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Fri, 04 Jan 2019 00:54:34 -0800 (PST) Received: from localhost.corp.microsoft.com ([2404:f801:9000:1a:d9bd:62c6:740b:9fc4]) by smtp.googlemail.com with ESMTPSA id i21sm99772145pgm.17.2019.01.04.00.54.27 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 04 Jan 2019 00:54:34 -0800 (PST) From: lantianyu1986@gmail.com X-Google-Original-From: Tianyu.Lan@microsoft.com To: Subject: [PATCH 2/11] KVM/VMX: Fill range list in kvm_fill_hv_flush_list_func() Date: Fri, 4 Jan 2019 16:53:56 +0800 Message-Id: <20190104085405.40356-3-Tianyu.Lan@microsoft.com> X-Mailer: git-send-email 2.14.4 In-Reply-To: <20190104085405.40356-1-Tianyu.Lan@microsoft.com> References: <20190104085405.40356-1-Tianyu.Lan@microsoft.com> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kvm@vger.kernel.org, rkrcmar@redhat.com, catalin.marinas@arm.com, will.deacon@arm.com, christoffer.dall@arm.com, hpa@zytor.com, kys@microsoft.com, kvmarm@lists.cs.columbia.edu, x86@kernel.org, linux@armlinux.org.uk, michael.h.kelley@microsoft.com, mingo@redhat.com, jhogan@kernel.org, linux-mips@vger.kernel.org, Lan Tianyu , marc.zyngier@arm.com, kvm-ppc@vger.kernel.org, bp@alien8.de, tglx@linutronix.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, ralf@linux-mips.org, paul.burton@mips.com, pbonzini@redhat.com, vkuznets@redhat.com, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" From: Lan Tianyu Populate ranges on the flush list into struct hv_guest_mapping_flush_list when flush list is available in the struct kvm_tlb_range. Signed-off-by: Lan Tianyu --- arch/x86/kvm/vmx/vmx.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 2c159efedc40..384f4782afba 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -427,9 +427,23 @@ int kvm_fill_hv_flush_list_func(struct hv_guest_mapping_flush_list *flush, void *data) { struct kvm_tlb_range *range = data; + struct kvm_mmu_page *sp; - return hyperv_fill_flush_guest_mapping_list(flush, 0, range->start_gfn, - range->pages); + if (!range->flush_list) { + return hyperv_fill_flush_guest_mapping_list(flush, + 0, range->start_gfn, range->pages); + } else { + int offset = 0; + + list_for_each_entry(sp, range->flush_list, flush_link) { + int pages = KVM_PAGES_PER_HPAGE(sp->role.level); + + offset = hyperv_fill_flush_guest_mapping_list(flush, + offset, sp->gfn, pages); + } + + return offset; + } } static inline int __hv_remote_flush_tlb_with_range(struct kvm *kvm, -- 2.14.4