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mm/huge_memory: use mm instead of tlb->mm

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Reduce the repetition, and lay the ground for further refactorings by
keeping this variable separate.

Link: https://lkml.kernel.org/r/98104cde87e4b2aabeb16f236b8731591594457f.1774029655.git.ljs@kernel.org
Signed-off-by: Lorenzo Stoakes (Oracle) <ljs@kernel.org>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Suren Baghdasaryan <surenb@google.com>
Cc: Barry Song <baohua@kernel.org>
Cc: David Hildenbrand <david@kernel.org>
Cc: Dev Jain <dev.jain@arm.com>
Cc: Lance Yang <lance.yang@linux.dev>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Nico Pache <npache@redhat.com>
Cc: Qi Zheng <zhengqi.arch@bytedance.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Lorenzo Stoakes (Oracle) 2026-03-20 18:07:26 +00:00 committed by Andrew Morton
parent 1fc034c1c9
commit 1c6b7ff60b
1 changed files with 4 additions and 3 deletions
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7
mm/huge_memory.c
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@ -2415,6 +2415,7 @@ bool zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma,
pmd_t *pmd, unsigned long addr)
{
bool has_deposit = arch_needs_pgtable_deposit();
struct mm_struct *mm = tlb->mm;
struct folio *folio = NULL;
bool flush_needed = false;
spinlock_t *ptl;
@ -2462,9 +2463,9 @@ bool zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma,
if (folio_test_anon(folio)) {
has_deposit = true;
add_mm_counter(tlb->mm, MM_ANONPAGES, -HPAGE_PMD_NR);
add_mm_counter(mm, MM_ANONPAGES, -HPAGE_PMD_NR);
} else {
add_mm_counter(tlb->mm, mm_counter_file(folio),
add_mm_counter(mm, mm_counter_file(folio),
-HPAGE_PMD_NR);
/*
@ -2483,7 +2484,7 @@ bool zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma,
out:
if (has_deposit)
zap_deposited_table(tlb->mm, pmd);
zap_deposited_table(mm, pmd);
spin_unlock(ptl);
if (flush_needed)