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=-4.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 9FC9BC433E0 for ; Sat, 27 Jun 2020 08:17:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7888B2088E for ; Sat, 27 Jun 2020 08:17:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593245838; bh=823ZeGyFFy5BoOmrk0GEhxGLRZDwTJnqPCvA2WheQgM=; h=From:To:Cc:Subject:Date:List-ID:From; b=selQ1t44BvklgJWz6u+Bg4uvP7TfW+kOieaHcahylOwU8PbRgXFxD86fkOCa4z16e jw4yjrFqMA2P11bN7SdaL59HcwCXen9B+y/1IBgqAsUe54saPQ23xpyj4NeShypKhe hIXwpJQ3o3e9YorymRPITPIMHstR6T6HXP9dwT44= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726317AbgF0IRR (ORCPT ); Sat, 27 Jun 2020 04:17:17 -0400 Received: from mail.kernel.org ([198.145.29.99]:51474 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725900AbgF0IRQ (ORCPT ); Sat, 27 Jun 2020 04:17:16 -0400 Received: from aquarius.haifa.ibm.com (nesher1.haifa.il.ibm.com [195.110.40.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9AB512080C; Sat, 27 Jun 2020 08:17:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593245836; bh=823ZeGyFFy5BoOmrk0GEhxGLRZDwTJnqPCvA2WheQgM=; h=From:To:Cc:Subject:Date:From; b=pDtHUdN46bq4IFlAf+INwZcWh8Qck6B0vcNWGI43Hb6sl/+hSL/H+PL7dmuNLoIaa o4XEfsBcN+QJ+4sVBvL+Gv2TZV2+JQo/ctCvXTpBvRXoVVqtyZpS89ri4buAgq9xvC pjnJPrvttALvuI1yy3lX5xxOiajNTWujxFpXODYw= From: Mike Rapoport To: sparclinux@vger.kernel.org Cc: David Miller , Linus Torvalds , Mike Rapoport , linux-kernel@vger.kernel.org, Mike Rapoport Subject: [PATCH v2 0/2] sparc32: srmmu: improve type safety of __nocache_fix() Date: Sat, 27 Jun 2020 11:16:51 +0300 Message-Id: <20200627081653.25311-1-rppt@kernel.org> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mike Rapoport Hi, As discussed at [1] the __nocache_fix() macro in sparc's SRMMU can be made type safe and so the compiler will yell anout misuse of pXd pointers for which the __nocache_fix() is primarily used. The first patch is an fix of such misuse that I've discovered after adding type cast to __nocache_fix(), but to avoid breaking bisection I've made it the first commit. v2: rebased on v5.8-rc2+ -- Sincerely yours, Mike. [1] https://lkml.kernel.org/r/CAHk-=wisORTa7QVPnFqNw9pFs62UiwgsD4C4d=MtYy1o4JPyGQ@mail.gmail.com Mike Rapoport (2): sparc32: use PUD rather than PGD to get PMD in srmmu_inherit_prom_mappings() sparc32: srmmu: improve type safety of __nocache_fix() arch/sparc/include/asm/pgtsrmmu.h | 2 +- arch/sparc/mm/srmmu.c | 18 +++++++++--------- 2 files changed, 10 insertions(+), 10 deletions(-) base-commit: 1590a2e1c681b0991bd42c992cabfd380e0338f2 -- 2.26.2