Ping.

Could someone help to review this patch?

Thanks
Minfei

On 07/22/15 at 11:13am, Minfei Huang wrote:
> From: Minfei Huang <[email protected]>
> 
> Now, ftrace only calculate the dyn_ftrace number in the adding
> breakpoint loop, not in adding update and finish update loop.
> 
> Calculate the correct dyn_ftrace, once ftrace reports the failure message
> to the userspace.
> 
> Signed-off-by: Minfei Huang <[email protected]>
> ---
>  arch/x86/kernel/ftrace.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c
> index 8b7b0a5..311bcf3 100644
> --- a/arch/x86/kernel/ftrace.c
> +++ b/arch/x86/kernel/ftrace.c
> @@ -556,6 +556,7 @@ void ftrace_replace_code(int enable)
>       run_sync();
>  
>       report = "updating code";
> +     count = 0;
>  
>       for_ftrace_rec_iter(iter) {
>               rec = ftrace_rec_iter_record(iter);
> @@ -563,11 +564,13 @@ void ftrace_replace_code(int enable)
>               ret = add_update(rec, enable);
>               if (ret)
>                       goto remove_breakpoints;
> +             count++;
>       }
>  
>       run_sync();
>  
>       report = "removing breakpoints";
> +     count = 0;
>  
>       for_ftrace_rec_iter(iter) {
>               rec = ftrace_rec_iter_record(iter);
> @@ -575,6 +578,7 @@ void ftrace_replace_code(int enable)
>               ret = finish_update(rec, enable);
>               if (ret)
>                       goto remove_breakpoints;
> +             count++;
>       }
>  
>       run_sync();
> -- 
> 2.4.0
> 
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