[PATCH] mm: thp: simplify the implementation of mk_huge_pmd

From: Yang Shi
Date: Mon Apr 18 2016 - 20:20:49 EST


The implementation of mk_huge_pmd looks verbose, it could be just simplified
to one line code.

Signed-off-by: Yang Shi <yang.shi@xxxxxxxxxx>
---
mm/huge_memory.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 8adf3c2..fecbbc5 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -764,10 +764,7 @@ pmd_t maybe_pmd_mkwrite(pmd_t pmd, struct vm_area_struct *vma)

static inline pmd_t mk_huge_pmd(struct page *page, pgprot_t prot)
{
- pmd_t entry;
- entry = mk_pmd(page, prot);
- entry = pmd_mkhuge(entry);
- return entry;
+ return pmd_mkhuge(mk_pmd(page, prot));
}

static inline struct list_head *page_deferred_list(struct page *page)
--
2.0.2