[PATCH 5.18 0715/1095] mm: rmap: use the correct parameter name for DEFINE_PAGE_VMA_WALK

Greg Kroah-Hartman
2022-08-15T21:55:09Z

From: Yang Shi <shy828301@gmail.com>

[ Upstream commit 507db7927cd181d409dd495c8384b8e14c21c600 ]

The parameter used by DEFINE_PAGE_VMA_WALK is _page not page, fix the
parameter name. It didn't cause any build error, it is probably because
the only caller is write_protect_page() from ksm.c, which pass in page.

Link: https://lkml.kernel.org/r/20220512174551.81279-1-shy828301@gmail.com
Fixes: 2aff7a4755be ("mm: Convert page_vma_mapped_walk to work on PFNs")
Signed-off-by: Yang Shi <shy828301@gmail.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Muchun Song <songmuchun@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
include/linux/rmap.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 17230c458341..a0c4a870bb48 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -220,8 +220,8 @@ struct page_vma_mapped_walk {
#define DEFINE_PAGE_VMA_WALK(name, _page, _vma, _address, _flags) \
struct page_vma_mapped_walk name = { \
.pfn = page_to_pfn(_page), \
- .nr_pages = compound_nr(page), \
- .pgoff = page_to_pgoff(page), \
+ .nr_pages = compound_nr(_page), \
+ .pgoff = page_to_pgoff(_page), \
.vma = _vma, \
.address = _address, \
.flags = _flags, \
--
2.35.1