lkml.org 
[lkml]   [2022]   [Mar]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCHv2 00/10] ext4: Improve FC trace events
On Thu, 10 Mar 2022 21:28:54 +0530
Ritesh Harjani <riteshh@linux.ibm.com> wrote:

> Note:- I still couldn't figure out how to expose EXT4_FC_REASON_MAX in patch-2
> which (I think) might be (only) needed by trace-cmd or perf record for trace_ext4_fc_stats.
> But it seems "cat /sys/kernel/debug/tracing/trace_pipe" gives the right output
> for ext4_fc_stats trace event (as shown below).
>
> So with above reasoning, do you think we should take these patches in?
> And we can later see how to provide EXT4_FC_REASON_MAX definition available to
> libtraceevent?

I don't see EXT4_FC_REASON_MAX being used in the TP_printk(). If it isn't
used there, it doesn't need to be exposed. Or did I miss something?

-- Steve

\
 
 \ /
  Last update: 2022-03-10 17:08    [W:0.079 / U:0.212 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site