[xen staging] x86: move ENTRY(), GLOBAL(), and ALIGN

[patchbot@xxxxxxx]

commit b102c9f1ce29262f33400920eeb41f23394ea99d
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Wed Oct 2 08:59:03 2024 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed Oct 2 08:59:03 2024 +0200

    x86: move ENTRY(), GLOBAL(), and ALIGN
    
    ... to boot code, limiting their scope and thus allowing to drop
    respective #undef-s from the linker script.
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 xen/arch/x86/boot/head.S          | 9 +++++++++
 xen/arch/x86/include/asm/config.h | 8 --------
 xen/arch/x86/x86_64/entry.S       | 2 +-
 xen/arch/x86/xen.lds.S            | 2 --
 4 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/xen/arch/x86/boot/head.S b/xen/arch/x86/boot/head.S
index e0901ee400..6a06f6c9ea 100644
--- a/xen/arch/x86/boot/head.S
+++ b/xen/arch/x86/boot/head.S
@@ -10,6 +10,15 @@
 #include <asm/cpufeature.h>
 #include <public/elfnote.h>
 
+#define ALIGN .align CONFIG_FUNCTION_ALIGNMENT, CODE_FILL
+#define ENTRY(name)                             \
+  ALIGN;                                        \
+  GLOBAL(name)
+#define GLOBAL(name)                            \
+  .globl name;                                  \
+  .hidden name;                                 \
+  name:
+
         .section .text.header, "ax", @progbits
         .code32
 
diff --git a/xen/arch/x86/include/asm/config.h 
b/xen/arch/x86/include/asm/config.h
index 1f828bfd52..f8a5a4913b 100644
--- a/xen/arch/x86/include/asm/config.h
+++ b/xen/arch/x86/include/asm/config.h
@@ -42,14 +42,6 @@
 /* Linkage for x86 */
 #ifdef __ASSEMBLY__
 #define CODE_FILL 0x90
-#define ALIGN .align CONFIG_FUNCTION_ALIGNMENT, CODE_FILL
-#define ENTRY(name)                             \
-  ALIGN;                                        \
-  GLOBAL(name)
-#define GLOBAL(name)                            \
-  .globl name;                                  \
-  .hidden name;                                 \
-  name:
 #endif
 
 #define NR_hypercalls 64
diff --git a/xen/arch/x86/x86_64/entry.S b/xen/arch/x86/x86_64/entry.S
index 3e720a358b..c5c723b5f4 100644
--- a/xen/arch/x86/x86_64/entry.S
+++ b/xen/arch/x86/x86_64/entry.S
@@ -1254,7 +1254,7 @@ FUNC_LOCAL(autogen_stubs, 0) /* Automatically generated 
stubs. */
         .if vec >= FIRST_IRQ_VECTOR
 #endif
 
-        ALIGN
+        .align CONFIG_FUNCTION_ALIGNMENT, CODE_FILL
 1:
         ENDBR64
         pushq $0
diff --git a/xen/arch/x86/xen.lds.S b/xen/arch/x86/xen.lds.S
index b60d2f0d82..94079fc164 100644
--- a/xen/arch/x86/xen.lds.S
+++ b/xen/arch/x86/xen.lds.S
@@ -5,8 +5,6 @@
 #include <xen/lib.h>
 #include <xen/xen.lds.h>
 #include <asm/page.h>
-#undef ENTRY
-#undef ALIGN
 
 #ifdef EFI
 
--
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