[PATCH mm-unstable v9 31/31] mm: Remove pgtable_{pmd, pte}_page_{ctor, dtor}() wrappers

These functions are no longer necessary. Remove them and cleanup Documentation referencing them. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- Documentation/mm/split_page_table_lock.rst| 12 +-- .../zh_CN/mm/split_page_table_lock.rst| 14

[PATCH mm-unstable v9 30/31] um: Convert {pmd, pte}_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Also cleans up some spacing issues. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/um/include/asm/pgalloc.h | 18 +- 1 file changed, 9 insertions(+), 9

[PATCH mm-unstable v9 28/31] 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. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/sparc/mm/init_64.c | 17 + 1 file changed, 9

[PATCH mm-unstable v9 29/31] sparc: Convert pgtable_pte_page_{ctor, dtor}() to ptdesc equivalents

Part of the conversions to replace pgtable pte constructor/destructors with ptdesc equivalents. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/sparc/mm/srmmu.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/sparc/mm/srmmu.c b/arch

[PATCH mm-unstable v9 27/31] sh: Convert pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Also cleans up some spacing issues. Reviewed-by: Geert Uytterhoeven Acked-by: John Paul Adrian Glaubitz Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/sh/include/asm

[PATCH mm-unstable v9 26/31] riscv: Convert alloc_{pmd, pte}_late() to use ptdescs

page tables further. Acked-by: Palmer Dabbelt Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/riscv/include/asm/pgalloc.h | 8 arch/riscv/mm/init.c | 16 ++-- 2 files changed, 10 insertions(+), 14 deletions(-) diff --git a/arch

[PATCH mm-unstable v9 24/31] nios2: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Acked-by: Mike Rapoport (IBM) Acked-by: Dinh Nguyen Signed-off-by: Vishal Moola (Oracle) --- arch/nios2/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git

[PATCH mm-unstable v9 25/31] openrisc: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/openrisc/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/openrisc

[PATCH mm-unstable v9 23/31] mips: Convert various functions to use ptdescs

page tables further. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/mips/include/asm/pgalloc.h | 32 ++-- arch/mips/mm/pgtable.c | 8 +--- 2 files changed, 23 insertions(+), 17 deletions(-) diff --git a/arch/mips/include/asm

[PATCH mm-unstable v9 22/31] m68k: Convert various functions to use ptdescs

page tables further. Acked-by: Mike Rapoport (IBM) Acked-by: Geert Uytterhoeven Signed-off-by: Vishal Moola (Oracle) --- arch/m68k/include/asm/mcf_pgalloc.h | 47 ++-- arch/m68k/include/asm/sun3_pgalloc.h | 8 ++--- arch/m68k/mm/motorola.c | 4 +-- 3

[PATCH mm-unstable v9 20/31] hexagon: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/hexagon/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/hexagon/include

[PATCH mm-unstable v9 19/31] csky: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Acked-by: Guo Ren Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/csky/include/asm/pgalloc.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch

[PATCH mm-unstable v9 21/31] loongarch: Convert various functions to use ptdescs

page tables further. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/loongarch/include/asm/pgalloc.h | 27 +++ arch/loongarch/mm/pgtable.c | 7 --- 2 files changed, 19 insertions(+), 15 deletions(-) diff --git a/arch/loongarch

[PATCH mm-unstable v9 18/31] arm64: 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. Acked-by: Mike Rapoport (IBM) Acked-by: Catalin Marinas Signed-off-by: Vishal Moola (Oracle) --- arch/arm64/include/asm/tlb.h | 14

[PATCH mm-unstable v9 17/31] arm: Convert various functions to use ptdescs

page tables further. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/arm/include/asm/tlb.h | 12 +++- arch/arm/mm/mmu.c | 7 --- 2 files changed, 11 insertions(+), 8 deletions(-) diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm

[PATCH mm-unstable v9 16/31] pgalloc: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) --- include/asm-generic/pgalloc.h | 88 +-- 1 file changed, 52 insertions(+), 36 deletions(-) diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h index a7cf825befae..c75d4a753849

[PATCH mm-unstable v9 15/31] mm: remove page table members from struct page

The page table members are now split out into their own ptdesc struct. Remove them from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm_types.h | 21 - 1 file changed, 21 deletions(-) diff --git a/include/linux

[PATCH mm-unstable v9 14/31] s390: Convert various pgalloc functions to use ptdescs

page tables further. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/s390/include/asm/pgalloc.h | 4 +- arch/s390/include/asm/tlb.h | 4 +- arch/s390/mm/pgalloc.c | 128 3 files changed, 69 insertions(+), 67 deletions

[PATCH mm-unstable v9 12/31] powerpc: Convert various functions to use ptdescs

In order to split struct ptdesc from struct page, convert various functions to use ptdescs. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/powerpc/mm/book3s64/mmu_context.c | 10 ++--- arch/powerpc/mm/book3s64/pgtable.c | 32 +++--- arch/powerpc/mm

[PATCH mm-unstable v9 13/31] x86: Convert various functions to use ptdescs

In order to split struct ptdesc from struct page, convert various functions to use ptdescs. Some of the functions use the *get*page*() helper functions. Convert these to use pagetable_alloc() and ptdesc_address() instead to help standardize page tables further. Signed-off-by: Vishal Moola

[PATCH mm-unstable v9 10/31] mm: Convert ptlock_free() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm.h | 10 +- mm/memory.c| 4 ++-- 2 files changed, 7 insertions(+), 7 deletions

[PATCH mm-unstable v9 11/31] mm: Create ptdesc equivalents for pgtable_{pte,pmd}_page_{ctor,dtor}

Create pagetable_pte_ctor(), pagetable_pmd_ctor(), pagetable_pte_dtor(), and pagetable_pmd_dtor() and make the original pgtable constructor/destructors wrappers. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm.h | 56

[PATCH mm-unstable v9 08/31] mm: Convert ptlock_init() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm.h | 14 +++--- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/include

[PATCH mm-unstable v9 09/31] 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. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm.h | 10 +- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux

[PATCH mm-unstable v9 07/31] mm: Convert pmd_ptlock_init() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm.h | 10 +- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux

[PATCH mm-unstable v9 06/31] mm: Convert ptlock_ptr() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- arch/x86/xen/mmu_pv.c | 2 +- include/linux/mm.h| 14 +++--- 2 files changed, 8 insertions(+), 8

[PATCH mm-unstable v9 05/31] mm: Convert ptlock_alloc() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm.h | 6 +++--- mm/memory.c| 4 ++-- 2 files changed, 5 insertions(+), 5 deletions

[PATCH mm-unstable v9 04/31] mm: Convert pmd_pgtable_page() callers to use pmd_ptdesc()

Converts internal pmd_pgtable_page() callers to use pmd_ptdesc(). This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include/linux/mm.h | 4 ++-- 1 file changed

[PATCH mm-unstable v9 03/31] mm: add utility functions for ptdesc

() is defined to allocate new ptdesc pages as compound pages. This is to standardize ptdescs by allowing for one allocation and one free function, in contrast to 2 allocation and 2 free functions. Signed-off-by: Vishal Moola (Oracle) --- include/asm-generic/tlb.h | 11 +++ include/linux/mm.h

[PATCH mm-unstable v9 01/31] mm: Add PAGE_TYPE_OP folio functions

No folio equivalents for page type operations have been defined, so define them for later folio conversions. Also changes the Page##uname macros to take in const struct page* since we only read the memory here. Acked-by: Mike Rapoport (IBM) Signed-off-by: Vishal Moola (Oracle) --- include

[PATCH mm-unstable v9 02/31] pgtable: create struct ptdesc

Currently, page table information is stored within struct page. As part of simplifying struct page, create struct ptdesc for page table information. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm_types.h | 70 1

[PATCH mm-unstable v9 00/31] Split ptdesc from struct page

/pgtable.h Vishal Moola (Oracle) (31): mm: Add PAGE_TYPE_OP folio functions pgtable: create struct ptdesc mm: add utility functions for ptdesc mm: Convert pmd_pgtable_page() callers to use pmd_ptdesc() mm: Convert ptlock_alloc() to use ptdescs mm: Convert ptlock_ptr() to use ptdescs mm

[PATCH mm-unstable v8 31/31] mm: Remove pgtable_{pmd, pte}_page_{ctor, dtor}() wrappers

These functions are no longer necessary. Remove them and cleanup Documentation referencing them. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- Documentation/mm/split_page_table_lock.rst| 12 +-- .../zh_CN/mm/split_page_table_lock.rst| 14

[PATCH mm-unstable v8 30/31] um: Convert {pmd, pte}_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Also cleans up some spacing issues. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/um/include/asm/pgalloc.h | 18 +- 1 file changed, 9 insertions(+), 9

[PATCH mm-unstable v8 29/31] sparc: Convert pgtable_pte_page_{ctor, dtor}() to ptdesc equivalents

Part of the conversions to replace pgtable pte constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/sparc/mm/srmmu.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/sparc/mm/srmmu.c b/arch

[PATCH mm-unstable v8 28/31] 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. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/sparc/mm/init_64.c | 17 + 1 file changed, 9

[PATCH mm-unstable v8 27/31] sh: Convert pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Also cleans up some spacing issues. Signed-off-by: Vishal Moola (Oracle) Reviewed-by: Geert Uytterhoeven Acked-by: John Paul Adrian Glaubitz Acked-by: Mike Rapoport (IBM) --- arch/sh/include/asm

[PATCH mm-unstable v8 26/31] riscv: Convert alloc_{pmd, pte}_late() to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Palmer Dabbelt Acked-by: Mike Rapoport (IBM) --- arch/riscv/include/asm/pgalloc.h | 8 arch/riscv/mm/init.c | 16 ++-- 2 files changed, 10 insertions(+), 14 deletions(-) diff --git a/arch

[PATCH mm-unstable v8 25/31] openrisc: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/openrisc/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/openrisc

[PATCH mm-unstable v8 24/31] nios2: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) Acked-by: Dinh Nguyen --- arch/nios2/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git

[PATCH mm-unstable v8 23/31] mips: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/mips/include/asm/pgalloc.h | 32 ++-- arch/mips/mm/pgtable.c | 8 +--- 2 files changed, 23 insertions(+), 17 deletions(-) diff --git a/arch/mips/include/asm

[PATCH mm-unstable v8 22/31] m68k: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) Acked-by: Geert Uytterhoeven --- arch/m68k/include/asm/mcf_pgalloc.h | 47 ++-- arch/m68k/include/asm/sun3_pgalloc.h | 8 ++--- arch/m68k/mm/motorola.c | 4 +-- 3

[PATCH mm-unstable v8 21/31] loongarch: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/loongarch/include/asm/pgalloc.h | 27 +++ arch/loongarch/mm/pgtable.c | 7 --- 2 files changed, 19 insertions(+), 15 deletions(-) diff --git a/arch/loongarch

[PATCH mm-unstable v8 20/31] hexagon: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/hexagon/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/hexagon/include

[PATCH mm-unstable v8 19/31] csky: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Guo Ren Acked-by: Mike Rapoport (IBM) --- arch/csky/include/asm/pgalloc.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch

[PATCH mm-unstable v8 18/31] arm64: 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. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) Acked-by: Catalin Marinas --- arch/arm64/include/asm/tlb.h | 14

[PATCH mm-unstable v8 16/31] pgalloc: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) --- include/asm-generic/pgalloc.h | 88 +-- 1 file changed, 52 insertions(+), 36 deletions(-) diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h index a7cf825befae..c75d4a753849

[PATCH mm-unstable v8 17/31] arm: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/arm/include/asm/tlb.h | 12 +++- arch/arm/mm/mmu.c | 7 --- 2 files changed, 11 insertions(+), 8 deletions(-) diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm

[PATCH mm-unstable v8 14/31] s390: Convert various pgalloc functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/s390/include/asm/pgalloc.h | 4 +- arch/s390/include/asm/tlb.h | 4 +- arch/s390/mm/pgalloc.c | 128 3 files changed, 69 insertions(+), 67 deletions

[PATCH mm-unstable v8 15/31] mm: Remove page table members from struct page

The page table members are now split out into their own ptdesc struct. Remove them from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm_types.h | 18 -- include/linux/pgtable.h | 3 --- 2 files changed, 21 deletions

[PATCH mm-unstable v8 13/31] x86: Convert various functions to use ptdescs

In order to split struct ptdesc from struct page, convert various functions to use ptdescs. Some of the functions use the *get*page*() helper functions. Convert these to use pagetable_alloc() and ptdesc_address() instead to help standardize page tables further. Signed-off-by: Vishal Moola

[PATCH mm-unstable v8 12/31] powerpc: Convert various functions to use ptdescs

In order to split struct ptdesc from struct page, convert various functions to use ptdescs. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/powerpc/mm/book3s64/mmu_context.c | 10 ++--- arch/powerpc/mm/book3s64/pgtable.c | 32 +++--- arch/powerpc/mm

[PATCH mm-unstable v8 11/31] mm: Create ptdesc equivalents for pgtable_{pte,pmd}_page_{ctor,dtor}

Create pagetable_pte_ctor(), pagetable_pmd_ctor(), pagetable_pte_dtor(), and pagetable_pmd_dtor() and make the original pgtable constructor/destructors wrappers. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 56

[PATCH mm-unstable v8 09/31] 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. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 10 +- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux

[PATCH mm-unstable v8 10/31] mm: Convert ptlock_free() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 10 +- mm/memory.c| 4 ++-- 2 files changed, 7 insertions(+), 7 deletions

[PATCH mm-unstable v8 08/31] mm: Convert ptlock_init() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 14 +++--- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/include

[PATCH mm-unstable v8 07/31] mm: Convert pmd_ptlock_init() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 10 +- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux

[PATCH mm-unstable v8 06/31] mm: Convert ptlock_ptr() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/x86/xen/mmu_pv.c | 2 +- include/linux/mm.h| 14 +++--- 2 files changed, 8 insertions(+), 8

[PATCH mm-unstable v8 05/31] mm: Convert ptlock_alloc() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 6 +++--- mm/memory.c| 4 ++-- 2 files changed, 5 insertions(+), 5 deletions

[PATCH mm-unstable v8 04/31] mm: Convert pmd_pgtable_page() callers to use pmd_ptdesc()

Converts internal pmd_pgtable_page() callers to use pmd_ptdesc(). This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 4 ++-- 1 file changed

[PATCH mm-unstable v8 03/31] mm: add utility functions for ptdesc

() is defined to allocate new ptdesc pages as compound pages. This is to standardize ptdescs by allowing for one allocation and one free function, in contrast to 2 allocation and 2 free functions. Signed-off-by: Vishal Moola (Oracle) --- include/asm-generic/tlb.h | 11 +++ include/linux/mm.h

[PATCH mm-unstable v8 02/31] pgtable: Create struct ptdesc

Currently, page table information is stored within struct page. As part of simplifying struct page, create struct ptdesc for page table information. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/pgtable.h | 71 + 1

[PATCH mm-unstable v8 01/31] mm: Add PAGE_TYPE_OP folio functions

No folio equivalents for page type operations have been defined, so define them for later folio conversions. Also changes the Page##uname macros to take in const struct page* since we only read the memory here. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include

[PATCH mm-unstable v8 00/31] Split ptdesc from struct page

happen. This is rebased on mm-unstable. v8: Fix some compiler issues v7: Drop s390 gmap ptdesc conversions - gmap is unecessary complication that can be dealt with later Be more thorough with ptdesc struct sanity checks and comments Rebase onto mm-unstable Vishal Moola (Oracle) (31

[PATCH mm-unstable v7 31/31] mm: Remove pgtable_{pmd, pte}_page_{ctor, dtor}() wrappers

These functions are no longer necessary. Remove them and cleanup Documentation referencing them. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- Documentation/mm/split_page_table_lock.rst| 12 +-- .../zh_CN/mm/split_page_table_lock.rst| 14

[PATCH mm-unstable v7 30/31] um: Convert {pmd, pte}_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Also cleans up some spacing issues. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/um/include/asm/pgalloc.h | 18 +- 1 file changed, 9 insertions(+), 9

[PATCH mm-unstable v7 29/31] sparc: Convert pgtable_pte_page_{ctor, dtor}() to ptdesc equivalents

Part of the conversions to replace pgtable pte constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/sparc/mm/srmmu.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/sparc/mm/srmmu.c b/arch

[PATCH mm-unstable v7 28/31] 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. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/sparc/mm/init_64.c | 17 + 1 file changed, 9

[PATCH mm-unstable v7 27/31] sh: Convert pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Also cleans up some spacing issues. Signed-off-by: Vishal Moola (Oracle) Reviewed-by: Geert Uytterhoeven Acked-by: John Paul Adrian Glaubitz Acked-by: Mike Rapoport (IBM) --- arch/sh/include/asm

[PATCH mm-unstable v7 26/31] riscv: Convert alloc_{pmd, pte}_late() to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Palmer Dabbelt Acked-by: Mike Rapoport (IBM) --- arch/riscv/include/asm/pgalloc.h | 8 arch/riscv/mm/init.c | 16 ++-- 2 files changed, 10 insertions(+), 14 deletions(-) diff --git a/arch

[PATCH mm-unstable v7 25/31] openrisc: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/openrisc/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/openrisc

[PATCH mm-unstable v7 24/31] nios2: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) Acked-by: Dinh Nguyen --- arch/nios2/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git

[PATCH mm-unstable v7 23/31] mips: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/mips/include/asm/pgalloc.h | 32 ++-- arch/mips/mm/pgtable.c | 8 +--- 2 files changed, 23 insertions(+), 17 deletions(-) diff --git a/arch/mips/include/asm

[PATCH mm-unstable v7 22/31] m68k: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) Acked-by: Geert Uytterhoeven --- arch/m68k/include/asm/mcf_pgalloc.h | 47 ++-- arch/m68k/include/asm/sun3_pgalloc.h | 8 ++--- arch/m68k/mm/motorola.c | 4 +-- 3

[PATCH mm-unstable v7 21/31] loongarch: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/loongarch/include/asm/pgalloc.h | 27 +++ arch/loongarch/mm/pgtable.c | 7 --- 2 files changed, 19 insertions(+), 15 deletions(-) diff --git a/arch/loongarch

[PATCH mm-unstable v7 20/31] hexagon: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/hexagon/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/hexagon/include

[PATCH mm-unstable v7 19/31] csky: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Guo Ren Acked-by: Mike Rapoport (IBM) --- arch/csky/include/asm/pgalloc.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch

[PATCH mm-unstable v7 18/31] arm64: 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. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) Acked-by: Catalin Marinas --- arch/arm64/include/asm/tlb.h | 14

[PATCH mm-unstable v7 17/31] arm: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/arm/include/asm/tlb.h | 12 +++- arch/arm/mm/mmu.c | 7 --- 2 files changed, 11 insertions(+), 8 deletions(-) diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm

[PATCH mm-unstable v7 16/31] pgalloc: Convert various functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) --- include/asm-generic/pgalloc.h | 88 +-- 1 file changed, 52 insertions(+), 36 deletions(-) diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h index a7cf825befae..c75d4a753849

[PATCH mm-unstable v7 15/31] mm: Remove page table members from struct page

The page table members are now split out into their own ptdesc struct. Remove them from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm_types.h | 18 -- include/linux/pgtable.h | 3 --- 2 files changed, 21 deletions

[PATCH mm-unstable v7 14/31] s390: Convert various pgalloc functions to use ptdescs

page tables further. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/s390/include/asm/pgalloc.h | 4 +- arch/s390/include/asm/tlb.h | 4 +- arch/s390/mm/pgalloc.c | 128 3 files changed, 69 insertions(+), 67 deletions

[PATCH mm-unstable v7 13/31] x86: Convert various functions to use ptdescs

In order to split struct ptdesc from struct page, convert various functions to use ptdescs. Some of the functions use the *get*page*() helper functions. Convert these to use pagetable_alloc() and ptdesc_address() instead to help standardize page tables further. Signed-off-by: Vishal Moola

[PATCH mm-unstable v7 12/31] powerpc: Convert various functions to use ptdescs

In order to split struct ptdesc from struct page, convert various functions to use ptdescs. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/powerpc/mm/book3s64/mmu_context.c | 10 ++--- arch/powerpc/mm/book3s64/pgtable.c | 32 +++ arch/powerpc/mm

[PATCH mm-unstable v7 11/31] mm: Create ptdesc equivalents for pgtable_{pte,pmd}_page_{ctor,dtor}

Create pagetable_pte_ctor(), pagetable_pmd_ctor(), pagetable_pte_dtor(), and pagetable_pmd_dtor() and make the original pgtable constructor/destructors wrappers. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 56

[PATCH mm-unstable v7 10/31] mm: Convert ptlock_free() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 10 +- mm/memory.c| 4 ++-- 2 files changed, 7 insertions(+), 7 deletions

[PATCH mm-unstable v7 09/31] 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. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 10 +- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux

[PATCH mm-unstable v7 07/31] mm: Convert pmd_ptlock_init() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 10 +- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux

[PATCH mm-unstable v7 08/31] mm: Convert ptlock_init() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 14 +++--- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/include

[PATCH mm-unstable v7 06/31] mm: Convert ptlock_ptr() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/x86/xen/mmu_pv.c | 2 +- include/linux/mm.h| 14 +++--- 2 files changed, 8 insertions(+), 8

[PATCH mm-unstable v7 05/31] mm: Convert ptlock_alloc() to use ptdescs

This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 6 +++--- mm/memory.c| 4 ++-- 2 files changed, 5 insertions(+), 5 deletions

[PATCH mm-unstable v7 04/31] mm: Convert pmd_pgtable_page() callers to use pmd_ptdesc()

Converts internal pmd_pgtable_page() callers to use pmd_ptdesc(). This removes some direct accesses to struct page, working towards splitting out struct ptdesc from struct page. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/mm.h | 4 ++-- 1 file changed

[PATCH mm-unstable v7 03/31] mm: add utility functions for ptdesc

() is defined to allocate new ptdesc pages as compound pages. This is to standardize ptdescs by allowing for one allocation and one free function, in contrast to 2 allocation and 2 free functions. Signed-off-by: Vishal Moola (Oracle) --- include/asm-generic/tlb.h | 11 +++ include/linux/mm.h

[PATCH mm-unstable v7 02/31] pgtable: Create struct ptdesc

Currently, page table information is stored within struct page. As part of simplifying struct page, create struct ptdesc for page table information. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include/linux/pgtable.h | 71 + 1

[PATCH mm-unstable v7 01/31] mm: Add PAGE_TYPE_OP folio functions

No folio equivalents for page type operations have been defined, so define them for later folio conversions. Also changes the Page##uname macros to take in const struct page* since we only read the memory here. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- include

[PATCH mm-unstable v7 00/31] Split ptdesc from struct page

happen. This is rebased on mm-unstable. v7: Drop s390 gmap ptdesc conversions - gmap is unecessary complication that can be dealt with later Be more thorough with ptdesc struct sanity checks and comments Rebase onto mm-unstable Vishal Moola (Oracle) (31): mm: Add PAGE_TYPE_OP folio

[PATCH v6 22/33] hexagon: Convert __pte_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/hexagon/include/asm/pgalloc.h | 8 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/hexagon/include

[PATCH v6 33/33] mm: Remove pgtable_{pmd, pte}_page_{ctor, dtor}() wrappers

These functions are no longer necessary. Remove them and cleanup Documentation referencing them. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- Documentation/mm/split_page_table_lock.rst| 12 +-- .../zh_CN/mm/split_page_table_lock.rst| 14

[PATCH v6 31/33] sparc: Convert pgtable_pte_page_{ctor, dtor}() to ptdesc equivalents

Part of the conversions to replace pgtable pte constructor/destructors with ptdesc equivalents. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/sparc/mm/srmmu.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/sparc/mm/srmmu.c b/arch

[PATCH v6 32/33] um: Convert {pmd, pte}_free_tlb() to use ptdescs

Part of the conversions to replace pgtable constructor/destructors with ptdesc equivalents. Also cleans up some spacing issues. Signed-off-by: Vishal Moola (Oracle) Acked-by: Mike Rapoport (IBM) --- arch/um/include/asm/pgalloc.h | 18 +- 1 file changed, 9 insertions(+), 9

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