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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 70B30C433F5 for ; Thu, 4 Nov 2021 16:41:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5331660F39 for ; Thu, 4 Nov 2021 16:41:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231725AbhKDQn4 (ORCPT ); Thu, 4 Nov 2021 12:43:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45562 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231636AbhKDQny (ORCPT ); Thu, 4 Nov 2021 12:43:54 -0400 Received: from mail-pg1-x549.google.com (mail-pg1-x549.google.com [IPv6:2607:f8b0:4864:20::549]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0B5DC061203 for ; Thu, 4 Nov 2021 09:41:15 -0700 (PDT) Received: by mail-pg1-x549.google.com with SMTP id e6-20020a637446000000b002993ba24bbaso4117675pgn.12 for ; Thu, 04 Nov 2021 09:41:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=reply-to:date:message-id:mime-version:subject:from:to:cc; bh=B/Zu1r2lWoaGRs4vZ4DYzM83YZYEZ7XIPjfjvmaVSuQ=; b=ki3AaxqFOvGvvbJJZVr35PCVsFHsUCxZqbsEF1iDWMjKZKRWHNVpZlaeyll1xDRuqZ Fe9NsSq5NdIlDhb0JLDZfyM4lzNAJm+sMyKu7XG3OZnwhCX0lDAr0jFvnCTVlBd7Rlcf 91yoEX88+q6nDsjG+XcTr8pjIQnVgIspEYZF36luc29Bya+BC7bNTBu763VhyOSfxu1/ ZjYG+aZ9p9yMtavbux/GVKKU3aGIISPuiv5jHwBtGmAL06kN/HT7OfW5saTVeBTigG3Q 3Ld0kCq2NzU5RRSSR7+xT2EDJ1GsS8+HpmW85Q3Hm2ukUg6jrEEJgklHclpTDmpPrHOL OSCA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:reply-to:date:message-id:mime-version:subject :from:to:cc; bh=B/Zu1r2lWoaGRs4vZ4DYzM83YZYEZ7XIPjfjvmaVSuQ=; b=2eiLcRR1nKNidXnutFZKDsqbvabjdf7W19Yxg1LN/qHOvxavUlRN/boE/0Q4hJdKc4 bkaKg10V+PnMr/4cfm/HRFAQFhDcOSyiF+CIf/GabjyreIACqSBQqSqYqmoRH+N96Gfp DLE4+1ctCRpLtdwwmYF6U1EmXbT5qBNX2guhR88aZyPzVUx/yAJKvKMCZVDCMlSctaxS zu9d4fBBx2fho5FmBHzLznaFlY/RaL8N2BZ398+Azr8Ujc5XRlFFt145jdBm7pXj84aG 9RbOGK4Z8YAemYsHAigkGZE9h+b3+JwIY0uZLYItjk1MkERpuLTW09H9/cjMWuqzS6Kj DDMQ== X-Gm-Message-State: AOAM5300qs090qTqiCx+kZw1hmHfA3I96S+T9HrVXs8jwZyGNUofvwLP 5PKBdc3w7xfJ9UR4W4fGUom43ngFepA= X-Google-Smtp-Source: ABdhPJyhpgJIbP/ZAmnJDHk9Tyo9aV2ayAs3W7Wg+/tcco9KaG6KLs6a+BwMRjVfrIktXi2iqzXjnoCxBEk= X-Received: from seanjc.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:3e5]) (user=seanjc job=sendgmr) by 2002:a62:1bcc:0:b0:480:fcb7:76a9 with SMTP id b195-20020a621bcc000000b00480fcb776a9mr34631165pfb.22.1636044075227; Thu, 04 Nov 2021 09:41:15 -0700 (PDT) Reply-To: Sean Christopherson Date: Thu, 4 Nov 2021 16:41:05 +0000 Message-Id: <20211104164107.1291793-1-seanjc@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.34.0.rc0.344.g81b53c2807-goog Subject: [PATCH 0/2] KVM: RISC-V: MMU bug fix and cleanup From: Sean Christopherson To: Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: Atish Patra , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Sean Christopherson Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Bug fix and a cleanup for things I noticed by inspection when working on the scalable memslots series. Regarding the fix, unless there's a magic unmapping hiding in the corners of the MMU, RISC-V completely fails to handle memslot DELETE or MOVE. Compile tested only. Sean Christopherson (2): KVM: RISC-V: Unmap stage2 mapping when deleting/moving a memslot KVM: RISC-V: Use common KVM implementation of MMU memory caches arch/riscv/include/asm/kvm_host.h | 10 +---- arch/riscv/include/asm/kvm_types.h | 2 +- arch/riscv/kvm/mmu.c | 70 ++++++++---------------------- arch/riscv/kvm/vcpu.c | 5 ++- 4 files changed, 22 insertions(+), 65 deletions(-) -- 2.34.0.rc0.344.g81b53c2807-goog