powerpc/64s/hash: Add SLB allocation status bitmaps
[linux-2.6-block.git] / arch / powerpc / include / asm / slice.h
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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_POWERPC_SLICE_H
3#define _ASM_POWERPC_SLICE_H
4
5#ifdef CONFIG_PPC_BOOK3S_64
6#include <asm/book3s/64/slice.h>
db3a528d 7#elif defined(CONFIG_PPC64)
a3286f05 8#include <asm/nohash/64/slice.h>
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9#elif defined(CONFIG_PPC_MMU_NOHASH)
10#include <asm/nohash/32/slice.h>
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11#endif
12
13#ifdef CONFIG_PPC_MM_SLICES
14
15#ifdef CONFIG_HUGETLB_PAGE
16#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
17#endif
18#define HAVE_ARCH_UNMAPPED_AREA
19#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN
20
21#ifndef __ASSEMBLY__
22
23struct mm_struct;
24
25unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len,
26 unsigned long flags, unsigned int psize,
27 int topdown);
28
29unsigned int get_slice_psize(struct mm_struct *mm, unsigned long addr);
30
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31void slice_set_range_psize(struct mm_struct *mm, unsigned long start,
32 unsigned long len, unsigned int psize);
a3286f05 33
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34void slice_init_new_context_exec(struct mm_struct *mm);
35
36#endif /* __ASSEMBLY__ */
a3286f05 37
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38#endif /* CONFIG_PPC_MM_SLICES */
39
40#endif /* _ASM_POWERPC_SLICE_H */