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[217.70.183.198]) by mx.google.com with ESMTPS id 83-v6si923817wmb.180.2018.09.19.23.10.53 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 19 Sep 2018 23:10:53 -0700 (PDT) Received-SPF: neutral (google.com: 217.70.183.198 is neither permitted nor denied by best guess record for domain of alex@ghiti.fr) client-ip=217.70.183.198; Authentication-Results: mx.google.com; spf=neutral (google.com: 217.70.183.198 is neither permitted nor denied by best guess record for domain of alex@ghiti.fr) smtp.mailfrom=alex@ghiti.fr X-Originating-IP: 79.86.19.127 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 1F44FC000A; Thu, 20 Sep 2018 06:10:45 +0000 (UTC) From: Alexandre Ghiti To: akpm@linux-foundation.org Cc: linux-mm@kvack.org, mike.kravetz@oracle.com, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, tony.luck@intel.com, fenghua.yu@intel.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org, jejb@parisc-linux.org, deller@gmx.de, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, ysato@users.sourceforge.jp, dalias@libc.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, arnd@arndb.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, Alexandre Ghiti Subject: [PATCH v7 06/11] hugetlb: Introduce generic version of huge_pte_none Date: Thu, 20 Sep 2018 06:03:53 +0000 Message-Id: <20180920060358.16606-7-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180920060358.16606-1-alex@ghiti.fr> References: <20180920060358.16606-1-alex@ghiti.fr> X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: X-Virus-Scanned: ClamAV using ClamSMTP arm, arm64, ia64, mips, parisc, powerpc, sh, sparc, x86 architectures use the same version of huge_pte_none, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti Tested-by: Helge Deller # parisc Acked-by: Catalin Marinas # arm64 Acked-by: Paul Burton # MIPS parts Acked-by: Ingo Molnar # x86 Reviewed-by: Luiz Capitulino Reviewed-by: Mike Kravetz --- arch/arm/include/asm/hugetlb.h | 5 ----- arch/arm64/include/asm/hugetlb.h | 5 ----- arch/ia64/include/asm/hugetlb.h | 5 ----- arch/mips/include/asm/hugetlb.h | 1 + arch/parisc/include/asm/hugetlb.h | 5 ----- arch/powerpc/include/asm/hugetlb.h | 5 ----- arch/sh/include/asm/hugetlb.h | 5 ----- arch/sparc/include/asm/hugetlb.h | 5 ----- arch/x86/include/asm/hugetlb.h | 5 ----- include/asm-generic/hugetlb.h | 7 +++++++ 10 files changed, 8 insertions(+), 40 deletions(-) diff --git a/arch/arm/include/asm/hugetlb.h b/arch/arm/include/asm/hugetlb.h index 537660891f9f..c821b550d6a4 100644 --- a/arch/arm/include/asm/hugetlb.h +++ b/arch/arm/include/asm/hugetlb.h @@ -44,11 +44,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 4c8dd488554d..49247c6f94db 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -42,11 +42,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index 41b5f6adeee4..bf573500b3c4 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -26,11 +26,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 7df1f116a3cc..1c9c4531376c 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -55,6 +55,7 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, flush_tlb_page(vma, addr & huge_page_mask(hstate_vma(vma))); } +#define __HAVE_ARCH_HUGE_PTE_NONE static inline int huge_pte_none(pte_t pte) { unsigned long val = pte_val(pte) & ~_PAGE_GLOBAL; diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 9afff26747a1..c09d8c74553c 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -38,11 +38,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 1eb3e131cab4..6a534353c8eb 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -149,11 +149,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, flush_hugetlb_page(vma, addr); } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index 9abf9c86b769..a9f8266f33cf 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -31,11 +31,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 651a9593fcee..11115bbd712e 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -48,11 +48,6 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, { } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index fd59673e7a0a..42d872054791 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -28,11 +28,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - static inline pte_t huge_pte_wrprotect(pte_t pte) { return pte_wrprotect(pte); diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index ffa63fd8388d..2fc3d68424e9 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -73,4 +73,11 @@ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, } #endif +#ifndef __HAVE_ARCH_HUGE_PTE_NONE +static inline int huge_pte_none(pte_t pte) +{ + return pte_none(pte); +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */