Searched refs:uffdio_zeropage (Results 1 – 3 of 3) sorted by relevance
| /Linux-v6.6/tools/testing/selftests/mm/ |
| D | uffd-unit-tests.c | 868 struct uffdio_zeropage *uffdio_zeropage) in retry_uffdio_zeropage() argument
870 uffd_test_ops->alias_mapping(&uffdio_zeropage->range.start, in retry_uffdio_zeropage()
871 uffdio_zeropage->range.len, in retry_uffdio_zeropage()
873 if (ioctl(ufd, UFFDIO_ZEROPAGE, uffdio_zeropage)) { in retry_uffdio_zeropage()
874 if (uffdio_zeropage->zeropage != -EEXIST) in retry_uffdio_zeropage()
876 (int64_t)uffdio_zeropage->zeropage); in retry_uffdio_zeropage()
879 (int64_t)uffdio_zeropage->zeropage); in retry_uffdio_zeropage()
885 struct uffdio_zeropage uffdio_zeropage = { 0 }; in do_uffdio_zeropage() local
889 uffdio_zeropage.range.start = (unsigned long) area_dst; in do_uffdio_zeropage()
890 uffdio_zeropage.range.len = page_size; in do_uffdio_zeropage()
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| /Linux-v6.6/fs/ |
| D | userfaultfd.c | 1806 struct uffdio_zeropage uffdio_zeropage; in userfaultfd_zeropage() local
1807 struct uffdio_zeropage __user *user_uffdio_zeropage; in userfaultfd_zeropage()
1810 user_uffdio_zeropage = (struct uffdio_zeropage __user *) arg; in userfaultfd_zeropage()
1817 if (copy_from_user(&uffdio_zeropage, user_uffdio_zeropage, in userfaultfd_zeropage()
1819 sizeof(uffdio_zeropage)-sizeof(__s64))) in userfaultfd_zeropage()
1822 ret = validate_range(ctx->mm, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1823 uffdio_zeropage.range.len); in userfaultfd_zeropage()
1827 if (uffdio_zeropage.mode & ~UFFDIO_ZEROPAGE_MODE_DONTWAKE) in userfaultfd_zeropage()
1831 ret = mfill_atomic_zeropage(ctx->mm, uffdio_zeropage.range.start, in userfaultfd_zeropage()
1832 uffdio_zeropage.range.len, in userfaultfd_zeropage()
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| /Linux-v6.6/include/uapi/linux/ |
| D | userfaultfd.h | 93 struct uffdio_zeropage)
280 struct uffdio_zeropage { struct
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