Searched refs:uffdio_copy (Results 1 – 5 of 5) sorted by relevance
| /Linux-v5.15/tools/testing/selftests/powerpc/tm/ |
| D | tm-signal-pagefault.c | 87 struct uffdio_copy uffdio_copy; in fault_handler_thread() local
122 uffdio_copy.dst = msg.arg.pagefault.address & ~(pagesize-1); in fault_handler_thread()
124 offset = (char *) uffdio_copy.dst - uf_mem; in fault_handler_thread()
125 uffdio_copy.src = (unsigned long) &backing_mem[offset]; in fault_handler_thread()
127 uffdio_copy.len = pagesize; in fault_handler_thread()
128 uffdio_copy.mode = 0; in fault_handler_thread()
129 uffdio_copy.copy = 0; in fault_handler_thread()
130 if (ioctl(uffd, UFFDIO_COPY, &uffdio_copy) == -1) { in fault_handler_thread()
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| /Linux-v5.15/tools/testing/selftests/vm/ |
| D | userfaultfd.c | 569 static void retry_copy_page(int ufd, struct uffdio_copy *uffdio_copy, in retry_copy_page() argument
572 uffd_test_ops->alias_mapping(&uffdio_copy->dst, in retry_copy_page()
573 uffdio_copy->len, in retry_copy_page()
575 if (ioctl(ufd, UFFDIO_COPY, uffdio_copy)) { in retry_copy_page()
577 if (uffdio_copy->copy != -EEXIST) in retry_copy_page()
579 (int64_t)uffdio_copy->copy); in retry_copy_page()
582 (int64_t)uffdio_copy->copy); in retry_copy_page()
600 struct uffdio_copy uffdio_copy; in __copy_page() local
604 uffdio_copy.dst = (unsigned long) area_dst + offset; in __copy_page()
605 uffdio_copy.src = (unsigned long) area_src + offset; in __copy_page()
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| /Linux-v5.15/fs/ |
| D | userfaultfd.c | 1692 struct uffdio_copy uffdio_copy; in userfaultfd_copy() local
1693 struct uffdio_copy __user *user_uffdio_copy; in userfaultfd_copy()
1696 user_uffdio_copy = (struct uffdio_copy __user *) arg; in userfaultfd_copy()
1703 if (copy_from_user(&uffdio_copy, user_uffdio_copy, in userfaultfd_copy()
1705 sizeof(uffdio_copy)-sizeof(__s64))) in userfaultfd_copy()
1708 ret = validate_range(ctx->mm, uffdio_copy.dst, uffdio_copy.len); in userfaultfd_copy()
1717 if (uffdio_copy.src + uffdio_copy.len <= uffdio_copy.src) in userfaultfd_copy()
1719 if (uffdio_copy.mode & ~(UFFDIO_COPY_MODE_DONTWAKE|UFFDIO_COPY_MODE_WP)) in userfaultfd_copy()
1722 ret = mcopy_atomic(ctx->mm, uffdio_copy.dst, uffdio_copy.src, in userfaultfd_copy()
1723 uffdio_copy.len, &ctx->mmap_changing, in userfaultfd_copy()
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| /Linux-v5.15/include/uapi/linux/ |
| D | userfaultfd.h | 79 struct uffdio_copy)
228 struct uffdio_copy { struct
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| /Linux-v5.15/tools/testing/selftests/kvm/ |
| D | demand_paging_test.c | 85 struct uffdio_copy copy; in handle_uffd_page_request()
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