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.
Fixes: 2aff7a4755be ("mm: Convert page_vma_mapped_walk to work on PFNs")
Signed-off-by: Yang Shi <[email protected]>
---
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 cbe279a6f0de..d4f1c0bdd084 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -320,8 +320,8 @@ 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, \
--
2.26.3
On Thu, May 12, 2022 at 10:45:50AM -0700, Yang Shi wrote:
> 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.
>
> Fixes: 2aff7a4755be ("mm: Convert page_vma_mapped_walk to work on PFNs")
> Signed-off-by: Yang Shi <[email protected]>
Oops.
Reviewed-by: Matthew Wilcox (Oracle) <[email protected]>