diff mbox series

[08/14] nios2: drop definition of PGD_ORDER

Message ID 20220703141203.147893-9-rppt@kernel.org (mailing list archive)
State Superseded
Headers show
Series arch: make PxD_ORDER generically available | expand

Commit Message

Mike Rapoport July 3, 2022, 2:11 p.m. UTC 
From: Mike Rapoport <rppt@linux.ibm.com>

This is the order of the page table allocation, not the order of a PGD.
Since its always hardwired to 0, simply drop it.

Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
---
 arch/nios2/include/asm/pgtable.h | 4 +---
 arch/nios2/mm/init.c             | 3 +--
 arch/nios2/mm/pgtable.c          | 2 +-
 3 files changed, 3 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/arch/nios2/include/asm/pgtable.h b/arch/nios2/include/asm/pgtable.h
index eaf8f28baa8b..74af16dafe86 100644
--- a/arch/nios2/include/asm/pgtable.h
+++ b/arch/nios2/include/asm/pgtable.h
@@ -68,9 +68,7 @@  struct mm_struct;
 
 #define PAGE_COPY MKP(0, 0, 1)
 
-#define PGD_ORDER	0
-
-#define PTRS_PER_PGD	((PAGE_SIZE << PGD_ORDER) / sizeof(pgd_t))
+#define PTRS_PER_PGD	(PAGE_SIZE / sizeof(pgd_t))
 #define PTRS_PER_PTE	(PAGE_SIZE / sizeof(pte_t))
 
 #define USER_PTRS_PER_PGD	\
diff --git a/arch/nios2/mm/init.c b/arch/nios2/mm/init.c
index 2d6dbf7701f6..eab65e8ea69c 100644
--- a/arch/nios2/mm/init.c
+++ b/arch/nios2/mm/init.c
@@ -78,8 +78,7 @@  void __init mmu_init(void)
 	flush_tlb_all();
 }
 
-#define __page_aligned(order) __aligned(PAGE_SIZE << (order))
-pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned(PGD_ORDER);
+pgd_t swapper_pg_dir[PTRS_PER_PGD] __aligned(PAGE_SIZE);
 pte_t invalid_pte_table[PTRS_PER_PTE] __aligned(PAGE_SIZE);
 static struct page *kuser_page[1];
 
diff --git a/arch/nios2/mm/pgtable.c b/arch/nios2/mm/pgtable.c
index 9b587fd592dd..7c76e8a7447a 100644
--- a/arch/nios2/mm/pgtable.c
+++ b/arch/nios2/mm/pgtable.c
@@ -54,7 +54,7 @@  pgd_t *pgd_alloc(struct mm_struct *mm)
 {
 	pgd_t *ret, *init;
 
-	ret = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_ORDER);
+	ret = (pgd_t *) __get_free_page(GFP_KERNEL);
 	if (ret) {
 		init = pgd_offset(&init_mm, 0UL);
 		pgd_init(ret);