08ee3a009f
Added __get/__put_kernel_nofault as preparation for removing get/set_fs. Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Reviewed-by: Christoph Hellwig <hch@lst.de>
11 lines
275 B
C
11 lines
275 B
C
// 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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