[PATCH] mm/huge_memory: remove unneeded local variable follflags

From: Miaohe Lin
Date: Thu Mar 10 2022 - 08:13:49 EST


We can pass FOLL_GET | FOLL_DUMP to follow_page directly to simplify
the code a bit.

Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
---
mm/huge_memory.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 3557aabe86fe..418d077da246 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2838,7 +2838,6 @@ static int split_huge_pages_pid(int pid, unsigned long vaddr_start,
*/
for (addr = vaddr_start; addr < vaddr_end; addr += PAGE_SIZE) {
struct vm_area_struct *vma = find_vma(mm, addr);
- unsigned int follflags;
struct page *page;

if (!vma || addr < vma->vm_start)
@@ -2851,8 +2850,7 @@ static int split_huge_pages_pid(int pid, unsigned long vaddr_start,
}

/* FOLL_DUMP to ignore special (like zero) pages */
- follflags = FOLL_GET | FOLL_DUMP;
- page = follow_page(vma, addr, follflags);
+ page = follow_page(vma, addr, FOLL_GET | FOLL_DUMP);

if (IS_ERR(page))
continue;
--
2.23.0