From patchwork Thu Dec 8 19:38:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Matlack X-Patchwork-Id: 13068783 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 378CCC10F1B for ; Thu, 8 Dec 2022 19:40:36 +0000 (UTC) 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:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:From:Subject:Message-ID: References:Mime-Version:In-Reply-To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=FPKcAYZ7+qhOpmSreYpP1j2eF81OJGrwKJyEdV3Ex2A=; b=Sp5jn8hrjagEeXh4ZRwHpHwXj0 tBjGMWJ0nQ6emTtQ+B/3jyitPIqmJfApqd2kYoaTyCWakqLOECM9tFFapnXlnkV/DYb66Fw4bibBQ TWIQm14gDCjI3CVnUkUlMbt+mwVA/yj/yL1V7d6fH5m17NRQIbo+v6UL/PZzLEPAYEPpXTey378tB TZ94Se0p1/exY76/cEE3Ut1zg7D0vOuj8Ih9eKiBYMLVaYDhn/QIbPAg/taLKnyagIXhlEcCj+Loz 5E4T849GhpTLrRlHa+nCAMCH0PAGXTck1zKYf+J79/CQiyEVFr8BYBQdjz3kMdeEVL7Si5i8nV95F Y2AIjIRA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3Mks-009tZo-Mz; Thu, 08 Dec 2022 19:40:26 +0000 Received: from mail-yw1-x114a.google.com ([2607:f8b0:4864:20::114a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p3MkT-009t2W-O0 for linux-riscv@lists.infradead.org; Thu, 08 Dec 2022 19:40:04 +0000 Received: by mail-yw1-x114a.google.com with SMTP id 00721157ae682-36810cfa61fso24785557b3.6 for ; Thu, 08 Dec 2022 11:40:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=4nLMUWhCbgygsyxQ4LP+FBPYpvg+KdNjD6AAx7BEWII=; b=rW1pkR31ur5/8vzbX6I0g9dHa5ieQLfxMNHl7/CiYy31x1gmEotFcgfb6bMg1XD9l4 cVrOC8CHqZzC+Gd2V/LwvTlYuSZNohfxzCXcTVs+DyirYljuXOWNIY4uY7CZr2a2YKF5 72eri2VmsAQGQbk2L3oKVAoFTeSQShiiqL6JV3UiQ4QZOs2UwURjWE1AFC0PhC62yXox X0dKf4S1b8a4rdREripCobtwsSCC9MJx4k5wGRfNkLSnee4Y5BiQ4yQ0Og5S8kz28vfk 0som8w77mpuwlpN/KA9+tJzi+pYWYZboOtEkERDzhNWA7MhWTNWQZafjFT2UdiruzKAQ QPVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=4nLMUWhCbgygsyxQ4LP+FBPYpvg+KdNjD6AAx7BEWII=; b=fL50YpjdB5hu2x07E7xpkKkIFyev+tUwQz5EKvrwZx2so0vQrZpQFkb67uavuNQmwP 1fS7vS+8+GTqri/YvoSeNxXbRoyzTGkF0VaAvcIGi8j+d5Icmbpx/NxYrjr6KixCB5bg A+TugP1LRAQEaP6Z2FQ/eObjU8Vkpd42Vq8a4y535X2TW8ax6rWU/a/zDDLzAvF+B8HH hcbsNsqo3pNeJDSg0S2lWx+Tjk1Msk+XiFziehOhFnYEVY5RVqCkFZ1uFJF5hhnwMgGi rReKxAfpriJFJ7XCjxwe8nA5zPlRtlNTcQS+QA/goMLw/NW9vcjx/VLW4pVxMyS/3Po9 dO9Q== X-Gm-Message-State: ANoB5pnDcnH5uZ8JH4qtFFKhbv+cwjfKOWvFeOS1O/8GPTWIjaebG0KT QRd9EjurDQPnigym2cSQBpHcF3pduWHxPg== X-Google-Smtp-Source: AA0mqf5kUDO3Tr6gk/fzW/ARrxEhzmkAXRSHhWoL0H7mQ0gz5ri8bxcSR3iro0wxy+7xhENFLIaYZergQrtKPg== X-Received: from dmatlack-n2d-128.c.googlers.com ([fda3:e722:ac3:cc00:20:ed76:c0a8:1309]) (user=dmatlack job=sendgmr) by 2002:a25:5:0:b0:6fc:8f88:813b with SMTP id 5-20020a250005000000b006fc8f88813bmr27601586yba.629.1670528399532; Thu, 08 Dec 2022 11:39:59 -0800 (PST) Date: Thu, 8 Dec 2022 11:38:51 -0800 In-Reply-To: <20221208193857.4090582-1-dmatlack@google.com> Mime-Version: 1.0 References: <20221208193857.4090582-1-dmatlack@google.com> X-Mailer: git-send-email 2.39.0.rc1.256.g54fd8350bd-goog Message-ID: <20221208193857.4090582-32-dmatlack@google.com> Subject: [RFC PATCH 31/37] KVM: x86/MMU: Use gfn_t in kvm_flush_remote_tlbs_range() From: David Matlack To: Paolo Bonzini Cc: Marc Zyngier , James Morse , Alexandru Elisei , Suzuki K Poulose , Oliver Upton , Huacai Chen , Aleksandar Markovic , Anup Patel , Atish Patra , Paul Walmsley , Palmer Dabbelt , Albert Ou , Sean Christopherson , Andrew Morton , David Matlack , Anshuman Khandual , Nadav Amit , "Matthew Wilcox (Oracle)" , Vlastimil Babka , "Liam R. Howlett" , Suren Baghdasaryan , Peter Xu , xu xin , Arnd Bergmann , Yu Zhao , Colin Cross , Hugh Dickins , Ben Gardon , Mingwei Zhang , Krish Sadhukhan , Ricardo Koller , Jing Zhang , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221208_114001_809513_4453A8FE X-CRM114-Status: GOOD ( 10.51 ) 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: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Use gfn_t instead of u64 for the start_gfn parameter to kvm_flush_remote_tlbs_range(), since that is the standard type for GFNs throughout KVM. No functional change intended. Signed-off-by: David Matlack --- arch/x86/kvm/mmu/mmu.c | 2 +- arch/x86/kvm/mmu/mmu_internal.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 4a28adaa92b4..19963ed83484 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -244,7 +244,7 @@ static inline bool kvm_available_flush_tlb_with_range(void) return kvm_x86_ops.tlb_remote_flush_with_range; } -void kvm_flush_remote_tlbs_range(struct kvm *kvm, u64 start_gfn, u64 pages) +void kvm_flush_remote_tlbs_range(struct kvm *kvm, gfn_t start_gfn, u64 pages) { struct kvm_tlb_range range; int ret = -EOPNOTSUPP; diff --git a/arch/x86/kvm/mmu/mmu_internal.h b/arch/x86/kvm/mmu/mmu_internal.h index d35a5b408b98..e44fe7ad3cfb 100644 --- a/arch/x86/kvm/mmu/mmu_internal.h +++ b/arch/x86/kvm/mmu/mmu_internal.h @@ -65,7 +65,7 @@ void kvm_mmu_gfn_allow_lpage(const struct kvm_memory_slot *slot, gfn_t gfn); bool kvm_mmu_slot_gfn_write_protect(struct kvm *kvm, struct kvm_memory_slot *slot, u64 gfn, int min_level); -void kvm_flush_remote_tlbs_range(struct kvm *kvm, u64 start_gfn, u64 pages); +void kvm_flush_remote_tlbs_range(struct kvm *kvm, gfn_t start_gfn, u64 pages); unsigned int pte_list_count(struct kvm_rmap_head *rmap_head); extern int nx_huge_pages;