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544db7597a
ia64, mips, parisc, powerpc, sh, sparc, x86 architectures use the same version of huge_ptep_get, so move this generic implementation into asm-generic/hugetlb.h. [arnd@arndb.de: fix ARM 3level page tables] Link: http://lkml.kernel.org/r/20181005161722.904274-1-arnd@arndb.de Link: http://lkml.kernel.org/r/20180920060358.16606-12-alex@ghiti.fr Signed-off-by: Alexandre Ghiti <alex@ghiti.fr> Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com> Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com> Tested-by: Helge Deller <deller@gmx.de> [parisc] Acked-by: Catalin Marinas <catalin.marinas@arm.com> [arm64] Acked-by: Paul Burton <paul.burton@mips.com> [MIPS] Acked-by: Ingo Molnar <mingo@kernel.org> [x86] Cc: Arnd Bergmann <arnd@arndb.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: David S. Miller <davem@davemloft.net> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James E.J. Bottomley <jejb@parisc-linux.org> Cc: James Hogan <jhogan@kernel.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Paul Mackerras <paulus@samba.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Rich Felker <dalias@libc.org> Cc: Russell King <linux@armlinux.org.uk> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/*
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* arch/arm/include/asm/hugetlb.h
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*
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* Copyright (C) 2012 ARM Ltd.
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*
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* Based on arch/x86/include/asm/hugetlb.h
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _ASM_ARM_HUGETLB_H
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#define _ASM_ARM_HUGETLB_H
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#include <asm/page.h>
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#include <asm/hugetlb-3level.h>
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#include <asm-generic/hugetlb.h>
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static inline int is_hugepage_only_range(struct mm_struct *mm,
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unsigned long addr, unsigned long len)
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{
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return 0;
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}
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static inline void arch_clear_hugepage_flags(struct page *page)
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{
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clear_bit(PG_dcache_clean, &page->flags);
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}
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#endif /* _ASM_ARM_HUGETLB_H */
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