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 CF88AC48BC4 for ; Thu, 15 Feb 2024 18:34:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=l7sWKRIBVeFZdFBTCJFA/XGU1kxYXlaGD0wt11TpSdA=; b=M4ERgT1/8YKWOW WNRKBW8aTnPnRMChW1zjPVz1cjlxr7zyKEpSOfQ24mg/cDdsiwXmPmUUVO3IYVVA2jUslJmJhIGox HQsDpgSJG2zvC7ErYEgAMz/jGTLM/xKBCGrEp8GIq2yN9taYulnv5e4H132a2QX+dJvXNA5KdtjdH Tmqga2k8qj7OOtAo5cGbthdB9ZxhcDgO/qcxK5+tv5rNY9yaZMIoxLDxmP4UeJXymdQkXXlV/z9Gn q7JzKVCm1Q7d9yMm4i+e52gQhPanlK03ysjU8kv6vj4Z0UqVVncf9dGRNVSgHbkWMNGlTjqo0aHRt MNQOo/rDgwR1gDrT23yA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1ragZA-0000000HNYd-3v3y; Thu, 15 Feb 2024 18:34:36 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1ragZ7-0000000HNVn-3SsH for linux-arm-kernel@lists.infradead.org; Thu, 15 Feb 2024 18:34:35 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 1B22761DAA; Thu, 15 Feb 2024 18:34:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 28676C433C7; Thu, 15 Feb 2024 18:34:27 +0000 (UTC) Date: Thu, 15 Feb 2024 18:34:25 +0000 From: Catalin Marinas To: Ryan Roberts Cc: Will Deacon , Ard Biesheuvel , Marc Zyngier , James Morse , Andrey Ryabinin , Andrew Morton , Matthew Wilcox , Mark Rutland , David Hildenbrand , Kefeng Wang , John Hubbard , Zi Yan , Barry Song <21cnbao@gmail.com>, Alistair Popple , Yang Shi , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , linux-arm-kernel@lists.infradead.org, x86@kernel.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v6 08/18] arm64/mm: Convert set_pte_at() to set_ptes(..., 1) Message-ID: References: <20240215103205.2607016-1-ryan.roberts@arm.com> <20240215103205.2607016-9-ryan.roberts@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240215103205.2607016-9-ryan.roberts@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240215_103433_940253_E6265B00 X-CRM114-Status: GOOD ( 13.83 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Feb 15, 2024 at 10:31:55AM +0000, Ryan Roberts wrote: > Since set_ptes() was introduced, set_pte_at() has been implemented as a > generic macro around set_ptes(..., 1). So this change should continue to > generate the same code. However, making this change prepares us for the > transparent contpte support. It means we can reroute set_ptes() to > __set_ptes(). Since set_pte_at() is a generic macro, there will be no > equivalent __set_pte_at() to reroute to. > > Note that a couple of calls to set_pte_at() remain in the arch code. > This is intentional, since those call sites are acting on behalf of > core-mm and should continue to call into the public set_ptes() rather > than the arch-private __set_ptes(). > > Tested-by: John Hubbard > Signed-off-by: Ryan Roberts Acked-by: Catalin Marinas _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel