Function report |
Source Code:kernel\sched\core.c |
Create Date:2022-07-28 09:35:58 |
Last Modify:2022-05-22 13:40:38 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:IO-wait accounting, and how its mostly bollocks (on SMP).* The idea behind IO-wait account is to account the idle time that we could* have spend running if it were not for IO. That is, if we were to improve the
Proto:unsigned long nr_iowait(void)
Type:unsigned long
Parameter:Nothing
3482 | sum = 0 |
3484 | for_each_possible_cpu(i) |
3487 | Return sum |
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