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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 1DA8CC79F82 for ; Tue, 8 Sep 2026 07:58:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=muMECbO96Q17a8vw7+GcxCDFTKIrG/mBOtBi3cQA3vw=; b=DGnCiRE8a6uEwTn/4JryaBWiUU AfIfstJmOUiTT9nLi4BYXhkSzQ9RffRVfKz/86jJu/UUQA7EXXvBbARGYkMuUDo1aSdTcMW97LefU uJDMnlgftwSb6P0oBUPxuRQ0H+WyfotxgSpBGEl38BN7gwrC3lByEb3nLE8VrHS4Uza+5f2WOk8Mz +Dj4gcKGm0ZOl1bCRwvXG37WUVLLrW3GNBRdyMblAFiuJikSJJXX00jvhUFx1vrtUTMhRBVYgbqkz BofK9zunkwBKhlMymuNblaWgEjo+EeQVAtTRQW8FYA6WKx1aY8OaOqrCkAKLqa7rJOE2qKIAme3+T lDwdUvbg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x3qib-00000008KVg-0O2e; Tue, 08 Sep 2026 07:58:13 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x3qiZ-00000008KVD-2G4s for linux-arm-kernel@bombadil.infradead.org; Tue, 08 Sep 2026 07:58:11 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:Content-Type :In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date:Message-ID: Sender:Reply-To:Content-ID:Content-Description; bh=muMECbO96Q17a8vw7+GcxCDFTKIrG/mBOtBi3cQA3vw=; b=aDbGLLE0YdURJK5qQfiCORisZl 8UOAwXm5fR16WFpaltJeELP6X/KR4WmzUjljXZ6TiNOOLWY7adJFdDZbvSbgo+IrCHGFP1pTuGYos fK7SOYBrLNpBooFvWlC/KaRF6Og1OqZu+VZyi1ewz/KRINPNLJRphcvTL4FeZWWciWYHYsqMF/6+7 4atV63/oF8+LJIxz3ptlI9C1eWt0w0HXS/epWzdq9NMBa/1BL+Fgw0rcueR5yehG0X1lRbJ2/ZKeE 3T8qGbjUTrBWrYbmEa9We9rG7UtT1EkRnn04PeDFLWVMlhxb+v9gmp5Q0QCynr42EZOmM1R6BrZ0z 5ZupaKxg==; Received: from foss.arm.com ([217.140.110.172]) by desiato.infradead.org with esmtp (Exim 4.99.2 #2 (Red Hat Linux)) id 1x3qiQ-0000000H5Ok-3YfT for linux-arm-kernel@lists.infradead.org; Tue, 08 Sep 2026 07:58:10 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B40361476; Tue, 8 Sep 2026 00:57:57 -0700 (PDT) Received: from [10.57.7.202] (unknown [10.57.7.202]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id D52773F7B4; Tue, 8 Sep 2026 00:57:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1788854281; bh=muMECbO96Q17a8vw7+GcxCDFTKIrG/mBOtBi3cQA3vw=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Wot4HfEz7L7Q1yhwW45ocjyTfVDEuEXikMJ5kqcAakvtvEBJPgf7VrrSQ+VR90R66 nQTplq4uplypYc4ur9gFPAllc8RxJ18oJh2EbVsjZ0sqmY7En9vasX7BBaIfw72daz tcrAlaVBIZk7x9aCnwAAI39FOlKwEMbyjHI3frww= Message-ID: Date: Tue, 8 Sep 2026 09:57:50 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC v9 01/25] mm: Introduce kpkeys To: Mike Rapoport Cc: linux-hardening@vger.kernel.org, Andrew Morton , Andy Lutomirski , Catalin Marinas , Dave Hansen , "David Hildenbrand (Arm)" , Jann Horn , Jeff Xu , Joey Gouly , Kees Cook , Linu Cherian , Linus Walleij , Marc Zyngier , Mark Brown , Matthew Wilcox , Maxwell Bland , Peter Zijlstra , Pierre Langlois , =?UTF-8?Q?Pierre-Cl=C3=A9ment_Tosi?= , Quentin Perret , Rick Edgecombe , Ryan Roberts , Vlastimil Babka , Will Deacon , Yang Shi , Yeoreum Yun , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, x86@kernel.org, Ira Weiny , Lorenzo Stoakes , Thomas Gleixner References: <20260818-kpkeys-v9-0-743ad31b2c8f@arm.com> <20260818-kpkeys-v9-1-743ad31b2c8f@arm.com> <178877845406.3691569.6930315020588094755.b4-review@b4> <3f6e7678-0784-4ac1-acb4-b128887803c5@arm.com> From: Kevin Brodsky Content-Language: en-GB In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260908_085808_117027_EFBC7DB6 X-CRM114-Status: UNSURE ( 8.79 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 08/09/2026 08:52, Mike Rapoport wrote: > On Mon, Sep 07, 2026 at 05:49:42PM +0200, Kevin Brodsky wrote: >> On 07/09/2026 12:54, Mike Rapoport wrote: >>>> + >>>> +#include >>>> +#include >>>> +#include >>>> + >>>> +/** >>>> + * KPKEYS_GUARD_NOOP() - define a guard type that does nothing >>> Nit: I'd suggest to drop "define" from all the descriptions, they would >>> read better without it IMHO. >> Fair enough, but if we say just "a guard type that does nothing" is it >> clear that this is a macro defining a type, and not a type itself? > Then maybe "helper to define", like cleanup.h does? Sounds good, will do! - Kevin