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Subject[RFC PATCH 03/26] x86/paravirt: PVRTOP macros for PARAVIRT_RUNTIME
Date
Define PVRT* macros which can be used to put pv-ops in
.parainstructions.runtime.

Signed-off-by: Ankur Arora <ankur.a.arora@oracle.com>
---
arch/x86/include/asm/paravirt_types.h | 49 +++++++++++++++++++++++++++
1 file changed, 49 insertions(+)

diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index 00e4a062ca10..f1153f53c529 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -337,6 +337,12 @@ struct paravirt_patch_template {
extern struct pv_info pv_info;
extern struct paravirt_patch_template pv_ops;

+#ifdef CONFIG_PARAVIRT_RUNTIME
+#define PVRT_SUFFIX ".runtime"
+#else
+#define PVRT_SUFFIX ""
+#endif
+
/* Sub-section for .parainstructions */
#define PV_SUFFIX ""

@@ -693,6 +699,49 @@ int paravirt_disable_iospace(void);
#define PVOP_VCALL4(op, arg1, arg2, arg3, arg4) \
_PVOP_VCALL4(PV_SUFFIX, op, arg1, arg2, arg3, arg4)

+/*
+ * PVRTOP macros for .parainstructions.runtime
+ */
+#define PVRTOP_CALL0(rettype, op) \
+ _PVOP_CALL0(PVRT_SUFFIX, rettype, op)
+#define PVRTOP_VCALL0(op) \
+ _PVOP_VCALL0(PVRT_SUFFIX, op)
+
+#define PVRTOP_CALLEE0(rettype, op) \
+ _PVOP_CALLEE0(PVRT_SUFFIX, rettype, op)
+#define PVRTOP_VCALLEE0(op) \
+ _PVOP_VCALLEE0(PVRT_SUFFIX, op)
+
+#define PVRTOP_CALL1(rettype, op, arg1) \
+ _PVOP_CALL1(PVRT_SUFFIX, rettype, op, arg1)
+#define PVRTOP_VCALL1(op, arg1) \
+ _PVOP_VCALL1(PVRT_SUFFIX, op, arg1)
+
+#define PVRTOP_CALLEE1(rettype, op, arg1) \
+ _PVOP_CALLEE1(PVRT_SUFFIX, rettype, op, arg1)
+#define PVRTOP_VCALLEE1(op, arg1) \
+ _PVOP_VCALLEE1(PVRT_SUFFIX, op, arg1)
+
+#define PVRTOP_CALL2(rettype, op, arg1, arg2) \
+ _PVOP_CALL2(PVRT_SUFFIX, rettype, op, arg1, arg2)
+#define PVRTOP_VCALL2(op, arg1, arg2) \
+ _PVOP_VCALL2(PVRT_SUFFIX, op, arg1, arg2)
+
+#define PVRTOP_CALLEE2(rettype, op, arg1, arg2) \
+ _PVOP_CALLEE2(PVRT_SUFFIX, rettype, op, arg1, arg2)
+#define PVRTOP_VCALLEE2(op, arg1, arg2) \
+ _PVOP_VCALLEE2(PVRT_SUFFIX, op, arg1, arg2)
+
+#define PVRTOP_CALL3(rettype, op, arg1, arg2, arg3) \
+ _PVOP_CALL3(PVRT_SUFFIX, rettype, op, arg1, arg2, arg3)
+#define PVRTOP_VCALL3(op, arg1, arg2, arg3) \
+ _PVOP_VCALL3(PVRT_SUFFIX, op, arg1, arg2, arg3)
+
+#define PVRTOP_CALL4(rettype, op, arg1, arg2, arg3, arg4) \
+ _PVOP_CALL4(PVRT_SUFFIX, rettype, op, arg1, arg2, arg3, arg4)
+#define PVRTOP_VCALL4(op, arg1, arg2, arg3, arg4) \
+ _PVOP_VCALL4(PVRT_SUFFIX, op, arg1, arg2, arg3, arg4)
+
/* Lazy mode for batching updates / context switch */
enum paravirt_lazy_mode {
PARAVIRT_LAZY_NONE,
--
2.20.1
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