diff options
| author | Steven Rostedt <srostedt@redhat.com> | 2009-02-16 23:06:01 -0500 |
|---|---|---|
| committer | Steven Rostedt <srostedt@redhat.com> | 2009-02-16 23:06:01 -0500 |
| commit | 809dcf29ce4e1723709910878e050bd187617e0e (patch) | |
| tree | 4747ede5ad0678d6ae88176f403a2c26f277182e /include/linux/ftrace.h | |
| parent | 8fc0c701c5b6c0c3e242758c3acef6f9047940a9 (diff) | |
ftrace: add pretty print to selected fuction traces
This patch adds a call back for the tracers that have hooks to
selected functions. This allows the tracer to show better output
in the set_ftrace_filter file.
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Diffstat (limited to 'include/linux/ftrace.h')
| -rw-r--r-- | include/linux/ftrace.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 13918c4400ad..b331e216d8a1 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -106,12 +106,18 @@ struct ftrace_func_command { /* asm/ftrace.h must be defined for archs supporting dynamic ftrace */ #include <asm/ftrace.h> +struct seq_file; + struct ftrace_hook_ops { void (*func)(unsigned long ip, unsigned long parent_ip, void **data); int (*callback)(unsigned long ip, void **data); void (*free)(void **data); + int (*print)(struct seq_file *m, + unsigned long ip, + struct ftrace_hook_ops *ops, + void *data); }; extern int |