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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4BF24C55822 for ; Tue, 4 Aug 2026 13:43:06 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4AC9D6B00D1; Tue, 4 Aug 2026 09:42:57 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 48C526B00D2; Tue, 4 Aug 2026 09:42:57 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3C0E36B00D2; Tue, 4 Aug 2026 09:42:57 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id EA63B6B00D0 for ; Tue, 4 Aug 2026 09:42:56 -0400 (EDT) Received: from smtpin01.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay04.hostedemail.com (Postfix) with ESMTP id 939C41A0126 for ; Tue, 4 Aug 2026 11:15:08 +0000 (UTC) X-FDA: 85063330296.01.C2585B9 Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf29.hostedemail.com (Postfix) with ESMTP id 02929120012 for ; Tue, 4 Aug 2026 11:15:06 +0000 (UTC) Authentication-Results: imf29.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=ZnHoS2uq; spf=pass (imf29.hostedemail.com: domain of ljs@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=ljs@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1785842107; h=from:from:sender: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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=NlvQqMPX1ZBZq6vczB6DK1Q1sg9iUABmibDLc459ooE=; b=B69RzzMlGrxKA6ov/VzlbJYFj3sNgM2VMvIJtAsZwjNE1G2/yVsS+D1T/DRYST45rU/Ef8 //f1phkmQHeeCC+WU3IXDZa3+WcbzMBNpkOFyL4SK6Nx/xdMBMLTT7izfm4qJ73ATgN/XX lFbx8nY2gk93vaOOeiIbrMx1rXSgaiU= ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1785842107; b=MSfEyV7lw9vpvdfgBURI+YmaNF1sZwogAstirqaQyK3s3qv+s7izPoxoNqSzKfRt5RSzI7 qxBpmLeacJErerOc3kmzvZ1uwizoKayWV4IOxtVETTYBEI9ClZAYMgZ0zXKuhba3Qk9HCz AaNDXl6zkQtMWSU5IWx9l9Bh6kHBI9s= ARC-Authentication-Results: i=1; imf29.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=ZnHoS2uq; spf=pass (imf29.hostedemail.com: domain of ljs@kernel.org designates 172.105.4.254 as permitted sender) smtp.mailfrom=ljs@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 25FFD60A59; Tue, 4 Aug 2026 11:15:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 211D21F000E9; Tue, 4 Aug 2026 11:14:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785842105; bh=NlvQqMPX1ZBZq6vczB6DK1Q1sg9iUABmibDLc459ooE=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=ZnHoS2uq+Wpn11Z4etXu+hxwCLOTiTcnmGh7C2+5V3PHkGFMDITE9z6uYgjCeYU/L fC2NEuRAvvmECwZZAk2YEwJi/IwoCe8YsK5WKKXZVKTQd4iez0HYq95u5/tbxm135G BW+tRjPZmgs+NDRQXQS+Z1PArA8qMZ3MY68n34Q2d8TV/awui74P0GXMnIVCuorty7 wc+LZ/aDpCuNW+K8lOzK6vW28Jlb7Q6F04ycjuf6wruLgZ+JZ8nOR4jzNd1mJrn889 QN98PED33opeHD+Qj9pfIsMlzShSZ8hTwHnXReg/xD7GXlIty0nulMgyNHSoKB2eaN uL1Z8zxWAFNqw== Date: Tue, 4 Aug 2026 12:14:43 +0100 From: "Lorenzo Stoakes (ARM)" To: Pedro Falcato Cc: David Hildenbrand , Andrew Morton , Catalin Marinas , Will Deacon , "James E.J. Bottomley" , Helge Deller , Madhavan Srinivasan , Michael Ellerman , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , "Matthew Wilcox (Oracle)" , Jan Kara , Zi Yan , Baolin Wang , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Usama Arif , Kevin Brodsky , Muhammad Usama Anjum , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH v2 4/6] mm/s390: constify ptep_get() argument Message-ID: References: <20260803164400.531199-1-pfalcato@suse.de> <20260803164400.531199-5-pfalcato@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260803164400.531199-5-pfalcato@suse.de> X-Rspamd-Server: rspam02 X-Rspam-User: X-Stat-Signature: hxxmqxm3e4fidhmx6ccr55s8mm8dgs76 X-Rspamd-Queue-Id: 02929120012 X-HE-Tag: 1785842106-65501 X-HE-Meta: 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 /Se+jbQQ AfhAHnCq5GR79TZGM43zZzFUdagnF8JkK9vlRQsZAHrYbVx4mXEZFIw3e2sy24Rp7UF9tRPPIzD/yhlddBu1KM4Db/f9KMIop9b/9UqqvydTCZKOe/yHfjP0LXO3ZBZyRyXxMhgKWS1EWhe4qwqIfy7otnSLyG+r5SOjvTuqPpL+KwRLpIrk9zNy3qMbGD5OBxQIbOdzJMwOskKhzo1kBx6ryKv28/gx6thUZCO0nJzCJLsfe91oJEvoHe6toIq9Pfve+qgPMd1ai08UVh23W7WCDvzNXztAUU+qtG1dv9BUpqI65Nf1IvQOkqfLh0b6IOsKRwbF5acKDIJLt+jGQQ6V5eAUYdLTFboo0xFUyLGIYy79gtNUJ7vmZvgWzxSYfxWhZkzhuyLm5RRQ= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Aug 03, 2026 at 05:43:58PM +0100, Pedro Falcato wrote: > It's a simple READ_ONCE() dereference, therefore it can be const. > > Signed-off-by: Pedro Falcato Even I can't be pedantic about this one... :) so: Reviewed-by: Lorenzo Stoakes (ARM) > --- > arch/s390/include/asm/pgtable.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h > index e882663a58e7..ec331ec92943 100644 > --- a/arch/s390/include/asm/pgtable.h > +++ b/arch/s390/include/asm/pgtable.h > @@ -986,7 +986,7 @@ static inline void set_pte(pte_t *ptep, pte_t pte) > } > > #define ptep_get ptep_get > -static inline pte_t ptep_get(pte_t *ptep) > +static inline pte_t ptep_get(const pte_t *ptep) > { > return READ_ONCE(*ptep); > } > -- > 2.55.0 > -- Cheers, Lorenzo