The patch titled
Subject: mm: change pudp_huge_get_and_clear_full take vm_area_struct as arg
has been added to the -mm mm-unstable branch. Its filename is
mm-change-pudp_huge_get_and_clear_full-take-vm_area_struct-as-arg.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-change-pudp_huge_get_and_clear_full-take-vm_area_struct-as-arg.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: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxx>
Subject: mm: change pudp_huge_get_and_clear_full take vm_area_struct as arg
Date: Tue, 25 Jul 2023 00:37:48 +0530
We will use this in a later patch to do tlb flush when clearing pud
entries on powerpc. This is similar to commit 93a98695f2f9 ("mm: change
pmdp_huge_get_and_clear_full take vm_area_struct as arg")
Link: https://lkml.kernel.org/r/20230724190759.483013-3-aneesh.kumar@xxxxxxxxxxxxx
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxx>
Reviewed-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Cc: Joao Martins <joao.m.martins@xxxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Muchun Song <muchun.song@xxxxxxxxx>
Cc: Nicholas Piggin <npiggin@xxxxxxxxx>
Cc: Oscar Salvador <osalvador@xxxxxxx>
Cc: Will Deacon <will@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/pgtable.h | 4 ++--
mm/debug_vm_pgtable.c | 2 +-
mm/huge_memory.c | 2 +-
3 files changed, 4 insertions(+), 4 deletions(-)
--- a/include/linux/pgtable.h~mm-change-pudp_huge_get_and_clear_full-take-vm_area_struct-as-arg
+++ a/include/linux/pgtable.h
@@ -456,11 +456,11 @@ static inline pmd_t pmdp_huge_get_and_cl
#endif
#ifndef __HAVE_ARCH_PUDP_HUGE_GET_AND_CLEAR_FULL
-static inline pud_t pudp_huge_get_and_clear_full(struct mm_struct *mm,
+static inline pud_t pudp_huge_get_and_clear_full(struct vm_area_struct *vma,
unsigned long address, pud_t *pudp,
int full)
{
- return pudp_huge_get_and_clear(mm, address, pudp);
+ return pudp_huge_get_and_clear(vma->vm_mm, address, pudp);
}
#endif
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
--- a/mm/debug_vm_pgtable.c~mm-change-pudp_huge_get_and_clear_full-take-vm_area_struct-as-arg
+++ a/mm/debug_vm_pgtable.c
@@ -385,7 +385,7 @@ static void __init pud_advanced_tests(st
WARN_ON(!(pud_write(pud) && pud_dirty(pud)));
#ifndef __PAGETABLE_PMD_FOLDED
- pudp_huge_get_and_clear_full(args->mm, vaddr, args->pudp, 1);
+ pudp_huge_get_and_clear_full(args->vma, vaddr, args->pudp, 1);
pud = READ_ONCE(*args->pudp);
WARN_ON(!pud_none(pud));
#endif /* __PAGETABLE_PMD_FOLDED */
--- a/mm/huge_memory.c~mm-change-pudp_huge_get_and_clear_full-take-vm_area_struct-as-arg
+++ a/mm/huge_memory.c
@@ -1981,7 +1981,7 @@ int zap_huge_pud(struct mmu_gather *tlb,
if (!ptl)
return 0;
- pudp_huge_get_and_clear_full(tlb->mm, addr, pud, tlb->fullmm);
+ pudp_huge_get_and_clear_full(vma, addr, pud, tlb->fullmm);
tlb_remove_pud_tlb_entry(tlb, pud, addr);
if (vma_is_special_huge(vma)) {
spin_unlock(ptl);
_
Patches currently in -mm which might be from aneesh.kumar@xxxxxxxxxxxxx are
mm-hugepage-pud-allow-arch-specific-helper-function-to-check-huge-page-pud-support.patch
mm-change-pudp_huge_get_and_clear_full-take-vm_area_struct-as-arg.patch
mm-vmemmap-improve-vmemmap_can_optimize-and-allow-architectures-to-override.patch
mm-vmemmap-allow-architectures-to-override-how-vmemmap-optimization-works.patch
mm-add-pud_same-similar-to-__have_arch_p4d_same.patch
mm-huge-pud-use-transparent-huge-pud-helpers-only-with-config_transparent_hugepage.patch
mm-vmemmap-optimization-split-hugetlb-and-devdax-vmemmap-optimization.patch
powerpc-mm-trace-convert-trace-event-to-trace-event-class.patch
powerpc-book3s64-mm-enable-transparent-pud-hugepage.patch
powerpc-book3s64-vmemmap-switch-radix-to-use-a-different-vmemmap-handling-function.patch
powerpc-book3s64-radix-add-support-for-vmemmap-optimization-for-radix.patch
powerpc-book3s64-radix-remove-mmu_vmemmap_psize.patch
powerpc-book3s64-radix-add-debug-message-to-give-more-details-of-vmemmap-allocation.patch
