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Mon, 22 Feb 2016 20:48:47 -0800 (PST) From: "Aneesh Kumar K.V" To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au Subject: [PATCH V4 09/18] powerpc/mm: Copy pgalloc (part 2) Date: Tue, 23 Feb 2016 10:18:11 +0530 Message-Id: <1456202900-5454-10-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1456202900-5454-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1456202900-5454-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16022304-0041-0000-0000-0000035B68BC X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, "Aneesh Kumar K.V" MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Signed-off-by: Aneesh Kumar K.V --- arch/powerpc/include/asm/book3s/32/pgalloc.h | 6 +++--- arch/powerpc/include/asm/book3s/64/pgalloc.h | 17 ++++++++++------ arch/powerpc/include/asm/book3s/pgalloc.h | 19 ++++++++++++++++++ .../asm/{pgalloc-32.h => nohash/32/pgalloc.h} | 0 .../asm/{pgalloc-64.h => nohash/64/pgalloc.h} | 0 arch/powerpc/include/asm/nohash/pgalloc.h | 23 ++++++++++++++++++++++ arch/powerpc/include/asm/pgalloc.h | 19 +++--------------- 7 files changed, 59 insertions(+), 25 deletions(-) create mode 100644 arch/powerpc/include/asm/book3s/pgalloc.h rename arch/powerpc/include/asm/{pgalloc-32.h => nohash/32/pgalloc.h} (100%) rename arch/powerpc/include/asm/{pgalloc-64.h => nohash/64/pgalloc.h} (100%) create mode 100644 arch/powerpc/include/asm/nohash/pgalloc.h diff --git a/arch/powerpc/include/asm/book3s/32/pgalloc.h b/arch/powerpc/include/asm/book3s/32/pgalloc.h index 76d6b9e0c8a9..a2350194fc76 100644 --- a/arch/powerpc/include/asm/book3s/32/pgalloc.h +++ b/arch/powerpc/include/asm/book3s/32/pgalloc.h @@ -1,5 +1,5 @@ -#ifndef _ASM_POWERPC_PGALLOC_32_H -#define _ASM_POWERPC_PGALLOC_32_H +#ifndef _ASM_POWERPC_BOOK3S_32_PGALLOC_H +#define _ASM_POWERPC_BOOK3S_32_PGALLOC_H #include @@ -106,4 +106,4 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t table, pgtable_page_dtor(table); pgtable_free_tlb(tlb, page_address(table), 0); } -#endif /* _ASM_POWERPC_PGALLOC_32_H */ +#endif /* _ASM_POWERPC_BOOK3S_32_PGALLOC_H */ diff --git a/arch/powerpc/include/asm/book3s/64/pgalloc.h b/arch/powerpc/include/asm/book3s/64/pgalloc.h index 8d5fc3ac43da..54017260c8bf 100644 --- a/arch/powerpc/include/asm/book3s/64/pgalloc.h +++ b/arch/powerpc/include/asm/book3s/64/pgalloc.h @@ -1,5 +1,5 @@ -#ifndef _ASM_POWERPC_PGALLOC_64_H -#define _ASM_POWERPC_PGALLOC_64_H +#ifndef _ASM_POWERPC_BOOK3S_64_PGALLOC_H +#define _ASM_POWERPC_BOOK3S_64_PGALLOC_H /* * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -52,8 +52,10 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) } #ifndef CONFIG_PPC_64K_PAGES - -#define pgd_populate(MM, PGD, PUD) pgd_set(PGD, __pgtable_ptr_val(PUD)) +static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pud_t *pud) +{ + pgd_set(pgd, __pgtable_ptr_val(pud)); +} static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) { @@ -83,7 +85,10 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, pmd_set(pmd, __pgtable_ptr_val(page_address(pte_page))); } -#define pmd_pgtable(pmd) pmd_page(pmd) +static inline pgtable_t pmd_pgtable(pmd_t pmd) +{ + return pmd_page(pmd); +} static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) @@ -263,4 +268,4 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) #define check_pgt_cache() do { } while (0) -#endif /* _ASM_POWERPC_PGALLOC_64_H */ +#endif /* _ASM_POWERPC_BOOK3S_64_PGALLOC_H */ diff --git a/arch/powerpc/include/asm/book3s/pgalloc.h b/arch/powerpc/include/asm/book3s/pgalloc.h new file mode 100644 index 000000000000..54f591e9572e --- /dev/null +++ b/arch/powerpc/include/asm/book3s/pgalloc.h @@ -0,0 +1,19 @@ +#ifndef _ASM_POWERPC_BOOK3S_PGALLOC_H +#define _ASM_POWERPC_BOOK3S_PGALLOC_H + +#include + +extern void tlb_remove_table(struct mmu_gather *tlb, void *table); +static inline void tlb_flush_pgtable(struct mmu_gather *tlb, + unsigned long address) +{ + +} + +#ifdef CONFIG_PPC64 +#include +#else +#include +#endif + +#endif /* _ASM_POWERPC_BOOK3S_PGALLOC_H */ diff --git a/arch/powerpc/include/asm/pgalloc-32.h b/arch/powerpc/include/asm/nohash/32/pgalloc.h similarity index 100% rename from arch/powerpc/include/asm/pgalloc-32.h rename to arch/powerpc/include/asm/nohash/32/pgalloc.h diff --git a/arch/powerpc/include/asm/pgalloc-64.h b/arch/powerpc/include/asm/nohash/64/pgalloc.h similarity index 100% rename from arch/powerpc/include/asm/pgalloc-64.h rename to arch/powerpc/include/asm/nohash/64/pgalloc.h diff --git a/arch/powerpc/include/asm/nohash/pgalloc.h b/arch/powerpc/include/asm/nohash/pgalloc.h new file mode 100644 index 000000000000..b39ec956d71e --- /dev/null +++ b/arch/powerpc/include/asm/nohash/pgalloc.h @@ -0,0 +1,23 @@ +#ifndef _ASM_POWERPC_NOHASH_PGALLOC_H +#define _ASM_POWERPC_NOHASH_PGALLOC_H + +#include + +extern void tlb_remove_table(struct mmu_gather *tlb, void *table); +#ifdef CONFIG_PPC64 +extern void tlb_flush_pgtable(struct mmu_gather *tlb, unsigned long address); +#else +/* 44x etc which is BOOKE not BOOK3E */ +static inline void tlb_flush_pgtable(struct mmu_gather *tlb, + unsigned long address) +{ + +} +#endif /* !CONFIG_PPC_BOOK3E */ + +#ifdef CONFIG_PPC64 +#include +#else +#include +#endif +#endif /* _ASM_POWERPC_NOHASH_PGALLOC_H */ diff --git a/arch/powerpc/include/asm/pgalloc.h b/arch/powerpc/include/asm/pgalloc.h index fc3ee06eab87..0413457ba11d 100644 --- a/arch/powerpc/include/asm/pgalloc.h +++ b/arch/powerpc/include/asm/pgalloc.h @@ -1,25 +1,12 @@ #ifndef _ASM_POWERPC_PGALLOC_H #define _ASM_POWERPC_PGALLOC_H -#ifdef __KERNEL__ #include -#ifdef CONFIG_PPC_BOOK3E -extern void tlb_flush_pgtable(struct mmu_gather *tlb, unsigned long address); -#else /* CONFIG_PPC_BOOK3E */ -static inline void tlb_flush_pgtable(struct mmu_gather *tlb, - unsigned long address) -{ -} -#endif /* !CONFIG_PPC_BOOK3E */ - -extern void tlb_remove_table(struct mmu_gather *tlb, void *table); - -#ifdef CONFIG_PPC64 -#include +#ifdef CONFIG_PPC_BOOK3S +#include #else -#include +#include #endif -#endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_PGALLOC_H */