV OuC36i7BJFP2KsGX1s0btjI3nxx6OOxOCBWTc7J0ofDOJVlsS+BSLz/JwkmEEwJpzYiF JKyQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=eKVNhoH6; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id q187si489476pga.220.2019.07.02.19.04.23; Tue, 02 Jul 2019 19:04:40 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=eKVNhoH6; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727220AbfGCCDO (ORCPT + 99 others); Tue, 2 Jul 2019 22:03:14 -0400 Received: from mail.kernel.org ([198.145.29.99]:51734 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726329AbfGCCDO (ORCPT ); Tue, 2 Jul 2019 22:03:14 -0400 Received: from localhost (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8974221721; Wed, 3 Jul 2019 02:03:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1562119393; bh=uIc8npXlDPzr+S/7B9hYr82BsRCFFHm8wnQz4nRRXLA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eKVNhoH6yiXM4DcZdP9dFYzRSb5LfAM9PGXt0vLsoAJzOZmdzggO/D7Sfz7thPWV6 r+uM33/XmK8AX8+eZ1zb2k5x/t6oruxpGWAcpczVahXlnZSfP2pSPmx0Yu6VOzx3MH OJNGZZwQeCAsdos/8f2wGWFed8rhke3HFkSZJgjc= Date: Tue, 2 Jul 2019 22:03:12 -0400 From: Sasha Levin To: Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, Fei Yang , Sam Protsenko , Felipe Balbi , linux-usb@vger.kernel.org, Felipe Balbi , John Stultz Subject: Re: [PATCH 4.19 26/72] usb: dwc3: gadget: use num_trbs when skipping TRBs on ->dequeue() Message-ID: <20190703020312.GS11506@sasha-vm> References: <20190702080124.564652899@linuxfoundation.org> <20190702080126.031346654@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20190702080126.031346654@linuxfoundation.org> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 02, 2019 at 10:01:27AM +0200, Greg Kroah-Hartman wrote: >commit c3acd59014148470dc58519870fbc779785b4bf7 upstream > >Now that we track how many TRBs a request uses, it's easier to skip >over them in case of a call to usb_ep_dequeue(). Let's do so and >simplify the code a bit. > >Cc: Fei Yang >Cc: Sam Protsenko >Cc: Felipe Balbi >Cc: linux-usb@vger.kernel.org >Cc: stable@vger.kernel.org # 4.19.y >Signed-off-by: Felipe Balbi >(cherry picked from commit c3acd59014148470dc58519870fbc779785b4bf7) >Signed-off-by: John Stultz >Signed-off-by: Sasha Levin This one has an upstream fix: c7152763f02e05567da27462b2277a554e507c89 ("usb: dwc3: Reset num_trbs after skipping"). -- Thanks, Sasha