From patchwork Sun May 24 16:21:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 1296902 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=sparclinux-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=default header.b=MHPNkL8V; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 49VQV10XMMz9sSF for ; Mon, 25 May 2020 02:22:01 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728084AbgEXQWA (ORCPT ); Sun, 24 May 2020 12:22:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:55224 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727899AbgEXQWA (ORCPT ); Sun, 24 May 2020 12:22:00 -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 2C3ED20787; Sun, 24 May 2020 16:21:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590337318; bh=HlK2OPtTm9wvk1tXjxU/SgoVRJv4oXBqNylVAYmDI+8=; h=From:To:Cc:Subject:Date:From; b=MHPNkL8VSv3ZT3l9DoB+4KCe07GKUeO+viTzVGHwRY8/e5soRoJtoZt4xX3ahCGNa npgT5wYHzPmVbY+XoWvktEjasE6/o1zB4FPnSm+iAzhvHuQjFlSLjfyZiqjwKzxnTO 2zdfU1AjmM8AGz7aATTMFteQl5pdupvQ2Su6/zTI= From: Mike Rapoport To: "David S. Miller" Cc: Andrew Morton , Linus Torvalds , sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, Mike Rapoport , Mike Rapoport Subject: [PATCH 0/2] sparc32: srmmu: improve type safety of __nocache_fix() Date: Sun, 24 May 2020 19:21:49 +0300 Message-Id: <20200524162151.3493-1-rppt@kernel.org> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Sender: sparclinux-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: sparclinux@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. --- 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(-)