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=-11.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 C8088C433C1 for ; Fri, 19 Mar 2021 17:24:53 +0000 (UTC) Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.kernel.org (Postfix) with SMTP id E73DB61983 for ; Fri, 19 Mar 2021 17:24:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E73DB61983 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=chromium.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kernel-hardening-return-20986-kernel-hardening=archiver.kernel.org@lists.openwall.com Received: (qmail 18159 invoked by uid 550); 19 Mar 2021 17:24:45 -0000 Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Received: (qmail 18133 invoked from network); 19 Mar 2021 17:24:44 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to; bh=y3HPFVQQ8OcLuuAynRQtdLIpt1ZlQVl3Ddi5JOdBy0s=; b=ijJD/g9ZP1Yyl5fSfAFOPGlYJua+C5SS43o3CNhGgSeVXgnDiCqKQcxgzUtQ61O1a6 H1DD1WppKq7fzQ315rtxWK9GISWoLs2ph+RpDHyd71ihbwa/fgRSHBtsctslONiHt+uZ IeDn5qP5KUNNOs2PjSdqbqFrlcXgz6WS/Gnp4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=y3HPFVQQ8OcLuuAynRQtdLIpt1ZlQVl3Ddi5JOdBy0s=; b=QxBFIAEtQ94J05yO1N8arBT1ap94i6+WpzQCAFPvcabnUZrYZfss8BbDx/M3LmlXgh 1Hwz40/gO5XcQ9GImLa3ABkG3DKgpv+xfbgRXlyg17e9y1tu4efUgh8opNthSblZk+fg O0UqNY/gn8uXksLd/pdWv42mBY+WnBQTFbFjiIUsrrKMmNyMZq2OtCEHPDfzIQOBc16H EFzL6pE1CpKnAs2nPpGqXTEDLiDS1cOsblPLSmRs0urasPeVZDfw8/AAkywDmm+ddFmH QvwBPxJG8wj0B0bA4MBLYoB/aFVtHLT2J4svFepokPm62IOnE3UDuaKPhYEmZgK45zcA Rafg== X-Gm-Message-State: AOAM532Cz2cKNlR12dJVUvQ9rGdOr+GFKG4FE203id/NB+JjrxM7kn1L dWEWGeovhvErmEGtc4xiHXs3gw== X-Google-Smtp-Source: ABdhPJxof2S7NAyn0wwLIRht63qQ8yxLGkdNHCaohi74HUCi/0cELJkStbwnSdwtemmhQBNrzgFv4w== X-Received: by 2002:a65:4887:: with SMTP id n7mr12266351pgs.14.1616174671959; Fri, 19 Mar 2021 10:24:31 -0700 (PDT) Date: Fri, 19 Mar 2021 10:24:30 -0700 From: Kees Cook To: =?iso-8859-1?Q?Micka=EBl_Sala=FCn?= Cc: James Morris , Jann Horn , "Serge E . Hallyn" , Al Viro , Andrew Morton , Andy Lutomirski , Anton Ivanov , Arnd Bergmann , Casey Schaufler , David Howells , Jeff Dike , Jonathan Corbet , Michael Kerrisk , Richard Weinberger , Shuah Khan , Vincent Dagonneau , kernel-hardening@lists.openwall.com, linux-api@vger.kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-security-module@vger.kernel.org, x86@kernel.org, John Johansen , =?iso-8859-1?Q?Micka=EBl_Sala=FCn?= , Stephen Smalley Subject: Re: [PATCH v30 05/12] LSM: Infrastructure management of the superblock Message-ID: <202103191024.40EBCA2C@keescook> References: <20210316204252.427806-1-mic@digikod.net> <20210316204252.427806-6-mic@digikod.net> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20210316204252.427806-6-mic@digikod.net> On Tue, Mar 16, 2021 at 09:42:45PM +0100, Mickaël Salaün wrote: > From: Casey Schaufler > > Move management of the superblock->sb_security blob out of the > individual security modules and into the security infrastructure. > Instead of allocating the blobs from within the modules, the modules > tell the infrastructure how much space is required, and the space is > allocated there. > > Cc: Kees Cook > Cc: John Johansen > Signed-off-by: Casey Schaufler Reviewed-by: Kees Cook -- Kees Cook