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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* mm-internal APIs for vmalloc
*/
#ifndef __MM_VMALLOC_H
#define __MM_VMALLOC_H
#ifdef CONFIG_MMU
void __init vmalloc_init(void);
int __must_check vmap_pages_range_noflush(unsigned long addr, unsigned long end,
pgprot_t prot, struct page **pages,
unsigned int page_shift, gfp_t gfp_mask);
unsigned int get_vm_area_page_order(struct vm_struct *vm);
#else
static inline void vmalloc_init(void) {}
static inline
int __must_check vmap_pages_range_noflush(unsigned long addr, unsigned long end,
pgprot_t prot, struct page **pages,
unsigned int page_shift, gfp_t gfp_mask)
{
return -EINVAL;
}
static inline void vunmap_range_noflush(unsigned long start, unsigned long end)
{
}
#endif
struct vm_struct *__get_vm_area_node(unsigned long size,
unsigned long align, unsigned long shift,
unsigned long vm_flags, unsigned long start,
unsigned long end, int node, gfp_t gfp_mask,
const void *caller);
void clear_vm_uninitialized_flag(struct vm_struct *vm);
int __must_check __vmap_pages_range_noflush(unsigned long addr,
unsigned long end, pgprot_t prot,
struct page **pages, unsigned int page_shift);
void vunmap_range_noflush(unsigned long start, unsigned long end);
void __vunmap_range_noflush(unsigned long start, unsigned long end);
#endif /* __MM_VMALLOC_H */
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