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Date:   Sat, 21 Jan 2023 00:15:39 +0000
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Subject: [RFC PATCH v3 28/31] KVM: selftests: TDX: Add support for TDG.MEM.PAGE.ACCEPT
From:   Ackerley Tng <ackerleytng@google.com>
To:     linux-kselftest@vger.kernel.org
Cc:     pbonzini@redhat.com, seanjc@google.com, isaku.yamahata@intel.com,
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Signed-off-by: Ackerley Tng <ackerleytng@google.com>
---
 tools/testing/selftests/kvm/include/x86_64/tdx/tdx.h | 2 ++
 tools/testing/selftests/kvm/lib/x86_64/tdx/tdx.c     | 5 +++++
 2 files changed, 7 insertions(+)

diff --git a/tools/testing/selftests/kvm/include/x86_64/tdx/tdx.h b/tools/testing/selftests/kvm/include/x86_64/tdx/tdx.h
index 857a297e51ac6..c8e4b9ce795ea 100644
--- a/tools/testing/selftests/kvm/include/x86_64/tdx/tdx.h
+++ b/tools/testing/selftests/kvm/include/x86_64/tdx/tdx.h
@@ -5,6 +5,7 @@
 #include <stdint.h>
 
 #define TDG_VP_INFO 1
+#define TDG_MEM_PAGE_ACCEPT 6
 
 #define TDG_VP_VMCALL_GET_TD_VM_CALL_INFO 0x10000
 #define TDG_VP_VMCALL_MAP_GPA 0x10001
@@ -38,5 +39,6 @@ uint64_t tdg_vp_info(uint64_t *rcx, uint64_t *rdx,
 		uint64_t *r8, uint64_t *r9,
 		uint64_t *r10, uint64_t *r11);
 uint64_t tdg_vp_vmcall_map_gpa(uint64_t address, uint64_t size, uint64_t *data_out);
+uint64_t tdg_mem_page_accept(uint64_t gpa, uint8_t level);
 
 #endif // SELFTEST_TDX_TDX_H
diff --git a/tools/testing/selftests/kvm/lib/x86_64/tdx/tdx.c b/tools/testing/selftests/kvm/lib/x86_64/tdx/tdx.c
index e0a39f29a0662..2ebc47e268779 100644
--- a/tools/testing/selftests/kvm/lib/x86_64/tdx/tdx.c
+++ b/tools/testing/selftests/kvm/lib/x86_64/tdx/tdx.c
@@ -205,3 +205,8 @@ uint64_t tdg_vp_vmcall_map_gpa(uint64_t address, uint64_t size, uint64_t *data_o
 		*data_out = args.r11;
 	return ret;
 }
+
+uint64_t tdg_mem_page_accept(uint64_t gpa, uint8_t level)
+{
+	return __tdx_module_call(TDG_MEM_PAGE_ACCEPT, gpa | level, 0, 0, 0, NULL);
+}
-- 
2.39.0.246.g2a6d74b583-goog