33 lines
725 B
C
33 lines
725 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ASM_SKEY_H
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#define __ASM_SKEY_H
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#include <asm/rwonce.h>
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struct skey_region {
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unsigned long start;
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unsigned long end;
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};
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#define SKEY_REGION(_start, _end) \
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stringify_in_c(.section .skey_region,"a";) \
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stringify_in_c(.balign 8;) \
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stringify_in_c(.quad (_start);) \
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stringify_in_c(.quad (_end);) \
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stringify_in_c(.previous)
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extern int skey_regions_initialized;
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extern struct skey_region __skey_region_start[];
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extern struct skey_region __skey_region_end[];
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void __skey_regions_initialize(void);
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static inline void skey_regions_initialize(void)
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{
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if (READ_ONCE(skey_regions_initialized))
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return;
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__skey_regions_initialize();
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}
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#endif /* __ASM_SKEY_H */
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