[PATCH v11 05/21] KVM: selftests: Expose segment definitons to assembly files

Sagi Shahar
2025-09-25T17:29:08Z

Move kernel segment definitions to a separate file which can be included
from assembly files.

Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Binbin Wu <binbin.wu@linux.intel.com>
Signed-off-by: Sagi Shahar <sagis@google.com>
---
.../selftests/kvm/include/x86/processor_asm.h | 12 ++++++++++++
tools/testing/selftests/kvm/lib/x86/processor.c | 5 +----
2 files changed, 13 insertions(+), 4 deletions(-)
create mode 100644 tools/testing/selftests/kvm/include/x86/processor_asm.h

diff --git a/tools/testing/selftests/kvm/include/x86/processor_asm.h b/tools/testing/selftests/kvm/include/x86/processor_asm.h
new file mode 100644
index 000000000000..7e5386a85ca8
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/x86/processor_asm.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Used for storing defines used by both processor.c and assembly code.
+ */
+#ifndef SELFTEST_KVM_PROCESSOR_ASM_H
+#define SELFTEST_KVM_PROCESSOR_ASM_H
+
+#define KERNEL_CS 0x8
+#define KERNEL_DS 0x10
+#define KERNEL_TSS 0x18
+
+#endif // SELFTEST_KVM_PROCESSOR_ASM_H
diff --git a/tools/testing/selftests/kvm/lib/x86/processor.c b/tools/testing/selftests/kvm/lib/x86/processor.c
index 2a44831e0cc9..623168ea9a44 100644
--- a/tools/testing/selftests/kvm/lib/x86/processor.c
+++ b/tools/testing/selftests/kvm/lib/x86/processor.c
@@ -7,6 +7,7 @@
#include "test_util.h"
#include "kvm_util.h"
#include "processor.h"
+#include "processor_asm.h"
#include "sev.h"
#include "tdx/tdx_util.h"

@@ -14,10 +15,6 @@
#define NUM_INTERRUPTS 256
#endif

-#define KERNEL_CS 0x8
-#define KERNEL_DS 0x10
-#define KERNEL_TSS 0x18
-
vm_vaddr_t exception_handlers;
bool host_cpu_is_amd;
bool host_cpu_is_intel;
--
2.51.0.536.g15c5d4f767-goog