The patch titled
Subject: mips: rename PMD_ORDER to PMD_TABLE_ORDER
has been added to the -mm mm-unstable branch. Its filename is
mips-rename-pmd_order-to-pmd_table_order.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mips-rename-pmd_order-to-pmd_table_order.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: mips: rename PMD_ORDER to PMD_TABLE_ORDER
Date: Sun, 3 Jul 2022 17:11:52 +0300
This is the order of the page table allocation, not the order of a PMD.
While at it remove unused defintion of _PMD_ORDER in asm-offsets.
Link: https://lkml.kernel.org/r/20220703141203.147893-4-rppt@xxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Dinh Nguyen <dinguyen@xxxxxxxxxx>
Cc: Guo Ren <guoren@xxxxxxxxxx>
Cc: Helge Deller <deller@xxxxxx>
Cc: Huacai Chen <chenhuacai@xxxxxxxxxx>
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
Cc: Max Filippov <jcmvbkbc@xxxxxxxxx>
Cc: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>
Cc: Xuerui Wang <kernel@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/mips/include/asm/pgalloc.h | 4 ++--
arch/mips/include/asm/pgtable-32.h | 2 +-
arch/mips/include/asm/pgtable-64.h | 18 +++++++++---------
arch/mips/kernel/asm-offsets.c | 3 ---
4 files changed, 12 insertions(+), 15 deletions(-)
--- a/arch/mips/include/asm/pgalloc.h~mips-rename-pmd_order-to-pmd_table_order
+++ a/arch/mips/include/asm/pgalloc.h
@@ -67,12 +67,12 @@ static inline pmd_t *pmd_alloc_one(struc
pmd_t *pmd;
struct page *pg;
- pg = alloc_pages(GFP_KERNEL_ACCOUNT, PMD_ORDER);
+ pg = alloc_pages(GFP_KERNEL_ACCOUNT, PMD_TABLE_ORDER);
if (!pg)
return NULL;
if (!pgtable_pmd_page_ctor(pg)) {
- __free_pages(pg, PMD_ORDER);
+ __free_pages(pg, PMD_TABLE_ORDER);
return NULL;
}
--- a/arch/mips/include/asm/pgtable-32.h~mips-rename-pmd_order-to-pmd_table_order
+++ a/arch/mips/include/asm/pgtable-32.h
@@ -82,7 +82,7 @@ extern int add_temporary_entry(unsigned
#define PGD_ORDER (__PGD_ORDER >= 0 ? __PGD_ORDER : 0)
#define PUD_ORDER aieeee_attempt_to_allocate_pud
-#define PMD_ORDER aieeee_attempt_to_allocate_pmd
+#define PMD_TABLE_ORDER aieeee_attempt_to_allocate_pmd
#define PTE_ORDER 0
#define PTRS_PER_PGD (USER_PTRS_PER_PGD * 2)
--- a/arch/mips/include/asm/pgtable-64.h~mips-rename-pmd_order-to-pmd_table_order
+++ a/arch/mips/include/asm/pgtable-64.h
@@ -51,12 +51,12 @@
#define PMD_MASK (~(PMD_SIZE-1))
# ifdef __PAGETABLE_PUD_FOLDED
-# define PGDIR_SHIFT (PMD_SHIFT + (PAGE_SHIFT + PMD_ORDER - 3))
+# define PGDIR_SHIFT (PMD_SHIFT + (PAGE_SHIFT + PMD_TABLE_ORDER - 3))
# endif
#endif
#ifndef __PAGETABLE_PUD_FOLDED
-#define PUD_SHIFT (PMD_SHIFT + (PAGE_SHIFT + PMD_ORDER - 3))
+#define PUD_SHIFT (PMD_SHIFT + (PAGE_SHIFT + PMD_TABLE_ORDER - 3))
#define PUD_SIZE (1UL << PUD_SHIFT)
#define PUD_MASK (~(PUD_SIZE-1))
#define PGDIR_SHIFT (PUD_SHIFT + (PAGE_SHIFT + PUD_ORDER - 3))
@@ -91,13 +91,13 @@
# define PGD_ORDER 1
# define PUD_ORDER aieeee_attempt_to_allocate_pud
# endif
-#define PMD_ORDER 0
+#define PMD_TABLE_ORDER 0
#define PTE_ORDER 0
#endif
#ifdef CONFIG_PAGE_SIZE_8KB
#define PGD_ORDER 0
#define PUD_ORDER aieeee_attempt_to_allocate_pud
-#define PMD_ORDER 0
+#define PMD_TABLE_ORDER 0
#define PTE_ORDER 0
#endif
#ifdef CONFIG_PAGE_SIZE_16KB
@@ -107,22 +107,22 @@
#define PGD_ORDER 0
#endif
#define PUD_ORDER aieeee_attempt_to_allocate_pud
-#define PMD_ORDER 0
+#define PMD_TABLE_ORDER 0
#define PTE_ORDER 0
#endif
#ifdef CONFIG_PAGE_SIZE_32KB
#define PGD_ORDER 0
#define PUD_ORDER aieeee_attempt_to_allocate_pud
-#define PMD_ORDER 0
+#define PMD_TABLE_ORDER 0
#define PTE_ORDER 0
#endif
#ifdef CONFIG_PAGE_SIZE_64KB
#define PGD_ORDER 0
#define PUD_ORDER aieeee_attempt_to_allocate_pud
#ifdef CONFIG_MIPS_VA_BITS_48
-#define PMD_ORDER 0
+#define PMD_TABLE_ORDER 0
#else
-#define PMD_ORDER aieeee_attempt_to_allocate_pmd
+#define PMD_TABLE_ORDER aieeee_attempt_to_allocate_pmd
#endif
#define PTE_ORDER 0
#endif
@@ -132,7 +132,7 @@
#define PTRS_PER_PUD ((PAGE_SIZE << PUD_ORDER) / sizeof(pud_t))
#endif
#ifndef __PAGETABLE_PMD_FOLDED
-#define PTRS_PER_PMD ((PAGE_SIZE << PMD_ORDER) / sizeof(pmd_t))
+#define PTRS_PER_PMD ((PAGE_SIZE << PMD_TABLE_ORDER) / sizeof(pmd_t))
#endif
#define PTRS_PER_PTE ((PAGE_SIZE << PTE_ORDER) / sizeof(pte_t))
--- a/arch/mips/kernel/asm-offsets.c~mips-rename-pmd_order-to-pmd_table_order
+++ a/arch/mips/kernel/asm-offsets.c
@@ -197,9 +197,6 @@ void output_mm_defines(void)
DEFINE(_PTE_T_LOG2, PTE_T_LOG2);
BLANK();
DEFINE(_PGD_ORDER, PGD_ORDER);
-#ifndef __PAGETABLE_PMD_FOLDED
- DEFINE(_PMD_ORDER, PMD_ORDER);
-#endif
DEFINE(_PTE_ORDER, PTE_ORDER);
BLANK();
DEFINE(_PMD_SHIFT, PMD_SHIFT);
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
mm-add-vma-iterator.patch
mmap-use-the-vma-iterator-in-count_vma_pages_range.patch
proc-remove-vma-rbtree-use-from-nommu.patch
arm64-remove-mmap-linked-list-from-vdso.patch
parisc-remove-mmap-linked-list-from-cache-handling.patch
powerpc-remove-mmap-linked-list-walks.patch
s390-remove-vma-linked-list-walks.patch
x86-remove-vma-linked-list-walks.patch
xtensa-remove-vma-linked-list-walks.patch
cxl-remove-vma-linked-list-walk.patch
optee-remove-vma-linked-list-walk.patch
um-remove-vma-linked-list-walk.patch
coredump-remove-vma-linked-list-walk.patch
exec-use-vma-iterator-instead-of-linked-list.patch
fs-proc-task_mmu-stop-using-linked-list-and-highest_vm_end.patch
acct-use-vma-iterator-instead-of-linked-list.patch
perf-use-vma-iterator.patch
sched-use-maple-tree-iterator-to-walk-vmas.patch
fork-use-vma-iterator.patch
mm-khugepaged-stop-using-vma-linked-list.patch
mm-ksm-use-vma-iterators-instead-of-vma-linked-list.patch
mm-mlock-use-vma-iterator-and-maple-state-instead-of-vma-linked-list.patch
mm-pagewalk-use-vma_find-instead-of-vma-linked-list.patch
i915-use-the-vma-iterator.patch
nommu-remove-uses-of-vma-linked-list.patch
mm-vmscan-convert-reclaim_clean_pages_from_list-to-folios.patch
mm-vmscan-convert-isolate_lru_pages-to-use-a-folio.patch
mm-vmscan-convert-move_pages_to_lru-to-use-a-folio.patch
mm-vmscan-convert-shrink_active_list-to-use-a-folio.patch
mm-vmscan-convert-reclaim_pages-to-use-a-folio.patch
mm-add-folios_put.patch
mm-swap-add-folio_batch_move_lru.patch
mm-swap-make-__pagevec_lru_add-static.patch
mm-swap-convert-lru_add-to-a-folio_batch.patch
mm-swap-convert-lru_deactivate_file-to-a-folio_batch.patch
mm-swap-convert-lru_deactivate-to-a-folio_batch.patch
mm-swap-convert-lru_lazyfree-to-a-folio_batch.patch
mm-swap-convert-activate_page-to-a-folio_batch.patch
mm-swap-rename-lru_pvecs-to-cpu_fbatches.patch
mm-swap-pull-the-cpu-conditional-out-of-__lru_add_drain_all.patch
mm-swap-optimise-lru_add_drain_cpu.patch
mm-swap-convert-try_to_free_swap-to-use-a-folio.patch
mm-swap-convert-release_pages-to-use-a-folio-internally.patch
mm-swap-convert-put_pages_list-to-use-folios.patch
mm-swap-convert-__put_page-to-__folio_put.patch
mm-swap-convert-__put_single_page-to-__folio_put_small.patch
mm-swap-convert-__put_compound_page-to-__folio_put_large.patch
mm-swap-convert-__page_cache_release-to-use-a-folio.patch
mm-convert-destroy_compound_page-to-destroy_large_folio.patch
mm-convert-page_swap_flags-to-folio_swap_flags.patch
mm-swap-convert-delete_from_swap_cache-to-take-a-folio.patch
mm-swap-convert-__delete_from_swap_cache-to-a-folio.patch
mips-rename-pmd_order-to-pmd_table_order.patch
