[kvm-unit-tests,v2,3/6] x86: Move struct invpcid_desc descriptor to processor.h

Commit Message

Sean Christopherson Feb. 15, 2025, 1:30 a.m. UTC

From: Maxim Levitsky <[e-mail]>

Move struct invpcid_desc descriptor to processor.h so that it can be used
in tests that are external to pcid.c.

Signed-off-by: Maxim Levitsky <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Sean Christopherson <[e-mail]>
---
 lib/x86/processor.h | 7 ++++++-
 x86/pcid.c          | 6 ------
 2 files changed, 6 insertions(+), 7 deletions(-)

Patch

diff --git a/lib/x86/processor.h b/lib/x86/processor.h
index 9248a06b..bb54ec61 100644
--- a/lib/x86/processor.h
+++ b/lib/x86/processor.h
@@ -836,8 +836,13 @@  static inline void invlpg(volatile void *va)
 	asm volatile("invlpg (%0)" ::"r" (va) : "memory");
 }
 
+struct invpcid_desc {
+	u64 pcid : 12;
+	u64 rsv  : 52;
+	u64 addr : 64;
+};
 
-static inline int invpcid_safe(unsigned long type, void *desc)
+static inline int invpcid_safe(unsigned long type, struct invpcid_desc *desc)
 {
 	/* invpcid (%rax), %rbx */
 	return asm_safe(".byte 0x66,0x0f,0x38,0x82,0x18", "a" (desc), "b" (type));
diff --git a/x86/pcid.c b/x86/pcid.c
index c503efb8..7425e0fe 100644
--- a/x86/pcid.c
+++ b/x86/pcid.c
@@ -4,12 +4,6 @@ 
 #include "processor.h"
 #include "desc.h"
 
-struct invpcid_desc {
-    u64 pcid : 12;
-    u64 rsv  : 52;
-    u64 addr : 64;
-};
-
 static void test_pcid_enabled(void)
 {
     int passed = 0;