Re: [REPOST PATCH] ftrace: Remove the unused variant ftrace_update_time

From: Steven Rostedt
Date: Tue Sep 15 2015 - 11:51:11 EST


On Tue, 15 Sep 2015 23:37:39 +0800
Minfei Huang <mnfhuang@xxxxxxxxx> wrote:


> I think the variant ftrace_update_time is not used any more. Previously,
> it is used to print the time how long ftrace will spend to update the
> code in fucntion ftraced.

Yes, I know what it measures. It's been on my todo list to export that
out to userspace, as it is an interesting metric.

>
> >
> > Maybe add it to the dyn_ftrace_total_info file?
> >
>
> This file only uses the variant ftrace_update_tot_cnt which is stored
> the updated function number.

But we can add to that file with a space delimited output.

-- Steve

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