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The include/linux/pgtable.h is going to be the home of generic page table manipulation functions. Start with moving asm-generic/pgtable.h to include/linux/pgtable.h and make the latter include asm/pgtable.h. Signed-off-by: Mike Rapoport <rppt@linux.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Cain <bcain@codeaurora.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Chris Zankel <chris@zankel.net> Cc: "David S. Miller" <davem@davemloft.net> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Greentime Hu <green.hu@gmail.com> Cc: Greg Ungerer <gerg@linux-m68k.org> Cc: Guan Xuetao <gxt@pku.edu.cn> Cc: Guo Ren <guoren@kernel.org> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Helge Deller <deller@gmx.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Ley Foon Tan <ley.foon.tan@intel.com> Cc: Mark Salter <msalter@redhat.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Matt Turner <mattst88@gmail.com> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Michal Simek <monstr@monstr.eu> Cc: Nick Hu <nickhu@andestech.com> Cc: Paul Walmsley <paul.walmsley@sifive.com> Cc: Richard Weinberger <richard@nod.at> Cc: Rich Felker <dalias@libc.org> Cc: Russell King <linux@armlinux.org.uk> Cc: Stafford Horne <shorne@gmail.com> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: Vincent Chen <deanbo422@gmail.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Will Deacon <will@kernel.org> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Link: http://lkml.kernel.org/r/20200514170327.31389-3-rppt@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
44 lines
1.5 KiB
C
44 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _H8300_PGTABLE_H
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#define _H8300_PGTABLE_H
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#include <asm-generic/pgtable-nopud.h>
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extern void paging_init(void);
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#define PAGE_NONE __pgprot(0) /* these mean nothing to NO_MM */
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#define PAGE_SHARED __pgprot(0) /* these mean nothing to NO_MM */
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#define PAGE_COPY __pgprot(0) /* these mean nothing to NO_MM */
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#define PAGE_READONLY __pgprot(0) /* these mean nothing to NO_MM */
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#define PAGE_KERNEL __pgprot(0) /* these mean nothing to NO_MM */
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#define __swp_type(x) (0)
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#define __swp_offset(x) (0)
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#define __swp_entry(typ, off) ((swp_entry_t) { ((typ) | ((off) << 7)) })
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#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
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#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
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#define kern_addr_valid(addr) (1)
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#define pgprot_writecombine(prot) (prot)
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#define pgprot_noncached pgprot_writecombine
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static inline int pte_file(pte_t pte) { return 0; }
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#define swapper_pg_dir ((pgd_t *) 0)
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/*
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* ZERO_PAGE is a global shared page that is always zero: used
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* for zero-mapped memory areas etc..
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*/
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#define ZERO_PAGE(vaddr) (virt_to_page(0))
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/*
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* These would be in other places but having them here reduces the diffs.
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*/
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extern unsigned int kobjsize(const void *objp);
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extern int is_in_rom(unsigned long);
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/*
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* All 32bit addresses are effectively valid for vmalloc...
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* Sort of meaningless for non-VM targets.
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*/
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#define VMALLOC_START 0
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#define VMALLOC_END 0xffffffff
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#define arch_enter_lazy_cpu_mode() do {} while (0)
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#endif /* _H8300_PGTABLE_H */
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