- // SPDX-License-Identifier: GPL-2.0-only
- #include <linux/uaccess.h>
- #include <linux/kernel.h>
- bool copy_from_kernel_nofault_allowed(const void *unsafe_src, size_t size)
- {
- /* highest bit set means kernel space */
- return (unsigned long)unsafe_src >> (BITS_PER_LONG - 1);
- }
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