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

/openbmc/linux/tools/testing/selftests/mm/
H A Duffd-unit-tests.c878 struct uffdio_zeropage *uffdio_zeropage) in retry_uffdio_zeropage() argument
881 uffdio_zeropage->range.len, in retry_uffdio_zeropage()
883 if (ioctl(ufd, UFFDIO_ZEROPAGE, uffdio_zeropage)) { in retry_uffdio_zeropage()
884 if (uffdio_zeropage->zeropage != -EEXIST) in retry_uffdio_zeropage()
886 (int64_t)uffdio_zeropage->zeropage); in retry_uffdio_zeropage()
889 (int64_t)uffdio_zeropage->zeropage); in retry_uffdio_zeropage()
895 struct uffdio_zeropage uffdio_zeropage = { 0 }; in do_uffdio_zeropage() local
900 uffdio_zeropage.range.len = page_size; in do_uffdio_zeropage()
901 uffdio_zeropage.mode = 0; in do_uffdio_zeropage()
903 res = uffdio_zeropage.zeropage; in do_uffdio_zeropage()
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/openbmc/qemu/linux-headers/linux/
H A Duserfaultfd.h93 struct uffdio_zeropage)
280 struct uffdio_zeropage { struct
/openbmc/linux/include/uapi/linux/
H A Duserfaultfd.h93 struct uffdio_zeropage)
280 struct uffdio_zeropage { struct
/openbmc/linux/fs/
H A Duserfaultfd.c1810 struct uffdio_zeropage uffdio_zeropage; in userfaultfd_zeropage() local
1811 struct uffdio_zeropage __user *user_uffdio_zeropage; in userfaultfd_zeropage()
1814 user_uffdio_zeropage = (struct uffdio_zeropage __user *) arg; in userfaultfd_zeropage()
1821 if (copy_from_user(&uffdio_zeropage, user_uffdio_zeropage, in userfaultfd_zeropage()
1823 sizeof(uffdio_zeropage)-sizeof(__s64))) in userfaultfd_zeropage()
1826 ret = validate_range(ctx->mm, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1827 uffdio_zeropage.range.len); in userfaultfd_zeropage()
1831 if (uffdio_zeropage.mode & ~UFFDIO_ZEROPAGE_MODE_DONTWAKE) in userfaultfd_zeropage()
1836 uffdio_zeropage.range.len, in userfaultfd_zeropage()
1850 range.start = uffdio_zeropage.range.start; in userfaultfd_zeropage()
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/openbmc/qemu/util/
H A Duserfaultfd.c286 struct uffdio_zeropage uffd_zeropage; in uffd_zero_page()
/openbmc/qemu/migration/
H A Dpostcopy-ram.c1288 struct uffdio_zeropage zero_struct; in qemu_ufd_copy_ioctl()