Re: [PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-03-01 Thread Hillf Danton
On March 01, 2017 5:40 AM Johannes Weiner wrote: > > NR_PAGES_SCANNED counts number of pages scanned since the last page > free event in the allocator. This was used primarily to measure the > reclaimability of zones and nodes, and determine when reclaim should > give up on them. In that role,

Re: [PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-03-01 Thread Hillf Danton
On March 01, 2017 5:40 AM Johannes Weiner wrote: > > NR_PAGES_SCANNED counts number of pages scanned since the last page > free event in the allocator. This was used primarily to measure the > reclaimability of zones and nodes, and determine when reclaim should > give up on them. In that role,

Re: [PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-03-01 Thread Michal Hocko
On Tue 28-02-17 16:40:05, Johannes Weiner wrote: > NR_PAGES_SCANNED counts number of pages scanned since the last page > free event in the allocator. This was used primarily to measure the > reclaimability of zones and nodes, and determine when reclaim should > give up on them. In that role, it

Re: [PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-03-01 Thread Michal Hocko
On Tue 28-02-17 16:40:05, Johannes Weiner wrote: > NR_PAGES_SCANNED counts number of pages scanned since the last page > free event in the allocator. This was used primarily to measure the > reclaimability of zones and nodes, and determine when reclaim should > give up on them. In that role, it

[PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-02-28 Thread Johannes Weiner
NR_PAGES_SCANNED counts number of pages scanned since the last page free event in the allocator. This was used primarily to measure the reclaimability of zones and nodes, and determine when reclaim should give up on them. In that role, it has been replaced in the preceeding patches by a different

[PATCH 7/9] mm: delete NR_PAGES_SCANNED and pgdat_reclaimable()

2017-02-28 Thread Johannes Weiner
NR_PAGES_SCANNED counts number of pages scanned since the last page free event in the allocator. This was used primarily to measure the reclaimability of zones and nodes, and determine when reclaim should give up on them. In that role, it has been replaced in the preceeding patches by a different