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From: Dev Jain <dev.jain@arm.com>
To: muchun.song@linux.dev, osalvador@suse.de,
	akpm@linux-foundation.org, ljs@kernel.org, david@kernel.org,
	liam@infradead.org
Cc: Dev Jain <dev.jain@arm.com>,
	riel@surriel.com, vbabka@kernel.org, harry@kernel.org,
	jannh@google.com, lance.yang@linux.dev, kas@kernel.org,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	rcampbell@nvidia.com, apopple@nvidia.com, ziy@nvidia.com,
	matthew.brost@intel.com, joshua.hahnjy@gmail.com,
	rakie.kim@sk.com, byungchul@sk.com, gourry@gourry.net,
	ying.huang@linux.alibaba.com, mel@csn.ul.ie,
	nao.horiguchi@gmail.com, ak@linux.intel.com,
	j-nomura@ce.jp.nec.com, pfalcato@suse.de, dave.hansen@intel.com,
	tglx@kernel.org, jpoimboe@kernel.org, ryan.roberts@arm.com,
	anshuman.khandual@arm.com
Subject: [PATCH 0/5] Fix incorrect access of hugetlb pte entries
Date: Thu, 25 Jun 2026 11:29:49 +0000	[thread overview]
Message-ID: <20260625112955.3254283-1-dev.jain@arm.com> (raw)

There are various places which use ptep_get() to get the pte entry
corresponding to a hugetlb folio. Some arches have special handling
to compute the pteval, so they provide huge_ptep_get(). Use this
helper consistently.

Dev Jain (5):
  mm/rmap: use huge_ptep_get() in try_to_unmap_one()
  mm/rmap: use huge_ptep_get() in try_to_migrate_one()
  mm/migrate: use huge_ptep_get() in remove_migration_pte()
  mm/page_vma_mapped: use huge_ptep_get() for hugetlb
  mm/mprotect: use huge_ptep_get() for hugetlb

 include/linux/hugetlb.h |  3 +++
 mm/migrate.c            |  6 +++++-
 mm/mprotect.c           |  8 +++++++-
 mm/page_vma_mapped.c    |  8 +++++++-
 mm/rmap.c               | 32 ++++++++++++++++++++------------
 5 files changed, 42 insertions(+), 15 deletions(-)

-- 
2.43.0



             reply	other threads:[~2026-06-25 11:30 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-25 11:29 Dev Jain [this message]
2026-06-25 11:29 ` [PATCH 1/5] mm/rmap: use huge_ptep_get() in try_to_unmap_one() Dev Jain
2026-06-26  3:17   ` Muchun Song
2026-06-26  4:03     ` Dev Jain
2026-06-26  4:16       ` Muchun Song
2026-06-25 11:29 ` [PATCH 2/5] mm/rmap: use huge_ptep_get() in try_to_migrate_one() Dev Jain
2026-06-26  3:24   ` Muchun Song
2026-06-25 11:29 ` [PATCH 3/5] mm/migrate: use huge_ptep_get() in remove_migration_pte() Dev Jain
2026-06-26  3:32   ` Muchun Song
2026-06-25 11:29 ` [PATCH 4/5] mm/page_vma_mapped: use huge_ptep_get() for hugetlb Dev Jain
2026-06-26  2:31   ` Lance Yang
2026-06-26  4:06     ` Dev Jain
2026-06-26  7:48   ` Lance Yang
2026-06-26  9:14     ` Lance Yang
2026-06-26 13:23     ` Dev Jain
2026-06-26 14:10       ` Lance Yang
2026-06-26 15:26         ` Dev Jain
2026-06-26 16:46           ` Lance Yang
2026-06-25 11:29 ` [PATCH 5/5] mm/mprotect: " Dev Jain
2026-06-26  3:40   ` Muchun Song
2026-06-26  4:08     ` Dev Jain
2026-06-26  4:21       ` Muchun Song
2026-06-26  4:42         ` Dev Jain
2026-06-25 13:59 ` [PATCH 0/5] Fix incorrect access of hugetlb pte entries Zi Yan
2026-06-26  4:09   ` Dev Jain

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