Received: by 2002:a05:6a10:a0d1:0:0:0:0 with SMTP id j17csp604483pxa; Tue, 11 Aug 2020 10:24:54 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy/EH0OIUo1wNLx0A/dRuRrHi1DigPgzZWEoIQdQVEK77WgbX+hHxcrP/3+wmrE+JRhE1aF X-Received: by 2002:a05:6402:2038:: with SMTP id ay24mr27603300edb.200.1597166693839; Tue, 11 Aug 2020 10:24:53 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1597166693; cv=none; d=google.com; s=arc-20160816; b=E5jnwNhXI+MwqpVF2bwUw2ouEuM7REd+EiwKVGsz7Jo/aG1vQABC7axa0t1d2kaWCU QfK+pID/gf1yWWEXbjFXDGG8USHS/3efjCDAmvjIbem3RSRbav0sn7mWcjXDnBle0A76 NzIzi3HkJCHFZbtMQWOR/kRC9cTCa90bC4OikblV1xsxIGK3c4wjUFbAl13sBQEVxMZi g+az32vhiSHGFXsjCcRkTk402dMD1j9XaEcfjjCqyR68xyng10ndgwJulY/s0J4UR2xH 7rC2sPIvjvaOu4xzRyNXzELNPbDVxHoQkNFXqtz9hVbrmqOvkLdiFdzr3vXi2rXi++hd ISQw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:from:subject:cc:to:message-id:date; bh=BcsoPcXDvhKG/u1LnRbjN+9rQZvHeVcV+JD6X/6zv4M=; b=HSHnuRb+SQp3UPXYHJYUOHMbpctQS8KqoOL6s4mOpIHZjrldeLgijiskv4kBME3e9M q2Epay9amxz4bStRsg61kjz4Ohd5yH3Ch9IGRKUo3EYay3XXLjDuRTwCHsZ4E3OWdsl8 t/JQoGI8WRtai6chxdI1LSnNiWxBHnteyRMQPmQm63njbJ5OoZuYelesEnmGLmPcRZJP o7X+chG8XRpWtH5ZrcxfVwM6AmpAEOup85ewytqUQW2x44+PAf6WlFGpxExB6CZ6i+dL uaBnhmMkn3YY7veb5uRcUAQrdofo25DZbo2GU++cTvCtntP2fF0dsdiZiPjApvFvwEZV 9l0A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id u21si13340123ejr.295.2020.08.11.10.24.29; Tue, 11 Aug 2020 10:24:53 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729234AbgHKRVs (ORCPT + 99 others); Tue, 11 Aug 2020 13:21:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49174 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729103AbgHKRVs (ORCPT ); Tue, 11 Aug 2020 13:21:48 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EF23FC06174A; Tue, 11 Aug 2020 10:21:47 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id D6F0512880A09; Tue, 11 Aug 2020 10:04:52 -0700 (PDT) Date: Tue, 11 Aug 2020 10:21:37 -0700 (PDT) Message-Id: <20200811.102137.1449270134661337607.davem@davemloft.net> To: ira.weiny@intel.com Cc: borisp@mellanox.com, aviadye@mellanox.com, john.fastabend@gmail.com, daniel@iogearbox.net, kuba@kernel.org, ilyal@mellanox.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] net/tls: Fix kmap usage From: David Miller In-Reply-To: <20200811000258.2797151-1-ira.weiny@intel.com> References: <20200811000258.2797151-1-ira.weiny@intel.com> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Tue, 11 Aug 2020 10:04:53 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: ira.weiny@intel.com Date: Mon, 10 Aug 2020 17:02:58 -0700 > From: Ira Weiny > > When MSG_OOB is specified to tls_device_sendpage() the mapped page is > never unmapped. > > Hold off mapping the page until after the flags are checked and the page > is actually needed. > > Signed-off-by: Ira Weiny Applied and queued up for -stable, thank you.