Merge branch 'rcu/doc' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux...

[~andy/linux] / include / linux / ftrace.h

diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index e5ca8ef50e9bf674e46fa58d7fff5f0424ab5bad..52da2a250795f3aefc3d2acc927a229f8a662d59 100644 (file)
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -89,6 +89,7 @@ typedef void (*ftrace_func_t)(unsigned long ip, unsigned long parent_ip,
  *            that the call back has its own recursion protection. If it does
  *            not set this, then the ftrace infrastructure will add recursion
  *            protection for the caller.
+ * STUB   - The ftrace_ops is just a place holder.
  */
 enum {
        FTRACE_OPS_FL_ENABLED                   = 1 << 0,
@@ -98,6 +99,7 @@ enum {
        FTRACE_OPS_FL_SAVE_REGS                 = 1 << 4,
        FTRACE_OPS_FL_SAVE_REGS_IF_SUPPORTED    = 1 << 5,
        FTRACE_OPS_FL_RECURSION_SAFE            = 1 << 6,
+       FTRACE_OPS_FL_STUB                      = 1 << 7,
 };
 
 struct ftrace_ops {
@@ -394,7 +396,6 @@ 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 whence);
 int ftrace_regex_release(struct inode *inode, struct file *file);
 
 void __init
@@ -567,6 +568,8 @@ static inline int
 ftrace_regex_release(struct inode *inode, struct file *file) { return -ENODEV; }
 #endif /* CONFIG_DYNAMIC_FTRACE */
 
+loff_t ftrace_filter_lseek(struct file *file, loff_t offset, int whence);
+
 /* totally disable ftrace - can not re-enable after this */
 void ftrace_kill(void);