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[mm-unstable,v9,04/31] mm: Convert pmd_pgtable_page() callers to use pmd_ptdesc()

Message ID 20230807230513.102486-5-vishal.moola@gmail.com (mailing list archive)
State Handled Elsewhere
Headers show
Series Split ptdesc from struct page | expand

Commit Message

Vishal Moola Aug. 7, 2023, 11:04 p.m. UTC 
Converts internal pmd_pgtable_page() callers to use pmd_ptdesc(). This
removes some direct accesses to struct page, working towards splitting
out struct ptdesc from struct page.

Acked-by: Mike Rapoport (IBM) <rppt@kernel.org>
Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
---
 include/linux/mm.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 54dc176b90ea..f6d14a5fe747 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2990,7 +2990,7 @@  static inline struct ptdesc *pmd_ptdesc(pmd_t *pmd)
 
 static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd)
 {
-	return ptlock_ptr(pmd_pgtable_page(pmd));
+	return ptlock_ptr(ptdesc_page(pmd_ptdesc(pmd)));
 }
 
 static inline bool pmd_ptlock_init(struct page *page)
@@ -3009,7 +3009,7 @@  static inline void pmd_ptlock_free(struct page *page)
 	ptlock_free(page);
 }
 
-#define pmd_huge_pte(mm, pmd) (pmd_pgtable_page(pmd)->pmd_huge_pte)
+#define pmd_huge_pte(mm, pmd) (pmd_ptdesc(pmd)->pmd_huge_pte)
 
 #else