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authorVishal Moola (Oracle) <vishal.moola@gmail.com>2023-08-08 02:05:10 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-08-21 23:37:58 +0300
commitb3311d707c8f1c1d3b0e45f5c4785e9ca3d723a1 (patch)
tree61d0e4daacc3e3c2d959f6956464bb1a3794a63c /arch/sparc
parentbb3be388537b85b567dd614b492d66f383bc8273 (diff)
downloadlinux-b3311d707c8f1c1d3b0e45f5c4785e9ca3d723a1.tar.xz
sparc64: convert various functions to use ptdescs
As part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents, convert various page table functions to use ptdescs. Link: https://lkml.kernel.org/r/20230807230513.102486-29-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 'arch/sparc')
-rw-r--r--arch/sparc/mm/init_64.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 0d7fd793924c..9a63a3e08e40 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -2893,14 +2893,15 @@ pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
pgtable_t pte_alloc_one(struct mm_struct *mm)
{
- struct page *page = alloc_page(GFP_KERNEL | __GFP_ZERO);
- if (!page)
+ struct ptdesc *ptdesc = pagetable_alloc(GFP_KERNEL | __GFP_ZERO, 0);
+
+ if (!ptdesc)
return NULL;
- if (!pgtable_pte_page_ctor(page)) {
- __free_page(page);
+ if (!pagetable_pte_ctor(ptdesc)) {
+ pagetable_free(ptdesc);
return NULL;
}
- return (pte_t *) page_address(page);
+ return ptdesc_address(ptdesc);
}
void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
@@ -2910,10 +2911,10 @@ void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
static void __pte_free(pgtable_t pte)
{
- struct page *page = virt_to_page(pte);
+ struct ptdesc *ptdesc = virt_to_ptdesc(pte);
- pgtable_pte_page_dtor(page);
- __free_page(page);
+ pagetable_pte_dtor(ptdesc);
+ pagetable_free(ptdesc);
}
void pte_free(struct mm_struct *mm, pgtable_t pte)