Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_POWERPC_BOOK3S_64_SLICE_H
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#define _ASM_POWERPC_BOOK3S_64_SLICE_H
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#ifndef __ASSEMBLER__
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#ifdef CONFIG_PPC_64S_HASH_MMU
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#ifdef CONFIG_HUGETLB_PAGE
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#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
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#endif
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#define HAVE_ARCH_UNMAPPED_AREA
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#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN
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#endif
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#define SLICE_LOW_SHIFT 28
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#define SLICE_LOW_TOP (0x100000000ul)
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#define SLICE_NUM_LOW (SLICE_LOW_TOP >> SLICE_LOW_SHIFT)
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#define GET_LOW_SLICE_INDEX(addr) ((addr) >> SLICE_LOW_SHIFT)
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#define SLICE_HIGH_SHIFT 40
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#define SLICE_NUM_HIGH (H_PGTABLE_RANGE >> SLICE_HIGH_SHIFT)
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#define GET_HIGH_SLICE_INDEX(addr) ((addr) >> SLICE_HIGH_SHIFT)
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#define SLB_ADDR_LIMIT_DEFAULT DEFAULT_MAP_WINDOW_USER64
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struct mm_struct;
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unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len,
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unsigned long flags, unsigned int psize,
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int topdown);
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unsigned int get_slice_psize(struct mm_struct *mm, unsigned long addr);
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void slice_set_range_psize(struct mm_struct *mm, unsigned long start,
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unsigned long len, unsigned int psize);
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void slice_init_new_context_exec(struct mm_struct *mm);
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void slice_setup_new_exec(void);
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#endif /* __ASSEMBLER__ */
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#endif /* _ASM_POWERPC_BOOK3S_64_SLICE_H */
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