Messages in this thread | | | Subject | Re: [PATCH 04/28] mm, page_alloc: Inline zone_statistics | From | Vlastimil Babka <> | Date | Mon, 25 Apr 2016 13:17:22 +0200 |
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On 04/15/2016 10:58 AM, Mel Gorman wrote: > zone_statistics has one call-site but it's a public function. Make > it static and inline. > > The performance difference on a page allocator microbenchmark is; > > 4.6.0-rc2 4.6.0-rc2 > statbranch-v1r20 statinline-v1r20 > Min alloc-odr0-1 419.00 ( 0.00%) 412.00 ( 1.67%) > Min alloc-odr0-2 305.00 ( 0.00%) 301.00 ( 1.31%) > Min alloc-odr0-4 250.00 ( 0.00%) 247.00 ( 1.20%) > Min alloc-odr0-8 219.00 ( 0.00%) 215.00 ( 1.83%) > Min alloc-odr0-16 203.00 ( 0.00%) 199.00 ( 1.97%) > Min alloc-odr0-32 195.00 ( 0.00%) 191.00 ( 2.05%) > Min alloc-odr0-64 191.00 ( 0.00%) 187.00 ( 2.09%) > Min alloc-odr0-128 189.00 ( 0.00%) 185.00 ( 2.12%) > Min alloc-odr0-256 198.00 ( 0.00%) 193.00 ( 2.53%) > Min alloc-odr0-512 210.00 ( 0.00%) 207.00 ( 1.43%) > Min alloc-odr0-1024 216.00 ( 0.00%) 213.00 ( 1.39%) > Min alloc-odr0-2048 221.00 ( 0.00%) 220.00 ( 0.45%) > Min alloc-odr0-4096 227.00 ( 0.00%) 226.00 ( 0.44%) > Min alloc-odr0-8192 232.00 ( 0.00%) 229.00 ( 1.29%) > Min alloc-odr0-16384 232.00 ( 0.00%) 229.00 ( 1.29%) > > Signed-off-by: Mel Gorman <mgorman@techsingularity.net>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
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