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Properly reset load on non-cpu topology objects

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cpus properly use a delta value for load comparisons, but other objects just
accumulate the load from their children in perpetuity.  we should reset the load
value on all non-cpu objects so that they too operate on a delta from the last
load value.
Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
This commit is contained in:
Neil Horman 2011-10-25 10:23:08 -04:00
parent bb66713051
commit d8823b7565
1 changed files with 13 additions and 0 deletions
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13
procinterrupts.c
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@ -176,6 +176,14 @@ static void compute_irq_branch_load_share(struct topo_obj *d, void *data __attri
d->parent->load += d->load;
}
static void reset_load(struct topo_obj *d, void *data __attribute__((unused)))
{
if (d->parent)
reset_load(d->parent, NULL);
d->load = 0;
}
void parse_proc_stat()
{
FILE *file;
@ -243,6 +251,11 @@ void parse_proc_stat()
return;
}
/*
* Reset the load values for all objects above cpus
*/
for_each_object(cache_domains, reset_load, NULL);
/*
* Now that we have load for each cpu attribute a fair share of the load
* to each irq on that cpu