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nios2/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
2023-02-03 David Hildenbrandnios2/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandnios2/mm: refactor swap PTE layout
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandmips/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandmicroblaze/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandm68k/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandm68k/mm: remove dummy __swp definitions for nommu
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandloongarch/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandia64/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandhexagon/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandcsky/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandarm/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandarc/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandalpha/mm: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-02-03 David Hildenbrandmm/debug_vm_pgtable: more pte_swp_exclusive() sanity...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-19 David Hildenbrandselftests/mm: define MADV_PAGEOUT to fix compilation...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-19 David Hildenbranddrivers/misc/open-dice: don't touch VM_MAYSHARE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-19 David Hildenbrandmm/nommu: don't use VM_MAYSHARE for MAP_PRIVATE mappings
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-19 David Hildenbrandmm/nommu: factor out check for NOMMU shared mappings...
Signed-off-by: David Hildenbrand <david@redhat.com>
Cc: David Hildenbrand <david@redhat.com>
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2023-01-19 David Hildenbrandselftests/vm: cow: add COW tests for collapsing of...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-19 David Hildenbrandmm/mprotect: drop pgprot_t parameter from change_protection()
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-19 David Hildenbrandmm/userfaultfd: rely on vma->vm_page_prot in uffd_wp_range()
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-12 David Hildenbrandmm/userfaultfd: enable writenotify while userfaultfd...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-12 David Hildenbrandmm/hugetlb: fix uffd-wp handling for migration entries...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2023-01-12 David Hildenbrandmm/hugetlb: fix PTE marker handling in hugetlb_change_protec...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-16 David Hildenbrandmm/gup_test: free memory allocated via kvcalloc() using...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandselftests/vm: ksm_functional_tests: fixes for 32bit
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandselftests/vm: cow: fix compile warning on 32bit
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandselftests/vm: madv_populate: fix missing MADV_POPULATE_...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandmm/gup_test: fix PIN_LONGTERM_TEST_READ with highmem
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandmm/gup: remove FOLL_MIGRATION
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandmm/ksm: convert break_ksm() to use walk_page_range_vma()
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandmm/pagewalk: add walk_page_range_vma()
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandmm/ksm: fix KSM COW breaking with userfaultfd-wp via...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandmm: remove VM_FAULT_WRITE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandmm/ksm: simplify break_ksm() to not rely on VM_FAULT_WRITE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandselftests/vm: add test to measure MADV_UNMERGEABLE...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandmm/pagewalk: don't trigger test_walk() in walk_page_vma()
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-12 David Hildenbrandselftests/vm: add KSM unmerge tests
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-12-10 David Hildenbrandmm/swap: fix SWP_PFN_BITS with CONFIG_PHYS_ADDR_T_64BIT...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm/gup: disallow FOLL_FORCE|FOLL_WRITE on hugetlb mappings
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandhabanalabs: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David HildenbrandRDMA/hw/qib/qib_user_pages: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbranddrm/exynos: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm/frame-vector: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmedia: pci/ivtv: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbranddrm/etnaviv: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmedia: videobuf-dma-sg: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David HildenbrandRDMA/siw: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David HildenbrandRDMA/usnic: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David HildenbrandRDMA/umem: remove FOLL_FORCE usage
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm/gup: reliable R/O long-term pinning in COW mappings
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm: extend FAULT_FLAG_UNSHARE support to anything in...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm: don't call vm_ops->huge_fault() in wp_huge_pmd...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm: rework handling in do_wp_page() based on private...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm: add early FAULT_FLAG_WRITE consistency checks
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm: add early FAULT_FLAG_UNSHARE consistency checks
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandselftests/vm: cow: R/O long-term pinning reliability...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandselftests/vm: cow: basic COW tests for non-anonymous...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandselftests/vm: anon_cow: prepare for non-anonymous COW...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandselftests/vm: anon_cow: add mprotect() optimization...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm: remove unused savedwrite infrastructure
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm/autonuma: use can_change_(pte|pmd)_writable() to...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm/mprotect: factor out check whether manual PTE write...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm/huge_memory: try avoiding write faults when changing...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-30 David Hildenbrandmm/mprotect: minor can_change_pte_writable() cleanups
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-09 David Hildenbrandselftests/vm: anon_cow: add R/O longterm tests via...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-09 David Hildenbrandmm/gup_test: start/stop/read functionality for PIN...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-09 David Hildenbrandselftests/vm: anon_cow: add liburing test cases
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-09 David Hildenbrandselftests/vm: anon_cow: hugetlb tests
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-09 David Hildenbrandselftests/vm: anon_cow: THP tests
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-09 David Hildenbrandselftests/vm: factor out pagemap_is_populated() into...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-11-09 David Hildenbrandselftests/vm: anon_cow: test COW handling of anonymous...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-09-29 David Hildenbrandcheckpatch: warn on usage of VM_BUG_ON() and other...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-09-29 David Hildenbrandcoding-style.rst: document BUG() and WARN() rules ...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-09-27 David Hildenbrandmm: fixup documentation regarding pte_numa() and PROT_NUMA
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-09-27 David Hildenbrandmm/gup: use gup_can_follow_protnone() also in GUP-fast
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-09-27 David Hildenbrandmm/gup: replace FOLL_NUMA by gup_can_follow_protnone()
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-09-26 David Hildenbrandpowerpc/prom_init: drop PROM_BUG()
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-09-12 David Hildenbrandmm: fix PageAnonExclusive clearing racing with concurrent...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-08-20 David Hildenbrandmm/hugetlb: support write-faults in shared mappings
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-08-20 David Hildenbrandmm/hugetlb: fix hugetlb not supporting softdirty tracking
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-08-20 David Hildenbrandmm/gup: fix FOLL_FORCE COW security issue and remove...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-08-11 David Hildenbranddrivers/virtio: Clarify CONFIG_VIRTIO_MEM for unsupported...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-07-04 David Hildenbrandmm/mprotect: try avoiding write faults for exclusive...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-07-03 David Hildenbrandmm/rmap: fix dereferencing invalid subpage pointer...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-06-17 David HildenbrandMAINTAINERS: add MEMORY HOT(UN)PLUG section and add...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandpowerpc/pgtable: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandpowerpc/pgtable: remove _PAGE_BIT_SWAP_TYPE for book3s
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrands390/pgtable: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrands390/pgtable: cleanup description of swp pte layout
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandarm64/pgtable: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandx86/pgtable: support __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandmm/debug_vm_pgtable: add tests for __HAVE_ARCH_PTE_SWP_EXCLUSIVE
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandmm/swap: remember PG_anon_exclusive via a swp pte bit
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandmm/gup: sanity-check with CONFIG_DEBUG_VM that anonymous...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandmm/gup: trigger FAULT_FLAG_UNSHARE when R/O-pinning...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandmm: support GUP-triggered unsharing of anonymous pages
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandmm/gup: disallow follow_page(FOLL_PIN)
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandmm/rmap: fail try_to_migrate() early when setting a...
Signed-off-by: David Hildenbrand <david@redhat.com>
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2022-05-10 David Hildenbrandmm: remember exclusively mapped anonymous pages with...
Signed-off-by: David Hildenbrand <david@redhat.com>
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