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Re: [PATCH 2/5] mm: add per-zone lru list stat

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Hi Minchan,

We find duplicate /proc/vmstat lines showing up in linux-next, which
look related to this patch.

>> --- a/mm/vmstat.c
>> +++ b/mm/vmstat.c
>> @@ -921,6 +921,11 @@ int fragmentation_index(struct zone *zone, unsigned int order)
>>  const char * const vmstat_text[] = {
>>  	/* enum zone_stat_item countes */
>>  	"nr_free_pages",
>> +	"nr_inactive_anon",
>> +	"nr_active_anon",
>> +	"nr_inactive_file",
>> +	"nr_active_file",
>> +	"nr_unevictable",
>>  	"nr_mlock",
>>  	"nr_slab_reclaimable",
>>  	"nr_slab_unreclaimable",

In the below vmstat output, "nr_inactive_anon 2217" is shown twice.
So do the other entries added by the above chunk.

nr_free_pages 831238
nr_inactive_anon 2217
nr_active_anon 4386
nr_inactive_file 117467
nr_active_file 4602
nr_unevictable 0
nr_zone_write_pending 0
nr_mlock 0
nr_slab_reclaimable 8323
nr_slab_unreclaimable 4641
nr_page_table_pages 870
nr_kernel_stack 3776
nr_bounce 0
nr_zspages 0
numa_hit 201105
numa_miss 0
numa_foreign 0
numa_interleave 66970
numa_local 201105
numa_other 0
nr_free_cma 0
nr_inactive_anon 2217
nr_active_anon 4368
nr_inactive_file 117449
nr_active_file 4620
nr_unevictable 0
nr_isolated_anon 0
nr_isolated_file 0
nr_pages_scanned 0
workingset_refault 0
workingset_activate 0
workingset_nodereclaim 0
nr_anon_pages 4321
nr_mapped 3469
nr_file_pages 124348
nr_dirty 0
nr_writeback 0
nr_writeback_temp 0
nr_shmem 2279
nr_shmem_hugepages 0
nr_shmem_pmdmapped 0
...

Thanks,
Fengguang

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[PATCH 0/5] Candidate fixes for premature OOM kills with node-lru v1 Mel Gorman <mgorman@techsingularity.net> - 2016-07-20 17:30 +0200
  [PATCH 2/5] mm: add per-zone lru list stat Mel Gorman <mgorman@techsingularity.net> - 2016-07-20 17:30 +0200
    Re: [PATCH 2/5] mm: add per-zone lru list stat Joonsoo Kim <iamjoonsoo.kim@lge.com> - 2016-07-21 09:10 +0200
      Re: [PATCH 2/5] mm: add per-zone lru list stat Fengguang Wu <fengguang.wu@intel.com> - 2016-07-23 02:50 +0200
        Re: [PATCH 2/5] mm: add per-zone lru list stat Minchan Kim <minchan@kernel.org> - 2016-07-23 03:30 +0200
  [PATCH 3/5] mm, vmscan: Remove highmem_file_pages Mel Gorman <mgorman@techsingularity.net> - 2016-07-20 17:30 +0200
  [PATCH 1/5] mm, vmscan: Do not account skipped pages as scanned Mel Gorman <mgorman@techsingularity.net> - 2016-07-20 17:30 +0200
    Re: [PATCH 1/5] mm, vmscan: Do not account skipped pages as scanned Minchan Kim <minchan@kernel.org> - 2016-07-21 07:20 +0200
      Re: [PATCH 1/5] mm, vmscan: Do not account skipped pages as scanned Mel Gorman <mgorman@techsingularity.net> - 2016-07-21 10:20 +0200
        Re: [PATCH 1/5] mm, vmscan: Do not account skipped pages as scanned Minchan Kim <minchan@kernel.org> - 2016-07-21 10:40 +0200
    Re: [PATCH 1/5] mm, vmscan: Do not account skipped pages as scanned Minchan Kim <minchan@kernel.org> - 2016-07-25 10:10 +0200
      Re: [PATCH 1/5] mm, vmscan: Do not account skipped pages as scanned Mel Gorman <mgorman@techsingularity.net> - 2016-07-25 11:30 +0200
  [PATCH 4/5] mm: Remove reclaim and compaction retry approximations Mel Gorman <mgorman@techsingularity.net> - 2016-07-20 17:30 +0200
  Re: [PATCH 0/5] Candidate fixes for premature OOM kills with  node-lru v1 Minchan Kim <minchan@kernel.org> - 2016-07-21 09:10 +0200
    Re: [PATCH 0/5] Candidate fixes for premature OOM kills with  node-lru v1 Mel Gorman <mgorman@techsingularity.net> - 2016-07-21 11:20 +0200
  Re: [PATCH 0/5] Candidate fixes for premature OOM kills with  node-lru v1 Joonsoo Kim <iamjoonsoo.kim@lge.com> - 2016-07-21 09:30 +0200
    Re: [PATCH 0/5] Candidate fixes for premature OOM kills with  node-lru v1 Minchan Kim <minchan@kernel.org> - 2016-07-21 10:40 +0200
    Re: [PATCH 0/5] Candidate fixes for premature OOM kills with  node-lru v1 Mel Gorman <mgorman@techsingularity.net> - 2016-07-21 11:20 +0200

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