1 files changed, 78 insertions, 0 deletions
diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c
new file mode 100644
index 00000000..e72a1194
--- /dev/null
+++ b/arch/x86/kernel/asm-offsets_64.c
@@ -0,0 +1,78 @@
+#include <asm/ia32.h>
+
+#define __NO_STUBS 1
+#undef __SYSCALL
+#undef _ASM_X86_UNISTD_64_H
+#define __SYSCALL(nr, sym) [nr] = 1,
+static char syscalls[] = {
+#include <asm/unistd.h>
+};
+
+int main(void)
+{
+#ifdef CONFIG_PARAVIRT
+	OFFSET(PV_IRQ_adjust_exception_frame, pv_irq_ops, adjust_exception_frame);
+	OFFSET(PV_CPU_usergs_sysret32, pv_cpu_ops, usergs_sysret32);
+	OFFSET(PV_CPU_usergs_sysret64, pv_cpu_ops, usergs_sysret64);
+	OFFSET(PV_CPU_swapgs, pv_cpu_ops, swapgs);
+	BLANK();
+#endif
+
+#ifdef CONFIG_IA32_EMULATION
+	OFFSET(TI_sysenter_return, thread_info, sysenter_return);
+	BLANK();
+
+#define ENTRY(entry) OFFSET(IA32_SIGCONTEXT_ ## entry, sigcontext_ia32, entry)
+	ENTRY(ax);
+	ENTRY(bx);
+	ENTRY(cx);
+	ENTRY(dx);
+	ENTRY(si);
+	ENTRY(di);
+	ENTRY(bp);
+	ENTRY(sp);
+	ENTRY(ip);
+	BLANK();
+#undef ENTRY
+
+	OFFSET(IA32_RT_SIGFRAME_sigcontext, rt_sigframe_ia32, uc.uc_mcontext);
+	BLANK();
+#endif
+
+#define ENTRY(entry) OFFSET(pt_regs_ ## entry, pt_regs, entry)
+	ENTRY(bx);
+	ENTRY(bx);
+	ENTRY(cx);
+	ENTRY(dx);
+	ENTRY(sp);
+	ENTRY(bp);
+	ENTRY(si);
+	ENTRY(di);
+	ENTRY(r8);
+	ENTRY(r9);
+	ENTRY(r10);
+	ENTRY(r11);
+	ENTRY(r12);
+	ENTRY(r13);
+	ENTRY(r14);
+	ENTRY(r15);
+	ENTRY(flags);
+	BLANK();
+#undef ENTRY
+
+#define ENTRY(entry) OFFSET(saved_context_ ## entry, saved_context, entry)
+	ENTRY(cr0);
+	ENTRY(cr2);
+	ENTRY(cr3);
+	ENTRY(cr4);
+	ENTRY(cr8);
+	BLANK();
+#undef ENTRY
+
+	OFFSET(TSS_ist, tss_struct, x86_tss.ist);
+	BLANK();
+
+	DEFINE(__NR_syscall_max, sizeof(syscalls) - 1);
+
+	return 0;
+}