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Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Muchun Song , Oscar Salvador , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Matthew Brost , Joshua Hahn , Rakie Kim , Byungchul Park , Gregory Price , Ying Huang , Alistair Popple , Axel Rasmussen , Yuanchu Xie , Wei Xu , Kemeng Shi , Kairui Song , Nhat Pham , Baoquan He , Chris Li , SeongJae Park , Matthew Wilcox , Jason Gunthorpe , Leon Romanovsky , Xu Xin , Chengming Zhou , Jann Horn , Miaohe Lin , Naoya Horiguchi , Pedro Falcato , Pasha Tatashin , Rik van Riel , Harry Yoo , Hugh Dickins , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, damon@lists.linux.dev Subject: Re: [PATCH v3 14/16] mm: remove is_hugetlb_entry_[migration, hwpoisoned]() Message-ID: <66178124-ebdf-4e23-b8ca-ed3eb8030c81@lucifer.local> References: 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Thanks, Lorenzo ----8<---- >From fab663ef70a57f71aef762538a9b31deca811791 Mon Sep 17 00:00:00 2001 From: Lorenzo Stoakes Date: Thu, 27 Nov 2025 17:41:49 +0000 Subject: [PATCH] fixup Signed-off-by: Lorenzo Stoakes --- fs/proc/task_mmu.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index d00ac179d973..81dfc26bfae8 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -2500,9 +2500,11 @@ static void make_uffd_wp_huge_pte(struct vm_area_struct *vma, const unsigned long psize = huge_page_size(hstate_vma(vma)); softleaf_t entry; - if (huge_pte_none(ptent)) + if (huge_pte_none(ptent)) { set_huge_pte_at(vma->vm_mm, addr, ptep, make_pte_marker(PTE_MARKER_UFFD_WP), psize); + return; + } entry = softleaf_from_pte(ptent); if (softleaf_is_hwpoison(entry) || softleaf_is_marker(entry)) -- 2.51.2