From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A30DC04AA8 for ; Tue, 30 Apr 2019 17:01:07 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2C29F2075E for ; Tue, 30 Apr 2019 17:01:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="NafZshMz"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="KYUTkcy/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2C29F2075E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lunn.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=iKwTMSQQB4PS1Semh8tzjAOmDbv7FzmrJOvxFXjAsZU=; b=NafZshMz/6Ddd1 ppbHXR++W7CCwWd5t9OaqWcseq+Wmd4oIj67uOgpwqcUOIu66keDt8pDATzUsIrLsIXEHnYXsJnjv 5SkveLeDPv66ymvPEq9By/qe8ddCmF7eUd/9x1Qj60xc47RrlIf771m6GejamD5zQPh6ns+v2yT8z RtqLYRzoLUJfW0/WBKJ4BGZ+uTa0SO/5v4s8zerAAPvS5AB+YpNT7iTlEtqWqUU4jqlptGLh1HfSx 2rBRyAWRBNF+K+AZsGcu/kfC2x0FLaolw6RX130dceZAMkDjOXRmMvURK4JmCHswPBvgxt+uYSzU7 4dQWg9449i8s73lomBWg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hLW7p-0002s8-Oz; Tue, 30 Apr 2019 17:01:01 +0000 Received: from vps0.lunn.ch ([185.16.172.187]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hLW7m-0002rT-GF for linux-arm-kernel@lists.infradead.org; Tue, 30 Apr 2019 17:00:59 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=BtznMGJClosN3hpxBR1MF0LMvYBaVQU8HSmMwTGaRr8=; b=KYUTkcy/1PFlnjOIw1wgJDFgis +s7lU7WwA1BKBZnFKsf6TQXYzMjApzfvg8MOeNMi2Fdw2f3CMud2ay+5Kz661eyP8fZlMWBfq7Hz1 NiVYYpz92RERpcrLdZRxFAV1yFxmodOhN9oMn24m3Za211N7pVMCXcWbiVyo/hKb6ddU=; Received: from andrew by vps0.lunn.ch with local (Exim 4.89) (envelope-from ) id 1hLW7e-0001xJ-Ul; Tue, 30 Apr 2019 19:00:50 +0200 Date: Tue, 30 Apr 2019 19:00:50 +0200 From: Andrew Lunn To: Esben Haabendal Subject: Re: [PATCH v3 08/12] net: ll_temac: Fix iommu/swiotlb leak Message-ID: <20190430170050.GD30817@lunn.ch> References: <20190429083422.4356-1-esben@geanix.com> <20190430071759.2481-1-esben@geanix.com> <20190430071759.2481-9-esben@geanix.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190430071759.2481-9-esben@geanix.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190430_100058_708754_C8AD81B4 X-CRM114-Status: UNSURE ( 7.77 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: netdev@vger.kernel.org, YueHaibing , Michal Simek , linux-kernel@vger.kernel.org, Yang Wei , Luis Chamberlain , "David S. Miller" , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Apr 30, 2019 at 09:17:55AM +0200, Esben Haabendal wrote: > Unmap the actual buffer length, not the amount of data received, avoiding > resource exhaustion of swiotlb (seen on x86_64 platform). > > Signed-off-by: Esben Haabendal Reviewed-by: Andrew Lunn Andrew _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EDB92C43219 for ; Tue, 30 Apr 2019 17:01:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ADE6E21670 for ; Tue, 30 Apr 2019 17:01:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="KYUTkcy/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726706AbfD3RBB (ORCPT ); Tue, 30 Apr 2019 13:01:01 -0400 Received: from vps0.lunn.ch ([185.16.172.187]:50313 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725930AbfD3RBB (ORCPT ); Tue, 30 Apr 2019 13:01:01 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=BtznMGJClosN3hpxBR1MF0LMvYBaVQU8HSmMwTGaRr8=; b=KYUTkcy/1PFlnjOIw1wgJDFgis +s7lU7WwA1BKBZnFKsf6TQXYzMjApzfvg8MOeNMi2Fdw2f3CMud2ay+5Kz661eyP8fZlMWBfq7Hz1 NiVYYpz92RERpcrLdZRxFAV1yFxmodOhN9oMn24m3Za211N7pVMCXcWbiVyo/hKb6ddU=; Received: from andrew by vps0.lunn.ch with local (Exim 4.89) (envelope-from ) id 1hLW7e-0001xJ-Ul; Tue, 30 Apr 2019 19:00:50 +0200 Date: Tue, 30 Apr 2019 19:00:50 +0200 From: Andrew Lunn To: Esben Haabendal Cc: netdev@vger.kernel.org, "David S. Miller" , Michal Simek , Yang Wei , Luis Chamberlain , YueHaibing , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 08/12] net: ll_temac: Fix iommu/swiotlb leak Message-ID: <20190430170050.GD30817@lunn.ch> References: <20190429083422.4356-1-esben@geanix.com> <20190430071759.2481-1-esben@geanix.com> <20190430071759.2481-9-esben@geanix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190430071759.2481-9-esben@geanix.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 30, 2019 at 09:17:55AM +0200, Esben Haabendal wrote: > Unmap the actual buffer length, not the amount of data received, avoiding > resource exhaustion of swiotlb (seen on x86_64 platform). > > Signed-off-by: Esben Haabendal Reviewed-by: Andrew Lunn Andrew