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Searched refs:uffdio_copy (Results 1 – 8 of 8) sorted by relevance

/linux/tools/testing/selftests/powerpc/tm/
H A Dtm-signal-pagefault.c87 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()
/linux/tools/testing/selftests/mm/
H A Duffd-common.c597 static void retry_copy_page(uffd_global_test_opts_t *gopts, struct uffdio_copy *uffdio_copy, in retry_copy_page() argument
601 &uffdio_copy->dst, in retry_copy_page()
602 uffdio_copy->len, in retry_copy_page()
604 if (ioctl(gopts->uffd, UFFDIO_COPY, uffdio_copy)) { in retry_copy_page()
606 if (uffdio_copy->copy != -EEXIST) in retry_copy_page()
608 (int64_t)uffdio_copy->copy); in retry_copy_page()
611 (int64_t)uffdio_copy->copy); in retry_copy_page()
629 struct uffdio_copy uffdio_copy; in __copy_page() local
633 uffdio_copy.dst = (unsigned long) gopts->area_dst + offset; in __copy_page()
634 uffdio_copy.src = (unsigned long) gopts->area_src + offset; in __copy_page()
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H A Dmkdirty.c272 struct uffdio_copy uffdio_copy; in test_uffdio_copy() local
310 uffdio_copy.dst = (unsigned long) dst; in test_uffdio_copy()
311 uffdio_copy.src = (unsigned long) src; in test_uffdio_copy()
312 uffdio_copy.len = pagesize; in test_uffdio_copy()
313 uffdio_copy.mode = 0; in test_uffdio_copy()
314 if (ioctl(uffd, UFFDIO_COPY, &uffdio_copy)) { in test_uffdio_copy()
/linux/fs/
H A Duserfaultfd.c1608 struct uffdio_copy uffdio_copy; in userfaultfd_copy() local
1609 struct uffdio_copy __user *user_uffdio_copy; in userfaultfd_copy()
1613 user_uffdio_copy = (struct uffdio_copy __user *) arg; in userfaultfd_copy()
1623 if (copy_from_user(&uffdio_copy, user_uffdio_copy, in userfaultfd_copy()
1625 sizeof(uffdio_copy)-sizeof(__s64))) in userfaultfd_copy()
1628 ret = validate_unaligned_range(ctx->mm, uffdio_copy.src, in userfaultfd_copy()
1629 uffdio_copy.len); in userfaultfd_copy()
1632 ret = validate_range(ctx->mm, uffdio_copy.dst, uffdio_copy.len); in userfaultfd_copy()
1637 if (uffdio_copy.mode & ~(UFFDIO_COPY_MODE_DONTWAKE|UFFDIO_COPY_MODE_WP)) in userfaultfd_copy()
1639 if (uffdio_copy.mode & UFFDIO_COPY_MODE_WP) in userfaultfd_copy()
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/linux/include/uapi/linux/
H A Duserfaultfd.h95 struct uffdio_copy)
275 struct uffdio_copy { struct
/linux/tools/testing/selftests/kvm/
H A Ddemand_paging_test.c69 struct uffdio_copy copy; in handle_uffd_page_request()
/linux/tools/testing/selftests/x86/
H A Dtest_shadow_stack.c457 struct uffdio_copy req; in uffd_thread()
/linux/tools/testing/selftests/kvm/arm64/
H A Dpage_fault_test.c314 struct uffdio_copy copy; in uffd_generic_handler()