26 строки
499 B
C
26 строки
499 B
C
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#ifndef _LINUX_PKEYS_H
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#define _LINUX_PKEYS_H
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#include <linux/mm_types.h>
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#include <asm/mmu_context.h>
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#ifdef CONFIG_ARCH_HAS_PKEYS
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#include <asm/pkeys.h>
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#else /* ! CONFIG_ARCH_HAS_PKEYS */
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#define arch_max_pkey() (1)
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#endif /* ! CONFIG_ARCH_HAS_PKEYS */
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/*
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* This is called from mprotect_pkey().
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*
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* Returns true if the protection keys is valid.
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*/
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static inline bool validate_pkey(int pkey)
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{
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if (pkey < 0)
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return false;
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return (pkey < arch_max_pkey());
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}
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#endif /* _LINUX_PKEYS_H */
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