Mel Gorman <mgorman@xxxxxxx> writes:
> @@ -495,6 +495,9 @@ typedef enum {
> ZONE_CONGESTED, /* zone has many dirty pages backed by
> * a congested BDI
> */
> + ZONE_DIRTY, /* reclaim scanning has recently found
> + * many dirty file pages
> + */
Needs a better name. ZONE_DIRTY_CONGESTED ?
> + * currently being written then flag that kswapd should start
> + * writing back pages.
> + */
> + if (global_reclaim(sc) && nr_dirty &&
> + nr_dirty >= (nr_taken >> (DEF_PRIORITY - sc->priority)))
> + zone_set_flag(zone, ZONE_DIRTY);
> +
> trace_mm_vmscan_lru_shrink_inactive(zone->zone_pgdat->node_id,
I suppose you want to trace the dirty case here too.
-Andi
--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only
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