Re: [PATCH] trace: export trace_profile_buf symbols

[Steven Rostedt <rostedt@goodmis.org>]

On Sun, 2009-09-20 at 12:34 +0200, Peter Zijlstra wrote:
> ERROR: "trace_profile_buf_nmi" [fs/jbd2/jbd2.ko] undefined!                                                                        
> ERROR: "trace_profile_buf" [fs/jbd2/jbd2.ko] undefined!
> ERROR: "trace_profile_buf_nmi" [fs/ext4/ext4.ko] undefined!
> ERROR: "trace_profile_buf" [fs/ext4/ext4.ko] undefined!
> ERROR: "trace_profile_buf_nmi" [arch/x86/kvm/kvm.ko] undefined!
> ERROR: "trace_profile_buf" [arch/x86/kvm/kvm.ko] undefined!
> 

Peter, I thought you never use modules.

> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>

Acked-by: Steven Rostedt <rostedt@goodmis.org>

-- Steve

> ---
>  kernel/trace/trace_event_profile.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/kernel/trace/trace_event_profile.c b/kernel/trace/trace_event_profile.c
> index 3aaa77c..f65e966 100644
> --- a/kernel/trace/trace_event_profile.c
> +++ b/kernel/trace/trace_event_profile.c
> @@ -17,6 +17,9 @@ typedef struct {char buf[FTRACE_MAX_PROFILE_SIZE];} profile_buf_t;
>  char		*trace_profile_buf;
>  char 		*trace_profile_buf_nmi;
>  
> +EXPORT_SYMBOL_GPL(trace_profile_buf);
> +EXPORT_SYMBOL_GPL(trace_profile_buf_nmi);
> +
>  /* Count the events in use (per event id, not per instance) */
>  static int	total_profile_count;
>  
> 
>