QortalOS Brooklyn for Raspberry Pi 4
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// SPDX-License-Identifier: GPL-2.0-only |
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#include <linux/uaccess.h> |
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#include <linux/kernel.h> |
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bool copy_from_kernel_nofault_allowed(const void *unsafe_src, size_t size) |
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{ |
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/* highest bit set means kernel space */ |
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return (unsigned long)unsafe_src >> (BITS_PER_LONG - 1); |
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}
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