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-rw-r--r--include/linux/mmzone.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index eb3815fc94ad..8881198e85c6 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1536,6 +1536,8 @@ static inline unsigned long pgdat_end_pfn(pg_data_t *pgdat)
void build_all_zonelists(pg_data_t *pgdat);
void wakeup_kswapd(struct zone *zone, gfp_t gfp_mask, int order,
enum zone_type highest_zoneidx);
+void kswapd_try_clear_hopeless(struct pglist_data *pgdat,
+ unsigned int order, int highest_zoneidx);
bool __zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark,
int highest_zoneidx, unsigned int alloc_flags,
long free_pages);