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Searched refs:UFFDIO_COPY (Results 1 – 6 of 6) sorted by relevance

/linux-6.1.9/Documentation/admin-guide/mm/
Duserfaultfd.rst144 - ``UFFDIO_COPY`` atomically copies some existing page contents from
163 resolved by either providing a new page (``UFFDIO_COPY``), or mapping
252 the QEMU running in the destination node runs ``UFFDIO_COPY|ZEROPAGE``
260 userfault was already resolved and waken by a ``UFFDIO_COPY|ZEROPAGE`` run
271 usual with the ``UFFDIO_COPY|ZEROPAGE`` (without actually knowing if it
284 postcopy thread just before ``UFFDIO_COPY|ZEROPAGE`` runs in the migration
334 ``UFFDIO_COPY`` on the unmapped area.
340 carefully synchronize calls to ``UFFDIO_COPY`` with the events
341 processing. To aid the synchronization, the ``UFFDIO_COPY`` ioctl will
343 ``UFFDIO_COPY``, and ``-ENOENT``, when the non-cooperative process has changed
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/linux-6.1.9/include/uapi/linux/
Duserfaultfd.h85 #define UFFDIO_COPY _IOWR(UFFDIO, _UFFDIO_COPY, \ macro
/linux-6.1.9/tools/testing/selftests/powerpc/tm/
Dtm-signal-pagefault.c130 if (ioctl(uffd, UFFDIO_COPY, &uffdio_copy) == -1) { in fault_handler_thread()
/linux-6.1.9/tools/testing/selftests/kvm/
Ddemand_paging_test.c87 r = ioctl(uffd, UFFDIO_COPY, &copy); in handle_uffd_page_request()
/linux-6.1.9/tools/testing/selftests/vm/
Duserfaultfd.c659 if (ioctl(ufd, UFFDIO_COPY, uffdio_copy)) { in retry_copy_page()
696 if (ioctl(ufd, UFFDIO_COPY, &uffdio_copy)) { in __copy_page()
/linux-6.1.9/fs/
Duserfaultfd.c2029 case UFFDIO_COPY: in userfaultfd_ioctl()