fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / asm-um / processor-x86_64.h

diff --git a/include/asm-um/processor-x86_64.h b/include/asm-um/processor-x86_64.h
index 6bfd787..578ca04 100644 (file)
--- a/include/asm-um/processor-x86_64.h
+++ b/include/asm-um/processor-x86_64.h
@@ -7,12 +7,39 @@
 #ifndef __UM_PROCESSOR_X86_64_H
 #define __UM_PROCESSOR_X86_64_H
 
-#include "asm/arch/user.h"
+/* include faultinfo structure */
+#include "sysdep/faultinfo.h"
 
 struct arch_thread {
+        unsigned long debugregs[8];
+        int debugregs_seq;
+       unsigned long fs;
+        struct faultinfo faultinfo;
 };
 
-#define INIT_ARCH_THREAD { }
+/* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */
+extern inline void rep_nop(void)
+{
+       __asm__ __volatile__("rep;nop": : :"memory");
+}
+
+#define cpu_relax()   rep_nop()
+
+#define INIT_ARCH_THREAD { .debugregs                  = { [ 0 ... 7 ] = 0 }, \
+                          .debugregs_seq       = 0,                           \
+                          .fs                  = 0, \
+                          .faultinfo           = { 0, 0, 0 } }
+
+static inline void arch_flush_thread(struct arch_thread *thread)
+{
+}
+
+static inline void arch_copy_thread(struct arch_thread *from,
+                                    struct arch_thread *to)
+{
+}
+
+#include "asm/arch/user.h"
 
 #define current_text_addr() \
        ({ void *pc; __asm__("movq $1f,%0\n1:":"=g" (pc)); pc; })
@@ -20,17 +47,9 @@ struct arch_thread {
 #define ARCH_IS_STACKGROW(address) \
         (address + 128 >= UPT_SP(&current->thread.regs.regs))
 
+#define KSTK_EIP(tsk) KSTK_REG(tsk, RIP)
+#define KSTK_ESP(tsk) KSTK_REG(tsk, RSP)
+
 #include "asm/processor-generic.h"
 
 #endif
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only.  This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */