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sched/accounting: Change cpustat fields to an array

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This patch changes fields in cpustat from a structure, to an
u64 array. Math gets easier, and the code is more flexible.

Signed-off-by: Glauber Costa <[email protected]>
Reviewed-by: KAMEZAWA Hiroyuki <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Paul Tuner <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Glauber Costa 2011-11-28 14:45:17 -02:00 • committed by Ingo Molnar
commit 3292beb340
9 changed files with 142 additions and 141 deletions
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8
drivers/macintosh/rack-meter.c
View file

@ -81,13 +81,13 @@ static int rackmeter_ignore_nice;
*/
static inline cputime64_t get_cpu_idle_time(unsigned int cpu)
{
cputime64_t retval;
u64 retval;
retval = cputime64_add(kstat_cpu(cpu).cpustat.idle,
kstat_cpu(cpu).cpustat.iowait);
retval = kcpustat_cpu(cpu).cpustat[CPUTIME_IDLE] +
kcpustat_cpu(cpu).cpustat[CPUTIME_IOWAIT];
if (rackmeter_ignore_nice)
retval = cputime64_add(retval, kstat_cpu(cpu).cpustat.nice);
retval += kcpustat_cpu(cpu).cpustat[CPUTIME_NICE];
return retval;
}