+ nios2-drop-definition-of-pte_order.patch added to mm-unstable branch

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: nios2: drop definition of PTE_ORDER
has been added to the -mm mm-unstable branch.  Its filename is
     nios2-drop-definition-of-pte_order.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/nios2-drop-definition-of-pte_order.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days

------------------------------------------------------
From: Mike Rapoport <rppt@linux.ibm.com>
Subject: nios2: drop definition of PTE_ORDER
Date: Sun, 3 Jul 2022 17:11:56 +0300

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

Link: https://lkml.kernel.org/r/20220703141203.147893-8-rppt@kernel.org
Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Dinh Nguyen <dinguyen@kernel.org>
Cc: Guo Ren <guoren@kernel.org>
Cc: Helge Deller <deller@gmx.de>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Xuerui Wang <kernel@xen0n.name>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/nios2/include/asm/pgtable.h |    3 +--
 arch/nios2/mm/init.c             |    2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

--- a/arch/nios2/include/asm/pgtable.h~nios2-drop-definition-of-pte_order
+++ a/arch/nios2/include/asm/pgtable.h
@@ -53,10 +53,9 @@ struct mm_struct;
 #define PAGE_COPY MKP(0, 0, 1)
 
 #define PGD_ORDER	0
-#define PTE_ORDER	0
 
 #define PTRS_PER_PGD	((PAGE_SIZE << PGD_ORDER) / sizeof(pgd_t))
-#define PTRS_PER_PTE	((PAGE_SIZE << PTE_ORDER) / sizeof(pte_t))
+#define PTRS_PER_PTE	(PAGE_SIZE / sizeof(pte_t))
 
 #define USER_PTRS_PER_PGD	\
 	(CONFIG_NIOS2_KERNEL_MMU_REGION_BASE / PGDIR_SIZE)
--- a/arch/nios2/mm/init.c~nios2-drop-definition-of-pte_order
+++ a/arch/nios2/mm/init.c
@@ -80,7 +80,7 @@ void __init mmu_init(void)
 
 #define __page_aligned(order) __aligned(PAGE_SIZE << (order))
 pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned(PGD_ORDER);
-pte_t invalid_pte_table[PTRS_PER_PTE] __page_aligned(PTE_ORDER);
+pte_t invalid_pte_table[PTRS_PER_PTE] __aligned(PAGE_SIZE);
 static struct page *kuser_page[1];
 
 static int alloc_kuser_page(void)
_

Patches currently in -mm which might be from rppt@linux.ibm.com are

csky-drop-definition-of-pte_order.patch
csky-drop-definition-of-pgd_order.patch
mips-rename-pud_order-to-pud_table_order.patch
mips-drop-definitions-of-pte_order.patch
mips-rename-pgd_order-to-pgd_table_order.patch
nios2-drop-definition-of-pte_order.patch
nios2-drop-definition-of-pgd_order.patch
loongarch-drop-definition-of-pte_order.patch
loongarch-drop-definition-of-pmd_order.patch
loongarch-drop-definition-of-pud_order.patch
loongarch-drop-definition-of-pgd_order.patch
parisc-rename-pgd_order-to-pgd_table_order.patch
xtensa-drop-definition-of-pgd_order.patch