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[209.132.180.67]) by mx.google.com with ESMTP id q129-v6si5343713pga.217.2018.07.05.04.14.13; Thu, 05 Jul 2018 04:14:28 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753736AbeGELMf (ORCPT + 99 others); Thu, 5 Jul 2018 07:12:35 -0400 Received: from relay10.mail.gandi.net ([217.70.178.230]:52499 "EHLO relay10.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753409AbeGELMd (ORCPT ); Thu, 5 Jul 2018 07:12:33 -0400 Received: from alex.numericable.fr (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay10.mail.gandi.net (Postfix) with ESMTPSA id C740C24000E; Thu, 5 Jul 2018 11:12:22 +0000 (UTC) From: Alexandre Ghiti To: 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 Cc: Alexandre Ghiti Subject: [PATCH v4 04/11] hugetlb: Introduce generic version of huge_ptep_get_and_clear Date: Thu, 5 Jul 2018 11:07:09 +0000 Message-Id: <20180705110716.3919-5-alex@ghiti.fr> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180705110716.3919-1-alex@ghiti.fr> References: <20180705110716.3919-1-alex@ghiti.fr> X-Spam-Level: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org arm, ia64, sh, x86 architectures use the same version of huge_ptep_get_and_clear, so move this generic implementation into asm-generic/hugetlb.h. Signed-off-by: Alexandre Ghiti --- arch/arm/include/asm/hugetlb-3level.h | 6 ------ arch/arm64/include/asm/hugetlb.h | 1 + arch/ia64/include/asm/hugetlb.h | 6 ------ arch/mips/include/asm/hugetlb.h | 1 + arch/parisc/include/asm/hugetlb.h | 1 + arch/powerpc/include/asm/hugetlb.h | 1 + arch/sh/include/asm/hugetlb.h | 6 ------ arch/sparc/include/asm/hugetlb.h | 1 + arch/x86/include/asm/hugetlb.h | 6 ------ include/asm-generic/hugetlb.h | 8 ++++++++ 10 files changed, 13 insertions(+), 24 deletions(-) diff --git a/arch/arm/include/asm/hugetlb-3level.h b/arch/arm/include/asm/hugetlb-3level.h index 398fb06e8207..ad36e84b819a 100644 --- a/arch/arm/include/asm/hugetlb-3level.h +++ b/arch/arm/include/asm/hugetlb-3level.h @@ -49,12 +49,6 @@ static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, ptep_set_wrprotect(mm, addr, ptep); } -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty) diff --git a/arch/arm64/include/asm/hugetlb.h b/arch/arm64/include/asm/hugetlb.h index 874661a1dff1..6ae0bcafe162 100644 --- a/arch/arm64/include/asm/hugetlb.h +++ b/arch/arm64/include/asm/hugetlb.h @@ -66,6 +66,7 @@ extern void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep, pte_t pte, int dirty); +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR extern pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); extern void huge_ptep_set_wrprotect(struct mm_struct *mm, diff --git a/arch/ia64/include/asm/hugetlb.h b/arch/ia64/include/asm/hugetlb.h index a235d6f60fb3..6719c74da0de 100644 --- a/arch/ia64/include/asm/hugetlb.h +++ b/arch/ia64/include/asm/hugetlb.h @@ -20,12 +20,6 @@ static inline int is_hugepage_only_range(struct mm_struct *mm, REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE); } -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/mips/include/asm/hugetlb.h b/arch/mips/include/asm/hugetlb.h index 8ea439041d5d..0959cc5a41fa 100644 --- a/arch/mips/include/asm/hugetlb.h +++ b/arch/mips/include/asm/hugetlb.h @@ -36,6 +36,7 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index 77c8adbac7c3..6e281e1bb336 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -8,6 +8,7 @@ void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 0794b53439d4..970101cf9c82 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -132,6 +132,7 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index bc552e37c1c9..08ee6c00b5e9 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -25,12 +25,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h index 16b0c53ea6c9..944e3a4bfaff 100644 --- a/arch/sparc/include/asm/hugetlb.h +++ b/arch/sparc/include/asm/hugetlb.h @@ -16,6 +16,7 @@ extern struct pud_huge_patch_entry __pud_huge_patch, __pud_huge_patch_end; void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte); +#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h index 554d5614b375..48b8d9b13cc6 100644 --- a/arch/x86/include/asm/hugetlb.h +++ b/arch/x86/include/asm/hugetlb.h @@ -27,12 +27,6 @@ static inline int prepare_hugepage_range(struct file *file, return 0; } -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, unsigned long addr, pte_t *ptep) { diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index ee010b756246..0f6f151780dd 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -57,4 +57,12 @@ static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, } #endif +#ifndef __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR +static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, + unsigned long addr, pte_t *ptep) +{ + return ptep_get_and_clear(mm, addr, ptep); +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ -- 2.16.2