From: Michael Kelley <mikelley@microsoft.com>
To: hpa@zytor.com, kys@microsoft.com, haiyangz@microsoft.com,
wei.liu@kernel.org, decui@microsoft.com, luto@kernel.org,
peterz@infradead.org, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, lpieralisi@kernel.org,
robh@kernel.org, kw@linux.com, bhelgaas@google.com,
arnd@arndb.de, hch@lst.de, m.szyprowski@samsung.com,
robin.murphy@arm.com, thomas.lendacky@amd.com,
brijesh.singh@amd.com, tglx@linutronix.de, mingo@redhat.com,
bp@alien8.de, dave.hansen@linux.intel.com,
Tianyu.Lan@microsoft.com, kirill.shutemov@linux.intel.com,
sathyanarayanan.kuppuswamy@linux.intel.com, ak@linux.intel.com,
isaku.yamahata@intel.com, dan.j.williams@intel.com,
jane.chu@oracle.com, seanjc@google.com, tony.luck@intel.com,
x86@kernel.org, linux-kernel@vger.kernel.org,
linux-hyperv@vger.kernel.org, netdev@vger.kernel.org,
linux-pci@vger.kernel.org, linux-arch@vger.kernel.org,
iommu@lists.linux.dev
Cc: mikelley@microsoft.com
Subject: [PATCH v7 02/12] x86/hyperv: Reorder code to facilitate future work
Date: Sun, 26 Mar 2023 06:51:57 -0700 [thread overview]
Message-ID: <1679838727-87310-3-git-send-email-mikelley@microsoft.com> (raw)
In-Reply-To: <1679838727-87310-1-git-send-email-mikelley@microsoft.com>
Reorder some code to facilitate future work. No functional
change.
Signed-off-by: Michael Kelley <mikelley@microsoft.com>
Reviewed-by: Tianyu Lan <Tianyu.Lan@microsoft.com>
---
arch/x86/hyperv/ivm.c | 68 +++++++++++++++++++++++++--------------------------
1 file changed, 34 insertions(+), 34 deletions(-)
diff --git a/arch/x86/hyperv/ivm.c b/arch/x86/hyperv/ivm.c
index 1dbcbd9..f33c67e 100644
--- a/arch/x86/hyperv/ivm.c
+++ b/arch/x86/hyperv/ivm.c
@@ -235,40 +235,6 @@ void hv_ghcb_msr_read(u64 msr, u64 *value)
EXPORT_SYMBOL_GPL(hv_ghcb_msr_read);
#endif
-enum hv_isolation_type hv_get_isolation_type(void)
-{
- if (!(ms_hyperv.priv_high & HV_ISOLATION))
- return HV_ISOLATION_TYPE_NONE;
- return FIELD_GET(HV_ISOLATION_TYPE, ms_hyperv.isolation_config_b);
-}
-EXPORT_SYMBOL_GPL(hv_get_isolation_type);
-
-/*
- * hv_is_isolation_supported - Check system runs in the Hyper-V
- * isolation VM.
- */
-bool hv_is_isolation_supported(void)
-{
- if (!cpu_feature_enabled(X86_FEATURE_HYPERVISOR))
- return false;
-
- if (!hypervisor_is_type(X86_HYPER_MS_HYPERV))
- return false;
-
- return hv_get_isolation_type() != HV_ISOLATION_TYPE_NONE;
-}
-
-DEFINE_STATIC_KEY_FALSE(isolation_type_snp);
-
-/*
- * hv_isolation_type_snp - Check system runs in the AMD SEV-SNP based
- * isolation VM.
- */
-bool hv_isolation_type_snp(void)
-{
- return static_branch_unlikely(&isolation_type_snp);
-}
-
/*
* hv_mark_gpa_visibility - Set pages visible to host via hvcall.
*
@@ -387,3 +353,37 @@ void hv_unmap_memory(void *addr)
{
vunmap(addr);
}
+
+enum hv_isolation_type hv_get_isolation_type(void)
+{
+ if (!(ms_hyperv.priv_high & HV_ISOLATION))
+ return HV_ISOLATION_TYPE_NONE;
+ return FIELD_GET(HV_ISOLATION_TYPE, ms_hyperv.isolation_config_b);
+}
+EXPORT_SYMBOL_GPL(hv_get_isolation_type);
+
+/*
+ * hv_is_isolation_supported - Check system runs in the Hyper-V
+ * isolation VM.
+ */
+bool hv_is_isolation_supported(void)
+{
+ if (!cpu_feature_enabled(X86_FEATURE_HYPERVISOR))
+ return false;
+
+ if (!hypervisor_is_type(X86_HYPER_MS_HYPERV))
+ return false;
+
+ return hv_get_isolation_type() != HV_ISOLATION_TYPE_NONE;
+}
+
+DEFINE_STATIC_KEY_FALSE(isolation_type_snp);
+
+/*
+ * hv_isolation_type_snp - Check system runs in the AMD SEV-SNP based
+ * isolation VM.
+ */
+bool hv_isolation_type_snp(void)
+{
+ return static_branch_unlikely(&isolation_type_snp);
+}
--
1.8.3.1
next prev parent reply other threads:[~2023-03-26 13:53 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-26 13:51 [PATCH v7 00/12] Add PCI pass-thru support to Hyper-V Confidential VMs Michael Kelley
2023-03-26 13:51 ` [PATCH v7 01/12] x86/ioremap: Add hypervisor callback for private MMIO mapping in coco VM Michael Kelley
2023-03-26 13:51 ` Michael Kelley [this message]
2023-03-26 13:51 ` [PATCH v7 03/12] Drivers: hv: Explicitly request decrypted in vmap_pfn() calls Michael Kelley
2023-03-26 13:51 ` [PATCH v7 04/12] x86/mm: Handle decryption/re-encryption of bss_decrypted consistently Michael Kelley
2023-03-26 13:52 ` [PATCH v7 05/12] init: Call mem_encrypt_init() after Hyper-V hypercall init is done Michael Kelley
2023-03-26 13:52 ` [PATCH v7 06/12] x86/hyperv: Change vTOM handling to use standard coco mechanisms Michael Kelley
2023-03-26 13:52 ` [PATCH v7 07/12] swiotlb: Remove bounce buffer remapping for Hyper-V Michael Kelley
2023-03-26 13:52 ` [PATCH v7 08/12] Drivers: hv: vmbus: Remove second mapping of VMBus monitor pages Michael Kelley
2023-03-26 13:52 ` [PATCH v7 09/12] Drivers: hv: vmbus: Remove second way of mapping ring buffers Michael Kelley
2023-03-26 13:52 ` [PATCH v7 10/12] hv_netvsc: Remove second mapping of send and recv buffers Michael Kelley
2023-03-26 13:52 ` [PATCH v7 11/12] Drivers: hv: Don't remap addresses that are above shared_gpa_boundary Michael Kelley
2023-03-26 13:52 ` [PATCH v7 12/12] PCI: hv: Enable PCI pass-thru devices in Confidential VMs Michael Kelley
2023-04-13 1:05 ` [PATCH v7 00/12] Add PCI pass-thru support to Hyper-V " Wei Liu
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