[PATCH 11/12] thp: use khugepaged_enabled to remove duplicate code

[Xiao Guangrong]

Use khugepaged_enabled to see whether thp is enabled

Signed-off-by: Xiao Guangrong <xiaoguangrong@xxxxxxxxxxxxxxxxxx>
---
 mm/huge_memory.c |   11 ++---------
 1 files changed, 2 insertions(+), 9 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 6ddf671..6becf6c 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -102,10 +102,7 @@ static int set_recommended_min_free_kbytes(void)
 	unsigned long recommended_min;
 	extern int min_free_kbytes;

-	if (!test_bit(TRANSPARENT_HUGEPAGE_FLAG,
-		      &transparent_hugepage_flags) &&
-	    !test_bit(TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG,
-		      &transparent_hugepage_flags))
+	if (!khugepaged_enabled())
 		return 0;

 	for_each_populated_zone(zone)
@@ -228,11 +225,7 @@ static ssize_t enabled_store(struct kobject *kobj,
 			ret = err;
 	}

-	if (ret > 0 &&
-	    (test_bit(TRANSPARENT_HUGEPAGE_FLAG,
-		      &transparent_hugepage_flags) ||
-	     test_bit(TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG,
-		      &transparent_hugepage_flags)))
+	if (ret > 0 && khugepaged_enabled())
 		set_recommended_min_free_kbytes();

 	return ret;
-- 
1.7.7.6

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