lkml.org 
[lkml]   [2020]   [Aug]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 0/2] perf: Allow closing siblings' file descriptors
From
Date
On 8/07/20 6:16 pm, Alexander Shishkin wrote:
> Hi guys,
>
> I've been looking at reducing the number of open file descriptors per perf
> session. If we retain one descriptor per event, in a large group they add
> up. At the same time, we're not actually using them for anything after the
> SET_OUTPUT and maybe SET_FILTER ioctls. So, this series is a stab at that.

I am wondering if instead we should be looking at creating a kernel API that
allows associating a multitude of tracepoints with a single event. Thoughts
anyone?

\
 
 \ /
  Last update: 2020-08-06 08:16    [W:0.096 / U:1.200 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site