[RFC V3 8/9] adjust NR_MAX_BATCHED_MIGRATION for testing

Shivank Garg posted 9 patches 1 week, 1 day ago
[RFC V3 8/9] adjust NR_MAX_BATCHED_MIGRATION for testing
Posted by Shivank Garg 1 week, 1 day ago
From: Zi Yan <ziy@nvidia.com>

change NR_MAX_BATCHED_MIGRATION to HPAGE_PUD_NR to allow batching THP
copies.

These are for testing purpose only.

Signed-off-by: Zi Yan <ziy@nvidia.com>
Signed-off-by: Shivank Garg <shivankg@amd.com>
---
 mm/migrate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/migrate.c b/mm/migrate.c
index 41bea48d823c..7f50813d87e4 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1668,7 +1668,7 @@ static inline int try_split_folio(struct folio *folio, struct list_head *split_f
 }
 
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
-#define NR_MAX_BATCHED_MIGRATION	HPAGE_PMD_NR
+#define NR_MAX_BATCHED_MIGRATION	HPAGE_PUD_NR
 #else
 #define NR_MAX_BATCHED_MIGRATION	512
 #endif
-- 
2.43.0