Searched refs:UFFDIO_COPY (Results 1 – 8 of 8) sorted by relevance
/linux/Documentation/admin-guide/mm/ |
H A D | userfaultfd.rst | 145 - ``UFFDIO_COPY`` atomically copies some existing page contents from 164 resolved by either providing a new page (``UFFDIO_COPY``), or mapping 244 resolving missing / minor faults with ``UFFDIO_COPY`` or ``UFFDIO_CONTINUE`` 328 the QEMU running in the destination node runs ``UFFDIO_COPY|ZEROPAGE`` 336 userfault was already resolved and waken by a ``UFFDIO_COPY|ZEROPAGE`` run 347 usual with the ``UFFDIO_COPY|ZEROPAGE`` (without actually knowing if it 360 postcopy thread just before ``UFFDIO_COPY|ZEROPAGE`` runs in the migration 410 ``UFFDIO_COPY`` on the unmapped area. 416 carefully synchronize calls to ``UFFDIO_COPY`` with the events 417 processing. To aid the synchronization, the ``UFFDIO_COPY`` ioctl will [all …]
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/linux/tools/testing/selftests/powerpc/tm/ |
H A D | tm-signal-pagefault.c | 130 if (ioctl(uffd, UFFDIO_COPY, &uffdio_copy) == -1) { in fault_handler_thread()
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/linux/include/uapi/linux/ |
H A D | userfaultfd.h | 94 #define UFFDIO_COPY _IOWR(UFFDIO, _UFFDIO_COPY, \ macro
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/linux/tools/testing/selftests/mm/ |
H A D | uffd-common.c | 577 if (ioctl(ufd, UFFDIO_COPY, uffdio_copy)) { in retry_copy_page() 614 if (ioctl(ufd, UFFDIO_COPY, &uffdio_copy)) { in __copy_page()
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H A D | mkdirty.c | 314 if (ioctl(uffd, UFFDIO_COPY, &uffdio_copy)) { in test_uffdio_copy()
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/linux/tools/testing/selftests/kvm/ |
H A D | demand_paging_test.c | 76 r = ioctl(uffd, UFFDIO_COPY, ©); in handle_uffd_page_request()
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/linux/tools/testing/selftests/x86/ |
H A D | test_shadow_stack.c | 476 if (ioctl(uffd, UFFDIO_COPY, &req)) in uffd_thread()
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/linux/fs/ |
H A D | userfaultfd.c | 272 * UFFDIO_COPY|ZEROPAGE are being run simultaneously on two different 407 * last UFFDIO_COPY, without risking to trigger an in handle_userfault() 410 * (but after the last UFFDIO_COPY). If the uffd in handle_userfault() 1330 * UFFDIO_COPY will fill file holes even without in userfaultfd_register() 2015 case UFFDIO_COPY: in userfaultfd_ioctl()
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