Lines Matching refs:uffdio_copy
1748 struct uffdio_copy uffdio_copy;
1749 struct uffdio_copy __user *user_uffdio_copy;
1753 user_uffdio_copy = (struct uffdio_copy __user *) arg;
1760 if (copy_from_user(&uffdio_copy, user_uffdio_copy,
1762 sizeof(uffdio_copy)-sizeof(__s64)))
1765 ret = validate_unaligned_range(ctx->mm, uffdio_copy.src,
1766 uffdio_copy.len);
1769 ret = validate_range(ctx->mm, uffdio_copy.dst, uffdio_copy.len);
1774 if (uffdio_copy.mode & ~(UFFDIO_COPY_MODE_DONTWAKE|UFFDIO_COPY_MODE_WP))
1776 if (uffdio_copy.mode & UFFDIO_COPY_MODE_WP)
1779 ret = mfill_atomic_copy(ctx->mm, uffdio_copy.dst, uffdio_copy.src,
1780 uffdio_copy.len, &ctx->mmap_changing,
1793 if (!(uffdio_copy.mode & UFFDIO_COPY_MODE_DONTWAKE)) {
1794 range.start = uffdio_copy.dst;
1797 ret = range.len == uffdio_copy.len ? 0 : -EAGAIN;