lkml.org 
[lkml]   [2015]   [Sep]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] cputime: fix invalid gtime
On Thu, Sep 03, 2015 at 12:45:50AM +0000, Hiroshi Shimamoto wrote:
> From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
>
> /proc/stats shows invalid gtime when the thread is running in guest.

Why is this a problem?

> When vtime accounting is not enabled, we cannot get a valid delta.
> Just return gtime when vtime accounting is not enabled in task_gtime().

But isn't other stuff then also broken, like fetch_task_cputime(). Tell
me more about why you think your patch is the right one.

> Before
> 10987 (qemu-kvm) S 1 10923 10923 0 -1 138428608 7521 0 90 0 3776 460 0 0 20 0 24 0 11960 8090398720 151288 18446744073709551615 1 1 0 0 0 0 2147220671 4096 25155 18446744073709551615 0 0 -1 9 0 0 0 3554 0 0 0 0 0 0 0 0 0

It would have been helpful if you'd used a small script to take out the
right column. As is I've no clue which field to look at.


\
 
 \ /
  Last update: 2015-09-17 16:41    [W:0.041 / U:1.484 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site