From patchwork Sun May 30 16:49:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guo Ren X-Patchwork-Id: 12288379 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=-12.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,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 F24E7C47094 for ; Sun, 30 May 2021 16:50:37 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id C5F3661108 for ; Sun, 30 May 2021 16:50:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C5F3661108 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org 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:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date:Subject:Cc:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=AsC5lk20dyc/s6FOgC+I2IbkQGeVw3BHKL6xiGS8peE=; b=Pg2reBuSj4/rzW h6xo4dQ5K09rqlBA0Lz89R2drxA81AH/0q+c3LewiXZl96OXkPCXVo9f0USYjkeArRYCikKAxcjcx r0GMIyAr1oolYTyW6Wkm2vNcKIf9uRuthMYBbNKu+sZpJA14rNIr9nzUvYLJ44YjNC28rN1L+v8lA m9PralcN3msnLJDS3ul2YApztEjyuyV3/TiZht2YDn2HXevRbmfHNO2Yo/ICdcKzn77+tY6BqLbLY XyJ56Xloyj01GxA6IL8xxFcxtApsuz8MA5hqOmFtiHotYUk0o+LZLNv7/pYREdTiNUPiUtPSDwfPV Rjj8PVFo4lVv8gahfZbg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lnOdl-009tos-8F; Sun, 30 May 2021 16:50:17 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lnOdi-009toB-Be for linux-riscv@lists.infradead.org; Sun, 30 May 2021 16:50:15 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 82A9E61027; Sun, 30 May 2021 16:50:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1622393413; bh=HDSaZ0r8YKgOW4RVtraztMNXpYLvrjOWnnb7z2CxfsQ=; h=From:To:Cc:Subject:Date:From; b=GAGEb5c22zpNCgKwGBgY8HNtxiJgf0vgoElGLScInJXq+kuUkcai+NAm5FYi1S5fe Wfdn/WN+Tra9jBnjfvuw0dBg7b5AjxiD7BIRbn00pRkCh0xyDVYPvwt74QsoXXOUOS gfzas4nvp/Jca6YhLA/1tHUWJkEAFHPEV4mOEn0FIgu5H0LNMmXPQmeyoUx1f3rS8W oy7zXQIGU0rqhAfdie79pXVa/2nJbvWhtsbObF93E1Dn/X8hBjHCxY0UVDQc1qa6Ac sLvrTnTQT502mD9HDx13tAidDdRzPTNdIqqMsWpEZpEVMPH7kUc4trbRRMdJtEi1IH JBlAUV7Vaf4lg== From: guoren@kernel.org To: guoren@kernel.org, anup.patel@wdc.com, palmerdabbelt@google.com, arnd@arndb.de, hch@lst.de Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Guo Ren Subject: [PATCH V5 0/3] riscv: Fixup asid_allocator remaining issues Date: Sun, 30 May 2021 16:49:23 +0000 Message-Id: <1622393366-46079-1-git-send-email-guoren@kernel.org> X-Mailer: git-send-email 2.7.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210530_095014_444306_6621F8EE X-CRM114-Status: UNSURE ( 5.22 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Guo Ren The patchset fixes the remaining problems of asid_allocator. - Fixup _PAGE_GLOBAL for kernel virtual address mapping - Optimize tlb_flush with asid & range Changes since v4: - Fixup double PAGE_SIZE add in local_flush_tlb_range_asid - Add tlbflush: Optimize coding convention - Optimize comment Changes since v3: - Optimize coding convention for "riscv: Use use_asid_allocator flush TLB" Changes since v2: - Remove PAGE_UP/DOWN usage in tlbflush.h - Optimize variable name Changes since v1: - Drop PAGE_UP wrong fixup - Rebase on clean linux-5.13-rc2 - Add Reviewed-by Guo Ren (3): riscv: Use global mappings for kernel pages riscv: Add ASID-based tlbflushing methods riscv: tlbflush: Optimize coding convention arch/riscv/include/asm/mmu_context.h | 2 ++ arch/riscv/include/asm/pgtable.h | 3 +- arch/riscv/include/asm/tlbflush.h | 22 ++++++++++++++ arch/riscv/mm/context.c | 2 +- arch/riscv/mm/tlbflush.c | 57 ++++++++++++++++++++++++++++-------- 5 files changed, 71 insertions(+), 15 deletions(-)