lkml.org 
[lkml]   [2016]   [Jan]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: fast path cycle muncher (vmstat: make vmstat_updater deferrable again and shut down on idle)
On Sat, 23 Jan 2016, Mike Galbraith wrote:

> While you're fixing that commit up, can you perhaps find a better home
> for quiet_vmstat()? It not only munches cycles when switching cross
> -core mightily, for -rt it injects a sleeping lock into the idle task.

Not sure what you are talking about. No sleeping locks are used in
quiet_vmstat() nor does it switch across cores. It would be broken if it
would do so.

\
 
 \ /
  Last update: 2016-01-24 02:01    [W:0.234 / U:0.268 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site