return 0;
}
-/*
- * These are defined as per linux/ptrace.h, which see.
- */
#define arch_has_single_step() (1)
-extern void user_enable_single_step(struct task_struct *);
-extern void user_disable_single_step(struct task_struct *);
-
-extern void user_enable_block_step(struct task_struct *);
#ifdef CONFIG_X86_DEBUGCTLMSR
#define arch_has_block_step() (1)
#else