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 CE775C2BB54 for ; Tue, 7 Apr 2020 20:24:35 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 81C2B20748 for ; Tue, 7 Apr 2020 20:24:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="KaCqSTx6" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 81C2B20748 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 2DF088E0017; Tue, 7 Apr 2020 16:24:35 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 28F088E0001; Tue, 7 Apr 2020 16:24:35 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1A5E98E0017; Tue, 7 Apr 2020 16:24:35 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0057.hostedemail.com [216.40.44.57]) by kanga.kvack.org (Postfix) with ESMTP id 085A58E0001 for ; Tue, 7 Apr 2020 16:24:35 -0400 (EDT) Received: from smtpin02.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id AC1F3180AD801 for ; Tue, 7 Apr 2020 20:24:34 +0000 (UTC) X-FDA: 76682186868.02.card14_ad45663e5d29 X-HE-Tag: card14_ad45663e5d29 X-Filterd-Recvd-Size: 2887 Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [207.211.31.120]) by imf33.hostedemail.com (Postfix) with ESMTP for ; Tue, 7 Apr 2020 20:24:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1586291073; 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=KaCqSTx6krl66s2YkDV5zFHP6z4X/F4Sv/joGzHBX+t0CuwEP2RyitDkesyCa4jgXgTdRi 0HonEFIMuoKRc0Mcw7DsEOQk0FOFa+Yq4oLBIIaE4KyUi09rPBdK1d/Wa8fFznVHzoTe+h u63RFo/CB2kGUurvMLJa2BS1Q78WdLc= 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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