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=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 52E2EC2BA83 for ; Sun, 16 Feb 2020 08:20:42 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 0A0F324670 for ; Sun, 16 Feb 2020 08:20:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="wyG8ILgv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0A0F324670 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id B4ED94AF07; Sun, 16 Feb 2020 03:20:41 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@kernel.org Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ZEKadT9DXuOg; Sun, 16 Feb 2020 03:20:39 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id E69B94AF2E; Sun, 16 Feb 2020 03:20:39 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 689C84AEEF for ; Sun, 16 Feb 2020 03:20:39 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Zl9hezLguAkZ for ; Sun, 16 Feb 2020 03:20:38 -0500 (EST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 672A64AF07 for ; Sun, 16 Feb 2020 03:20:38 -0500 (EST) 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 EE50024676; Sun, 16 Feb 2020 08:20:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581841237; bh=fX2jVUBPzvxIFycYqkqAbM2SK2Ye1AXe+sp7QV+wvtQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wyG8ILgvSwRkhGXdMRYuaCYJ10sWJ2Prl5jx9nANAWJ+zd1vwV4rXp1kAUVqqc33I CwmlIovJ5pVE0Awqis6sq/785iqrRAQ6TG5fp6r8WpxtrqPTVo5mXMWPkZOiqir3uI ZThG2fcOlMP0yTucHdM/fAuOJwKnM1Q1Os6TfsQA= From: Mike Rapoport To: linux-kernel@vger.kernel.org Subject: [PATCH v2 11/13] unicore32: remove __ARCH_USE_5LEVEL_HACK Date: Sun, 16 Feb 2020 10:18:41 +0200 Message-Id: <20200216081843.28670-12-rppt@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20200216081843.28670-1-rppt@kernel.org> References: <20200216081843.28670-1-rppt@kernel.org> MIME-Version: 1.0 Cc: Rich Felker , linux-ia64@vger.kernel.org, Geert Uytterhoeven , linux-sh@vger.kernel.org, Benjamin Herrenschmidt , linux-mm@kvack.org, Paul Mackerras , linux-hexagon@vger.kernel.org, Will Deacon , kvmarm@lists.cs.columbia.edu, Jonas Bonn , linux-arch@vger.kernel.org, Brian Cain , Marc Zyngier , Russell King , Ley Foon Tan , Mike Rapoport , Catalin Marinas , uclinux-h8-devel@lists.sourceforge.jp, Fenghua Yu , Arnd Bergmann , kvm-ppc@vger.kernel.org, Stefan Kristiansson , openrisc@lists.librecores.org, Stafford Horne , Guan Xuetao , linux-arm-kernel@lists.infradead.org, Christophe Leroy , Tony Luck , Yoshinori Sato , Michael Ellerman , nios2-dev@lists.rocketboards.org, Andrew Morton , linuxppc-dev@lists.ozlabs.org, Mike Rapoport X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu From: Mike Rapoport The unicore32 architecture has 2 level page tables and asm-generic/pgtable-nopmd.h and explicit casts from pud_t to pgd_t for page table folding. Add p4d walk in the only place that actually unfolds the pud level and remove __ARCH_USE_5LEVEL_HACK. Signed-off-by: Mike Rapoport --- arch/unicore32/include/asm/pgtable.h | 1 - arch/unicore32/kernel/hibernate.c | 4 +++- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/unicore32/include/asm/pgtable.h b/arch/unicore32/include/asm/pgtable.h index c8f7ba12f309..82030c32fc05 100644 --- a/arch/unicore32/include/asm/pgtable.h +++ b/arch/unicore32/include/asm/pgtable.h @@ -9,7 +9,6 @@ #ifndef __UNICORE_PGTABLE_H__ #define __UNICORE_PGTABLE_H__ -#define __ARCH_USE_5LEVEL_HACK #include #include diff --git a/arch/unicore32/kernel/hibernate.c b/arch/unicore32/kernel/hibernate.c index f3812245cc00..ccad051a79b6 100644 --- a/arch/unicore32/kernel/hibernate.c +++ b/arch/unicore32/kernel/hibernate.c @@ -33,9 +33,11 @@ struct swsusp_arch_regs swsusp_arch_regs_cpu0; static pmd_t *resume_one_md_table_init(pgd_t *pgd) { pud_t *pud; + p4d_t *p4d; pmd_t *pmd_table; - pud = pud_offset(pgd, 0); + p4d = p4d_offset(pgd, 0); + pud = pud_offset(p4d, 0); pmd_table = pmd_offset(pud, 0); return pmd_table; -- 2.24.0 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm