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-rw-r--r--mm/page_alloc.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 804cc62ab72f..703944809666 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5247,13 +5247,10 @@ static void __setup_per_zone_wmarks(void)
* deltas controls asynch page reclaim, and so should
* not be capped for highmem.
*/
- int min_pages;
+ unsigned long min_pages;
min_pages = zone->present_pages / 1024;
- if (min_pages < SWAP_CLUSTER_MAX)
- min_pages = SWAP_CLUSTER_MAX;
- if (min_pages > 128)
- min_pages = 128;
+ min_pages = clamp(min_pages, SWAP_CLUSTER_MAX, 128UL);
zone->watermark[WMARK_MIN] = min_pages;
} else {
/*
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