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library: correct 'use' calculations for <slabinfo> api

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Awhile back, the calculation for cache utilization was
corrected to avoid a 32 bit overflow. This commit just
brings this branch into line with that earlier change.

[ references shown below represent the master branch ]

Reference(s):
commit 23ba442c88
https://gitlab.com/procps-ng/procps/merge_requests/29
http://www.freelists.org/post/procps/fix-regression-created-by-99d71ad

Signed-off-by: Jim Warner <james.warner@comcast.net>
This commit is contained in:
Jim Warner 2017-11-29 00:00:00 -06:00 committed by Craig Small
parent 108ac50039
commit 6634e813d4
1 changed files with 1 additions and 1 deletions
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proc/slabinfo.c
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@ -427,7 +427,7 @@ static int parse_slabinfo20 (
node->cache_size = (unsigned long)node->nr_slabs * node->pages_per_slab * page_size;
if (node->nr_objs) {
node->use = (unsigned int)100 * (node->nr_active_objs / node->nr_objs);
node->use = (unsigned int)(100 * ((float)node->nr_active_objs / node->nr_objs));
slabs->nr_active_caches++;
} else
node->use = 0;