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mm/hugetlb: fix cow where page writtable in child
2021-05-15 Peter Xumm/hugetlb: fix cow where page writtable in child
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-05-15 Peter Xumm/hugetlb: fix F_SEAL_FUTURE_WRITE
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-05-05 Peter Xuhugetlb/userfaultfd: unshare all pmds for hugetlbfs...
Signed-off-by: Peter Xu <peterx@redhat.com>
Cc: Peter Xu <peterx@redhat.com>
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2021-05-05 Peter Xumm/hugetlb: move flush_hugetlb_tlb_range() into hugetlb.h
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-05-05 Peter Xuhugetlb/userfaultfd: forbid huge pmd sharing when uffd...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-05-05 Peter Xuhugetlb: pass vma into huge_pte_alloc() and huge_pmd_share()
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-04-21 Peter XuKVM: selftests: Sync data verify of dirty logging with...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-03-13 Peter Xuhugetlb: do early cow when page pinned on src mm
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-03-13 Peter Xumm: use is_cow_mapping() across tree where proper
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-03-13 Peter Xumm: introduce page_needs_cow_for_dma() for deciding...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-03-13 Peter Xuhugetlb: break earlier in add_reservation_in_range...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-03-13 Peter Xuhugetlb: dedup the code to add a new file_region
Signed-off-by: Peter Xu <peterx@redhat.com>
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2021-03-09 Peter Xudocs: filesystem: Update smaps vm flag list to latest
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-12-15 Peter Xuuserfaultfd/selftests: hint the test runner on required...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-12-15 Peter Xuuserfaultfd/selftests: fix retval check for userfaultfd_open()
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-12-15 Peter Xuuserfaultfd/selftests: always dump something in modes
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: selftests: Add "-c" parameter to dirty log test
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: selftests: Run dirty ring test asynchronously
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: selftests: Add dirty ring buffer test
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: selftests: Introduce after_vcpu_run hook for dirty...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: Don't allocate dirty bitmap if dirty ring is enabled
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: Make dirty ring exclusive to dirty bitmap log
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: X86: Implement ring-based dirty memory tracking
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: Pass in kvm pointer into mark_page_dirty_in_slot()
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-15 Peter XuKVM: X86: Don't track dirty for KVM_SET_[TSS_ADDR|IDENTITY_M...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-08 Peter XuKVM: selftests: Use a single binary for dirty/clear...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-08 Peter XuKVM: selftests: Always clear dirty bitmap after iteration
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-08 Peter XuKVM: Documentation: Update entry for KVM_CAP_ENFORCE_PV_CPUID
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-11-08 Peter XuKVM: Documentation: Update entry for KVM_X86_SET_MSR_FILTER
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-10-21 Peter XuKVM: Cache as_id in kvm_memory_slot
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-10-19 Peter XuKVM: VMX: Fix x2APIC MSR intercept handling on !APICV...
Co-developed-by: Peter Xu <peterx@redhat.com>
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2020-10-14 Peter Xumm: remove src/dst mm parameter in copy_page_range()
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-09-27 Peter Xumm/thp: Split huge pmds/puds if they're pinned when...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-09-27 Peter Xumm: Do early cow for pinned pages during fork() for...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-09-27 Peter Xumm/fork: Pass new vma pointer into copy_page_range()
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-09-27 Peter Xumm: Introduce mm_struct.has_pinned
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-09-04 Peter Xumm: Add PGREUSE counter
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-09-04 Peter Xumm/gup: Remove enfornced COW mechanism
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-09-04 Peter Xumm/ksm: Remove reuse_ksm_page()
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/gup: remove task_struct pointer for all gup code
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm: clean up the last pieces of page fault accountings
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/xtensa: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/x86: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/sparc64: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/sparc32: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/sh: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/s390: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/riscv: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/powerpc: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/parisc: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/openrisc: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/nios2: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/nds32: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/mips: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/microblaze: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/m68k: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/ia64: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/hexagon: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/csky: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/arm64: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/arm: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/arc: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm/alpha: use general page fault accounting
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-12 Peter Xumm: do page fault accounting in handle_mm_fault
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-08-07 Peter Xumm/hugetlb: fix calculation of adjust_range_if_pmd_sharing_p...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-07-08 Peter XuKVM: X86: Do the same ignore_msrs check for feature...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-07-08 Peter XuKVM: X86: Move ignore_msrs handling upper the stack
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-15 Peter XuKVM: Documentation: Fix up cpuid page
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-15 Peter XuKVM: X86: Sanity check on gfn before removal
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-15 Peter XuKVM: No need to retry for hva_to_pfn_remapped()
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-15 Peter XuKVM: X86: Force ASYNC_PF_PER_VCPU to be power of two
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-14 Peter Xumm/gup: fix fixup_user_fault() on multiple retries
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-07 Peter XuKVM: selftests: Add KVM_SET_GUEST_DEBUG test
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-07 Peter XuKVM: X86: Fix single-step with KVM_SET_GUEST_DEBUG
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-07 Peter XuKVM: X86: Set RTM for DB_VECTOR too for KVM_EXIT_DEBUG
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-07 Peter XuKVM: X86: Declare KVM_CAP_SET_GUEST_DEBUG properly
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-06 Peter XuKVM: X86: Declare KVM_CAP_SET_GUEST_DEBUG properly
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-05-06 Peter XuKVM: selftests: Fix build for evmcs.h
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-21 Peter Xumm/userfaultfd: disable userfaultfd-wp on x86_32
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-15 Peter Xusched/isolation: Allow "isolcpus=" to skip unknown...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-08 Peter Xumm/gup: Mark lock taken only after a successful retake
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-08 Peter Xumm/mempolicy: Allow lookup_node() to handle fatal signal
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xuuserfaultfd: selftests: add write-protect test
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xuuserfaultfd: selftests: refactor statistics
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xuuserfaultfd: wp: declare _UFFDIO_WRITEPROTECT conditionally
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xuuserfaultfd: wp: don't wake up when doing write protect
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xukhugepaged: skip collapse if uffd-wp detected
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xuuserfaultfd: wp: support swap and page migration
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xuuserfaultfd: wp: add pmd_swp_*uffd_wp() helpers
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xuuserfaultfd: wp: drop _PAGE_UFFD_WP properly when fork
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xuuserfaultfd: wp: apply _PAGE_UFFD_WP bit
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-07 Peter Xumm: merge parameters for change_protection()
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-02 Peter Xumm/userfaultfd: honor FAULT_FLAG_KILLABLE in fault...
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-02 Peter Xumm/gup: allow to react to fatal signals
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-02 Peter Xumm/gup: allow VM_FAULT_RETRY for multiple times
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-02 Peter Xumm: allow VM_FAULT_RETRY for multiple times
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-02 Peter Xumm: introduce FAULT_FLAG_INTERRUPTIBLE
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-02 Peter Xumm: introduce FAULT_FLAG_DEFAULT
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-02 Peter Xuuserfaultfd: don't retake mmap_sem to emulate NOPAGE
Signed-off-by: Peter Xu <peterx@redhat.com>
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2020-04-02 Peter Xumm: return faster for non-fatal signals in user mode...
Signed-off-by: Peter Xu <peterx@redhat.com>
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