Re: [PATCH v5 2/3] mm: add system wide stats items category

[David Rientjes]

On Fri, 9 Aug 2024, Pasha Tatashin wrote:

> /proc/vmstat contains events and stats, events can only grow, but stats
> can grow and shrink.
> 
> vmstat has the following:
> -------------------------
> NR_VM_ZONE_STAT_ITEMS:	per-zone stats
> NR_VM_NUMA_EVENT_ITEMS:	per-numa events
> NR_VM_NODE_STAT_ITEMS:	per-numa stats
> NR_VM_WRITEBACK_STAT_ITEMS:	system-wide background-writeback and
> 				dirty-throttling tresholds.
> NR_VM_EVENT_ITEMS:	system-wide events
> -------------------------
> 
> Rename NR_VM_WRITEBACK_STAT_ITEMS to NR_VM_STAT_ITEMS, to track the
> system-wide stats, we are going to add per-page metadata stats to this
> category in the next patch.
> 
> Also delete unused writeback_stat_name() function.
> 
> Suggested-by: Yosry Ahmed <yosryahmed@xxxxxxxxxx>
> Signed-off-by: Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>
> Acked-by: David Hildenbrand <david@xxxxxxxxxx>

Acked-by: David Rientjes <rientjes@xxxxxxxxxx>