*/
#define TASK_SIZE (0x40000000000UL)
+#define STACK_TOP \
+ (current->personality & ADDR_LIMIT_32BIT ? 0x80000000 : 0x00120000000UL)
+
+#define STACK_TOP_MAX 0x00120000000UL
+
/* This decides where the kernel will search for a free chunk of vm
* space during mmap's.
*/
unsigned long get_wchan(struct task_struct *p);
-/* See arch/alpha/kernel/ptrace.c for details. */
-#define PT_REG(reg) \
- (PAGE_SIZE*2 - sizeof(struct pt_regs) + offsetof(struct pt_regs, reg))
-
-#define SW_REG(reg) \
- (PAGE_SIZE*2 - sizeof(struct pt_regs) - sizeof(struct switch_stack) \
- + offsetof(struct switch_stack, reg))
-
-#define KSTK_EIP(tsk) \
- (*(unsigned long *)(PT_REG(pc) + (unsigned long) ((tsk)->thread_info)))
+#define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc)
#define KSTK_ESP(tsk) \
- ((tsk) == current ? rdusp() : (tsk)->thread_info->pcb.usp)
+ ((tsk) == current ? rdusp() : task_thread_info(tsk)->pcb.usp)
#define cpu_relax() barrier()
#define spin_lock_prefetch(lock) do { } while (0)
#endif
-#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)
extern inline void prefetch(const void *ptr)
{
__builtin_prefetch(ptr, 0, 3);
}
#endif
-#else
-extern inline void prefetch(const void *ptr)
-{
- __asm__ ("ldl $31,%0" : : "m"(*(char *)ptr));
-}
-
-extern inline void prefetchw(const void *ptr)
-{
- __asm__ ("ldq $31,%0" : : "m"(*(char *)ptr));
-}
-
-#ifdef CONFIG_SMP
-extern inline void spin_lock_prefetch(const void *ptr)
-{
- __asm__ ("ldq $31,%0" : : "m"(*(char *)ptr));
-}
-#endif
-
-#endif /* GCC 3.1 */
-
#endif /* __ASM_ALPHA_PROCESSOR_H */