Messages in this thread | | | Date | Fri, 3 Dec 2021 13:02:10 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH linux-next] delayacct: track delays from memory compact |
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On Fri, 3 Dec 2021 06:37:52 -0800 yongw.pur@gmail.com wrote:
> From: wangyong <wang.yong12@zte.com.cn> > > Delay accounting does not track the delay of memory compact. > When there is not enough free memory, tasks can spend > a amount of their time waiting for memory compact. > > To get the impact of tasks in direct memory compact, measure > the delay when allocating memory through memory compact. > > ... > > --- a/include/linux/delayacct.h > +++ b/include/linux/delayacct.h > @@ -42,8 +42,13 @@ struct task_delay_info { > u64 thrashing_start; > u64 thrashing_delay; /* wait for thrashing page */ > > + u64 compact_start; > + u64 compact_delay; /* wait for memory compact */ > + > + u64 freepages_start;
task_delay_info already has a freepages_start, so it fails to compile.
Did you send the correct version?
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