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=-2.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 A7A6AC2D0EC for ; Tue, 7 Apr 2020 20:24:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3CF3E20748 for ; Tue, 7 Apr 2020 20:24:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Rs5QZ5k0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726420AbgDGUYd (ORCPT ); Tue, 7 Apr 2020 16:24:33 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:22720 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726277AbgDGUYc (ORCPT ); Tue, 7 Apr 2020 16:24:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1586291071; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=4/CqPjYKIqhLe6o90l4etdHa0avAv3myBuxrGVzJJlk=; b=Rs5QZ5k0xvm+54gwbwIXO7SKbvbAFNEcVXp/QdDklfl4KaE7lz8jM1P5zWz+E8WF3RPanj vXNrV1j7Ddjx3xqKfeQ2PK4elQQUxshRsfntpXaqNB4Pm+a/p6FRx8l1/xEKsxl8qE63Fo YoGTSa+pozMOqwyux9Z+qhROwXfFunc= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-429-60P6iwMSPu-ID1hyPHX0oA-1; Tue, 07 Apr 2020 16:24:30 -0400 X-MC-Unique: 60P6iwMSPu-ID1hyPHX0oA-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 50574190D341; Tue, 7 Apr 2020 20:24:28 +0000 (UTC) Received: from llong.remote.csb (ovpn-117-180.rdu2.redhat.com [10.10.117.180]) by smtp.corp.redhat.com (Postfix) with ESMTP id D52ED19C7F; Tue, 7 Apr 2020 20:24:26 +0000 (UTC) Subject: Re: [PATCH v3] mm: Add kvfree_sensitive() for freeing sensitive data objects To: David Howells Cc: Andrew Morton , Jarkko Sakkinen , James Morris , "Serge E. Hallyn" , linux-mm@kvack.org, keyrings@vger.kernel.org, linux-kernel@vger.kernel.org, Linus Torvalds , Joe Perches , Matthew Wilcox , David Rientjes References: <20200407200318.11711-1-longman@redhat.com> <694135.1586290793@warthog.procyon.org.uk> From: Waiman Long Organization: Red Hat Message-ID: <025eb655-4c3f-6196-7f55-2987022c9b42@redhat.com> Date: Tue, 7 Apr 2020 16:24:26 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <694135.1586290793@warthog.procyon.org.uk> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/7/20 4:19 PM, David Howells wrote: > Waiman Long wrote: > >> sensitive data objects allocated by kvmalloc(). The relevnat places > "relevant". Oh, sorry about the typo. Maybe Andrew can fix it. Cheers, Longman