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[146.200.163.54]) by smtp.gmail.com with ESMTPSA id b62sm1873283wmc.13.2019.10.25.02.16.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Oct 2019 02:16:48 -0700 (PDT) From: Wei Liu X-Google-Original-From: Wei Liu To: Xen Development List Date: Fri, 25 Oct 2019 10:16:17 +0100 Message-Id: <20191025091618.10153-7-liuwe@microsoft.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191025091618.10153-1-liuwe@microsoft.com> References: <20191025091618.10153-1-liuwe@microsoft.com> MIME-Version: 1.0 Subject: [Xen-devel] [PATCH for-next 6/7] x86/hyperv: provide hyperv_guest variable X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Wei Liu , Wei Liu , Paul Durrant , Andrew Cooper , Michael Kelley , Jan Beulich , =?utf-8?q?Roger_Pau_Monn=C3=A9?= Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" It will be used to gate Hyper-V related code outside of the guest directory. No functional change. Signed-off-by: Wei Liu Acked-by: Jan Beulich --- xen/arch/x86/guest/hyperv/hyperv.c | 3 +++ xen/include/asm-x86/guest/hyperv.h | 2 ++ 2 files changed, 5 insertions(+) diff --git a/xen/arch/x86/guest/hyperv/hyperv.c b/xen/arch/x86/guest/hyperv/hyperv.c index 041166f344..ee649426ce 100644 --- a/xen/arch/x86/guest/hyperv/hyperv.c +++ b/xen/arch/x86/guest/hyperv/hyperv.c @@ -24,6 +24,7 @@ #include struct ms_hyperv_info ms_hyperv; +bool hyperv_guest; bool __init hyperv_probe(void) { @@ -50,6 +51,8 @@ bool __init hyperv_probe(void) ms_hyperv.max_vp_index = cpuid_eax(HYPERV_CPUID_IMPLEMENT_LIMITS); ms_hyperv.max_lp_index = cpuid_ebx(HYPERV_CPUID_IMPLEMENT_LIMITS); + hyperv_guest = true; + return true; } diff --git a/xen/include/asm-x86/guest/hyperv.h b/xen/include/asm-x86/guest/hyperv.h index 0f8800040a..86f5c24ec6 100644 --- a/xen/include/asm-x86/guest/hyperv.h +++ b/xen/include/asm-x86/guest/hyperv.h @@ -35,6 +35,8 @@ struct ms_hyperv_info { }; extern struct ms_hyperv_info ms_hyperv; +extern bool hyperv_guest; + extern struct hypervisor_ops hyperv_ops; bool hyperv_probe(void);