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authorVishal Moola (Oracle) <vishal.moola@gmail.com>2023-08-08 02:04:51 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-08-21 23:37:53 +0300
commit7e5f42ae3413785c68c383acb787f9ce8f243096 (patch)
treef683b294a08b3345ceebac7b35954433684bd89d /include
parent75b25d49ca6638f9a4eac47cff508b174743d907 (diff)
downloadlinux-7e5f42ae3413785c68c383acb787f9ce8f243096.tar.xz
mm: convert pmd_ptlock_free() to use ptdescs
This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Link: https://lkml.kernel.org/r/20230807230513.102486-10-vishal.moola@gmail.com Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com> Acked-by: Mike Rapoport (IBM) <rppt@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Christophe Leroy <christophe.leroy@csgroup.eu> Cc: Claudio Imbrenda <imbrenda@linux.ibm.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: David Hildenbrand <david@redhat.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Dinh Nguyen <dinguyen@kernel.org> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Geert Uytterhoeven <geert+renesas@glider.be> Cc: Guo Ren <guoren@kernel.org> Cc: Huacai Chen <chenhuacai@kernel.org> Cc: Hugh Dickins <hughd@google.com> Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> Cc: Jonas Bonn <jonas@southpole.se> Cc: Matthew Wilcox <willy@infradead.org> Cc: Palmer Dabbelt <palmer@rivosinc.com> Cc: Paul Walmsley <paul.walmsley@sifive.com> Cc: Richard Weinberger <richard@nod.at> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mm.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index e53ef2eb95bb..8884c700dfc6 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2967,12 +2967,12 @@ static inline bool pmd_ptlock_init(struct ptdesc *ptdesc)
return ptlock_init(ptdesc);
}
-static inline void pmd_ptlock_free(struct page *page)
+static inline void pmd_ptlock_free(struct ptdesc *ptdesc)
{
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
- VM_BUG_ON_PAGE(page->pmd_huge_pte, page);
+ VM_BUG_ON_PAGE(ptdesc->pmd_huge_pte, ptdesc_page(ptdesc));
#endif
- ptlock_free(page);
+ ptlock_free(ptdesc_page(ptdesc));
}
#define pmd_huge_pte(mm, pmd) (pmd_ptdesc(pmd)->pmd_huge_pte)
@@ -2985,7 +2985,7 @@ static inline spinlock_t *pmd_lockptr(struct mm_struct *mm, pmd_t *pmd)
}
static inline bool pmd_ptlock_init(struct ptdesc *ptdesc) { return true; }
-static inline void pmd_ptlock_free(struct page *page) {}
+static inline void pmd_ptlock_free(struct ptdesc *ptdesc) {}
#define pmd_huge_pte(mm, pmd) ((mm)->pmd_huge_pte)
@@ -3009,7 +3009,7 @@ static inline bool pgtable_pmd_page_ctor(struct page *page)
static inline void pgtable_pmd_page_dtor(struct page *page)
{
- pmd_ptlock_free(page);
+ pmd_ptlock_free(page_ptdesc(page));
__ClearPageTable(page);
dec_lruvec_page_state(page, NR_PAGETABLE);
}