unsigned long ip; /* address of mcount call-site */
struct dyn_ftrace *freelist;
};
- union {
- unsigned long flags;
- struct dyn_ftrace *newlist;
- };
+ unsigned long flags;
struct dyn_arch_ftrace arch;
};
FTRACE_UPDATE_MAKE_NOP,
};
+enum {
+ FTRACE_ITER_FILTER = (1 << 0),
+ FTRACE_ITER_NOTRACE = (1 << 1),
+ FTRACE_ITER_PRINTALL = (1 << 2),
+ FTRACE_ITER_DO_HASH = (1 << 3),
+ FTRACE_ITER_HASH = (1 << 4),
+ FTRACE_ITER_ENABLED = (1 << 5),
+};
+
void arch_ftrace_update_code(int command);
struct ftrace_rec_iter;
extern ftrace_func_t ftrace_trace_function;
+int ftrace_regex_open(struct ftrace_ops *ops, int flag,
+ struct inode *inode, struct file *file);
+ssize_t ftrace_filter_write(struct file *file, const char __user *ubuf,
+ size_t cnt, loff_t *ppos);
+ssize_t ftrace_notrace_write(struct file *file, const char __user *ubuf,
+ size_t cnt, loff_t *ppos);
+loff_t ftrace_regex_lseek(struct file *file, loff_t offset, int origin);
+int ftrace_regex_release(struct inode *inode, struct file *file);
+
+void __init
+ftrace_set_early_filter(struct ftrace_ops *ops, char *buf, int enable);
+
/* defined in arch */
extern int ftrace_ip_converted(unsigned long ip);
extern int ftrace_dyn_arch_init(void *data);
{
return 0;
}
+
+/*
+ * Again users of functions that have ftrace_ops may not
+ * have them defined when ftrace is not enabled, but these
+ * functions may still be called. Use a macro instead of inline.
+ */
+#define ftrace_regex_open(ops, flag, inod, file) ({ -ENODEV; })
+#define ftrace_set_early_filter(ops, buf, enable) do { } while (0)
+
+static inline ssize_t ftrace_filter_write(struct file *file, const char __user *ubuf,
+ size_t cnt, loff_t *ppos) { return -ENODEV; }
+static inline ssize_t ftrace_notrace_write(struct file *file, const char __user *ubuf,
+ size_t cnt, loff_t *ppos) { return -ENODEV; }
+static inline loff_t ftrace_regex_lseek(struct file *file, loff_t offset, int origin)
+{
+ return -ENODEV;
+}
+static inline int
+ftrace_regex_release(struct inode *inode, struct file *file) { return -ENODEV; }
#endif /* CONFIG_DYNAMIC_FTRACE */
/* totally disable ftrace - can not re-enable after this */