[PATCH 1/2] x86: Move more vdso definitions into vdso.h

[Andy Lutomirski]

This fixes the Xen build and gets rid of a silly header file.

Signed-off-by: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
---
 arch/x86/include/asm/vdso.h  | 38 ++++++++++++++++++++++++++++++++++++++
 arch/x86/vdso/vdso.S         |  2 +-
 arch/x86/vdso/vdso32-setup.c |  7 -------
 arch/x86/vdso/vdso32.S       |  2 +-
 arch/x86/vdso/vdso_image.h   | 30 ------------------------------
 arch/x86/vdso/vdsox32.S      |  2 +-
 arch/x86/vdso/vma.c          |  1 -
 7 files changed, 41 insertions(+), 41 deletions(-)
 delete mode 100644 arch/x86/vdso/vdso_image.h

diff --git a/arch/x86/include/asm/vdso.h b/arch/x86/include/asm/vdso.h
index 0301d78..7622a65 100644
--- a/arch/x86/include/asm/vdso.h
+++ b/arch/x86/include/asm/vdso.h
@@ -1,10 +1,46 @@
 #ifndef _ASM_X86_VDSO_H
 #define _ASM_X86_VDSO_H
 
+#include <asm/page_types.h>
+#include <linux/linkage.h>
+
+#ifdef __ASSEMBLER__
+
+#define DEFINE_VDSO_IMAGE(symname, filename)				\
+__PAGE_ALIGNED_DATA ;							\
+	.globl symname##_start, symname##_end ;				\
+	.align PAGE_SIZE ;						\
+	symname##_start: ;						\
+	.incbin filename ;						\
+	symname##_end: ;						\
+	.align PAGE_SIZE /* extra data here leaks to userspace. */ ;	\
+									\
+.previous ;								\
+									\
+	.globl symname##_pages ;					\
+	.bss ;								\
+	.align 8 ;							\
+	.type symname##_pages, @object ;				\
+	symname##_pages: ;						\
+	.zero (symname##_end - symname##_start + PAGE_SIZE - 1) / PAGE_SIZE * (BITS_PER_LONG / 8) ; \
+	.size symname##_pages, .-symname##_pages
+
+#else
+
+#define DECLARE_VDSO_IMAGE(symname)				\
+	extern char symname##_start[], symname##_end[];		\
+	extern struct page *symname##_pages[]
+
 #if defined CONFIG_X86_32 || defined CONFIG_COMPAT
 
 #include <asm/vdso32.h>
 
+DECLARE_VDSO_IMAGE(vdso32_int80);
+#ifdef CONFIG_COMPAT
+DECLARE_VDSO_IMAGE(vdso32_syscall);
+#endif
+DECLARE_VDSO_IMAGE(vdso32_sysenter);
+
 extern const char VDSO32_PRELINK[];
 
 /*
@@ -27,4 +63,6 @@ extern void __user __kernel_rt_sigreturn;
 
 void __init patch_vdso32(void *vdso, size_t len);
 
+#endif /* __ASSEMBLER__ */
+
 #endif /* _ASM_X86_VDSO_H */
diff --git a/arch/x86/vdso/vdso.S b/arch/x86/vdso/vdso.S
index c749d15..be3f23b 100644
--- a/arch/x86/vdso/vdso.S
+++ b/arch/x86/vdso/vdso.S
@@ -1,3 +1,3 @@
-#include "vdso_image.h"
+#include <asm/vdso.h>
 
 DEFINE_VDSO_IMAGE(vdso, "arch/x86/vdso/vdso.so")
diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c
index b45528e..791c1cb 100644
--- a/arch/x86/vdso/vdso32-setup.c
+++ b/arch/x86/vdso/vdso32-setup.c
@@ -29,7 +29,6 @@
 #include <asm/fixmap.h>
 #include <asm/hpet.h>
 #include <asm/vvar.h>
-#include "vdso_image.h"
 
 #ifdef CONFIG_COMPAT_VDSO
 #define VDSO_DEFAULT	0
@@ -42,12 +41,6 @@
 #define arch_setup_additional_pages	syscall32_setup_pages
 #endif
 
-DECLARE_VDSO_IMAGE(vdso32_int80);
-#ifdef CONFIG_COMPAT
-DECLARE_VDSO_IMAGE(vdso32_syscall);
-#endif
-DECLARE_VDSO_IMAGE(vdso32_sysenter);
-
 /*
  * Should the kernel map a VDSO page into processes and pass its
  * address down to glibc upon exec()?
diff --git a/arch/x86/vdso/vdso32.S b/arch/x86/vdso/vdso32.S
index cfa6add..018bcd9 100644
--- a/arch/x86/vdso/vdso32.S
+++ b/arch/x86/vdso/vdso32.S
@@ -1,4 +1,4 @@
-#include "vdso_image.h"
+#include <asm/vdso.h>
 
 DEFINE_VDSO_IMAGE(vdso32_int80, "arch/x86/vdso/vdso32-int80.so")
 
diff --git a/arch/x86/vdso/vdso_image.h b/arch/x86/vdso/vdso_image.h
deleted file mode 100644
index 1baa6bc..0000000
--- a/arch/x86/vdso/vdso_image.h
+++ /dev/null
@@ -1,30 +0,0 @@
-#ifndef _VDSO_IMAGE_H
-#define _VDSO_IMAGE_H
-
-#include <asm/page_types.h>
-#include <linux/linkage.h>
-
-#define DEFINE_VDSO_IMAGE(symname, filename)				\
-__PAGE_ALIGNED_DATA ;							\
-	.globl symname##_start, symname##_end ;				\
-	.align PAGE_SIZE ;						\
-	symname##_start: ;						\
-	.incbin filename ;						\
-	symname##_end: ;						\
-	.align PAGE_SIZE /* extra data here leaks to userspace. */ ;	\
-									\
-.previous ;								\
-									\
-	.globl symname##_pages ;					\
-	.bss ;								\
-	.align 8 ;							\
-	.type symname##_pages, @object ;				\
-	symname##_pages: ;						\
-	.zero (symname##_end - symname##_start + PAGE_SIZE - 1) / PAGE_SIZE * (BITS_PER_LONG / 8) ; \
-	.size symname##_pages, .-symname##_pages
-
-#define DECLARE_VDSO_IMAGE(symname)				\
-	extern char symname##_start[], symname##_end[];		\
-	extern struct page *symname##_pages[]
-
-#endif /* _VDSO_IMAGE_H */
diff --git a/arch/x86/vdso/vdsox32.S b/arch/x86/vdso/vdsox32.S
index 19a6927..f4aa34e 100644
--- a/arch/x86/vdso/vdsox32.S
+++ b/arch/x86/vdso/vdsox32.S
@@ -1,3 +1,3 @@
-#include "vdso_image.h"
+#include <asm/vdso.h>
 
 DEFINE_VDSO_IMAGE(vdsox32, "arch/x86/vdso/vdsox32.so")
diff --git a/arch/x86/vdso/vma.c b/arch/x86/vdso/vma.c
index 6db0bbd..1ad1026 100644
--- a/arch/x86/vdso/vma.c
+++ b/arch/x86/vdso/vma.c
@@ -15,7 +15,6 @@
 #include <asm/proto.h>
 #include <asm/vdso.h>
 #include <asm/page.h>
-#include "vdso_image.h"
 
 #if defined(CONFIG_X86_64)
 unsigned int __read_mostly vdso_enabled = 1;
-- 
1.8.5.3

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