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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-20 19:30:58 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-20 19:30:58 +0300 |
| commit | 1b39e7de5f4110f0dfda32693b968ab7709977ec (patch) | |
| tree | 76cde8070b62733e06a06aee40cc266a1d9dd54f /fs/proc | |
| parent | cd5b27c9e334ff91ec39647957a3bdf75f171938 (diff) | |
| parent | 9becd7c25c61ae7e5b6fbfc3c226b1f23af7638c (diff) | |
| download | linux-rolling-lts.tar.xz | |
Merge v6.12.43linux-rolling-lts
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/task_mmu.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 72a58681f031..2257bf52fb2a 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -1007,10 +1007,13 @@ static int smaps_hugetlb_range(pte_t *pte, unsigned long hmask, { struct mem_size_stats *mss = walk->private; struct vm_area_struct *vma = walk->vma; - pte_t ptent = huge_ptep_get(walk->mm, addr, pte); struct folio *folio = NULL; bool present = false; + spinlock_t *ptl; + pte_t ptent; + ptl = huge_pte_lock(hstate_vma(vma), walk->mm, pte); + ptent = huge_ptep_get(walk->mm, addr, pte); if (pte_present(ptent)) { folio = page_folio(pte_page(ptent)); present = true; @@ -1029,6 +1032,7 @@ static int smaps_hugetlb_range(pte_t *pte, unsigned long hmask, else mss->private_hugetlb += huge_page_size(hstate_vma(vma)); } + spin_unlock(ptl); return 0; } #else |