x86_64: prepare shared kernel/asm-offsets.c

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 4 insertions, 84 deletions

diff --git a/arch/x86_64/kernel/asm-offsets.c b/arch/x86_64/kernel/asm-offsets.c
index 778953bc636..cfa82c899f4 100644
--- a/arch/x86_64/kernel/asm-offsets.c
+++ b/arch/x86_64/kernel/asm-offsets.c
@@ -1,85 +1,5 @@
-/*
- * Generate definitions needed by assembly language modules.
- * This code generates raw asm output which is post-processed to extract
- * and format the required data.
- */
-
-#include <linux/crypto.h>
-#include <linux/sched.h> 
-#include <linux/stddef.h>
-#include <linux/errno.h> 
-#include <linux/hardirq.h>
-#include <linux/suspend.h>
-#include <asm/pda.h>
-#include <asm/processor.h>
-#include <asm/segment.h>
-#include <asm/thread_info.h>
-#include <asm/ia32.h>
-
-#define DEFINE(sym, val) \
-        asm volatile("\n->" #sym " %0 " #val : : "i" (val))
-
-#define BLANK() asm volatile("\n->" : : )
-
-#define __NO_STUBS 1
-#undef __SYSCALL
-#undef _ASM_X86_64_UNISTD_H_
-#define __SYSCALL(nr, sym) [nr] = 1,
-static char syscalls[] = {
-#include <asm/unistd.h>
-};
-
-int main(void)
-{
-#define ENTRY(entry) DEFINE(tsk_ ## entry, offsetof(struct task_struct, entry))
-	ENTRY(state);
-	ENTRY(flags); 
-	ENTRY(thread); 
-	ENTRY(pid);
-	BLANK();
-#undef ENTRY
-#define ENTRY(entry) DEFINE(threadinfo_ ## entry, offsetof(struct thread_info, entry))
-	ENTRY(flags);
-	ENTRY(addr_limit);
-	ENTRY(preempt_count);
-	ENTRY(status);
-	BLANK();
-#undef ENTRY
-#define ENTRY(entry) DEFINE(pda_ ## entry, offsetof(struct x8664_pda, entry))
-	ENTRY(kernelstack); 
-	ENTRY(oldrsp); 
-	ENTRY(pcurrent); 
-	ENTRY(irqcount);
-	ENTRY(cpunumber);
-	ENTRY(irqstackptr);
-	ENTRY(data_offset);
-	BLANK();
-#undef ENTRY
-#ifdef CONFIG_IA32_EMULATION
-#define ENTRY(entry) DEFINE(IA32_SIGCONTEXT_ ## entry, offsetof(struct sigcontext_ia32, entry))
-	ENTRY(eax);
-	ENTRY(ebx);
-	ENTRY(ecx);
-	ENTRY(edx);
-	ENTRY(esi);
-	ENTRY(edi);
-	ENTRY(ebp);
-	ENTRY(esp);
-	ENTRY(eip);
-	BLANK();
-#undef ENTRY
-	DEFINE(IA32_RT_SIGFRAME_sigcontext,
-	       offsetof (struct rt_sigframe32, uc.uc_mcontext));
-	BLANK();
+#ifdef CONFIG_X86_32
+# include "asm-offsets_32.c"
+#else
+# include "asm-offsets_64.c"
 #endif
-	DEFINE(pbe_address, offsetof(struct pbe, address));
-	DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
-	DEFINE(pbe_next, offsetof(struct pbe, next));
-	BLANK();
-	DEFINE(TSS_ist, offsetof(struct tss_struct, ist));
-	BLANK();
-	DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx));
-	BLANK();
-	DEFINE(__NR_syscall_max, sizeof(syscalls) - 1);
-	return 0;
-}