[linux-2.6-block.git] / include / asm-generic / mm_hooks.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Define generic no-op hooks for arch_dup_mmap and arch_exit_mmap
 * to be included in asm-FOO/mmu_context.h for any arch FOO which
 * doesn't need to hook these.
 */
#ifndef _ASM_GENERIC_MM_HOOKS_H
#define _ASM_GENERIC_MM_HOOKS_H

static inline int arch_dup_mmap(struct mm_struct *oldmm,
				struct mm_struct *mm)
{
	return 0;
}

static inline void arch_exit_mmap(struct mm_struct *mm)
{
}

static inline bool arch_vma_access_permitted(struct vm_area_struct *vma,
		bool write, bool execute, bool foreign)
{
	/* by default, allow everything */
	return true;
}
#endif	/* _ASM_GENERIC_MM_HOOKS_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
d6dd61c8	2	/*
40b88644 ME	3	* Define generic no-op hooks for arch_dup_mmap and arch_exit_mmap
	4	* to be included in asm-FOO/mmu_context.h for any arch FOO which
	5	* doesn't need to hook these.
d6dd61c8 JF	6	*/
	7	#ifndef _ASM_GENERIC_MM_HOOKS_H
	8	#define _ASM_GENERIC_MM_HOOKS_H
	9
c10e83f5 TG	10	static inline int arch_dup_mmap(struct mm_struct *oldmm,
c10e83f5 TG	11	struct mm_struct *mm)
d6dd61c8	12	{
c10e83f5	13	return 0;
d6dd61c8 JF	14	}
	15
	16	static inline void arch_exit_mmap(struct mm_struct *mm)
	17	{
	18	}
	19
1b2ee126	20	static inline bool arch_vma_access_permitted(struct vm_area_struct *vma,
d61172b4	21	bool write, bool execute, bool foreign)
33a709b2 DH	22	{
	23	/* by default, allow everything */
	24	return true;
	25	}
d6dd61c8	26	#endif /* _ASM_GENERIC_MM_HOOKS_H */