From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> To: akpm@linux-foundation.org Cc: peterz@infradead.org, mingo@kernel.org, davej@redhat.com, sasha.levin@oracle.com, hughd@google.com, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>, Chris Metcalf <cmetcalf@ezchip.com> Subject: [PATCH 34/38] tile: drop pte_file()-related helpers Date: Wed, 24 Dec 2014 14:22:42 +0200 [thread overview] Message-ID: <1419423766-114457-35-git-send-email-kirill.shutemov@linux.intel.com> (raw) In-Reply-To: <1419423766-114457-1-git-send-email-kirill.shutemov@linux.intel.com> We've replaced remap_file_pages(2) implementation with emulation. Nobody creates non-linear mapping anymore. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Chris Metcalf <cmetcalf@ezchip.com> --- arch/tile/include/asm/pgtable.h | 11 ----------- arch/tile/mm/homecache.c | 4 ---- 2 files changed, 15 deletions(-) diff --git a/arch/tile/include/asm/pgtable.h b/arch/tile/include/asm/pgtable.h index 5d1950788c69..bc75b6ef2e79 100644 --- a/arch/tile/include/asm/pgtable.h +++ b/arch/tile/include/asm/pgtable.h @@ -285,17 +285,6 @@ extern void start_mm_caching(struct mm_struct *mm); extern void check_mm_caching(struct mm_struct *prev, struct mm_struct *next); /* - * Support non-linear file mappings (see sys_remap_file_pages). - * This is defined by CLIENT1 set but CLIENT0 and _PAGE_PRESENT clear, and the - * file offset in the 32 high bits. - */ -#define _PAGE_FILE HV_PTE_CLIENT1 -#define PTE_FILE_MAX_BITS 32 -#define pte_file(pte) (hv_pte_get_client1(pte) && !hv_pte_get_client0(pte)) -#define pte_to_pgoff(pte) ((pte).val >> 32) -#define pgoff_to_pte(off) ((pte_t) { (((long long)(off)) << 32) | _PAGE_FILE }) - -/* * Encode and de-code a swap entry (see <linux/swapops.h>). * We put the swap file type+offset in the 32 high bits; * I believe we can just leave the low bits clear. diff --git a/arch/tile/mm/homecache.c b/arch/tile/mm/homecache.c index cd3387370ebb..0029b3fb651b 100644 --- a/arch/tile/mm/homecache.c +++ b/arch/tile/mm/homecache.c @@ -263,10 +263,6 @@ static int pte_to_home(pte_t pte) /* Update the home of a PTE if necessary (can also be used for a pgprot_t). */ pte_t pte_set_home(pte_t pte, int home) { - /* Check for non-linear file mapping "PTEs" and pass them through. */ - if (pte_file(pte)) - return pte; - #if CHIP_HAS_MMIO() /* Check for MMIO mappings and pass them through. */ if (hv_pte_get_mode(pte) == HV_PTE_MODE_MMIO) -- 2.1.3
WARNING: multiple messages have this Message-ID (diff)
From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> To: akpm@linux-foundation.org Cc: peterz@infradead.org, mingo@kernel.org, davej@redhat.com, sasha.levin@oracle.com, hughd@google.com, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>, Chris Metcalf <cmetcalf@ezchip.com> Subject: [PATCH 34/38] tile: drop pte_file()-related helpers Date: Wed, 24 Dec 2014 14:22:42 +0200 [thread overview] Message-ID: <1419423766-114457-35-git-send-email-kirill.shutemov@linux.intel.com> (raw) In-Reply-To: <1419423766-114457-1-git-send-email-kirill.shutemov@linux.intel.com> We've replaced remap_file_pages(2) implementation with emulation. Nobody creates non-linear mapping anymore. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Chris Metcalf <cmetcalf@ezchip.com> --- arch/tile/include/asm/pgtable.h | 11 ----------- arch/tile/mm/homecache.c | 4 ---- 2 files changed, 15 deletions(-) diff --git a/arch/tile/include/asm/pgtable.h b/arch/tile/include/asm/pgtable.h index 5d1950788c69..bc75b6ef2e79 100644 --- a/arch/tile/include/asm/pgtable.h +++ b/arch/tile/include/asm/pgtable.h @@ -285,17 +285,6 @@ extern void start_mm_caching(struct mm_struct *mm); extern void check_mm_caching(struct mm_struct *prev, struct mm_struct *next); /* - * Support non-linear file mappings (see sys_remap_file_pages). - * This is defined by CLIENT1 set but CLIENT0 and _PAGE_PRESENT clear, and the - * file offset in the 32 high bits. - */ -#define _PAGE_FILE HV_PTE_CLIENT1 -#define PTE_FILE_MAX_BITS 32 -#define pte_file(pte) (hv_pte_get_client1(pte) && !hv_pte_get_client0(pte)) -#define pte_to_pgoff(pte) ((pte).val >> 32) -#define pgoff_to_pte(off) ((pte_t) { (((long long)(off)) << 32) | _PAGE_FILE }) - -/* * Encode and de-code a swap entry (see <linux/swapops.h>). * We put the swap file type+offset in the 32 high bits; * I believe we can just leave the low bits clear. diff --git a/arch/tile/mm/homecache.c b/arch/tile/mm/homecache.c index cd3387370ebb..0029b3fb651b 100644 --- a/arch/tile/mm/homecache.c +++ b/arch/tile/mm/homecache.c @@ -263,10 +263,6 @@ static int pte_to_home(pte_t pte) /* Update the home of a PTE if necessary (can also be used for a pgprot_t). */ pte_t pte_set_home(pte_t pte, int home) { - /* Check for non-linear file mapping "PTEs" and pass them through. */ - if (pte_file(pte)) - return pte; - #if CHIP_HAS_MMIO() /* Check for MMIO mappings and pass them through. */ if (hv_pte_get_mode(pte) == HV_PTE_MODE_MMIO) -- 2.1.3 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2014-12-24 12:26 UTC|newest] Thread overview: 126+ messages / expand[flat|nested] mbox.gz Atom feed top 2014-12-24 12:22 [PATCH 00/38] mm: remove non-linear mess Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 01/38] mm: drop support of non-linear mapping from unmap/zap codepath Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 02/38] mm: drop support of non-linear mapping from fault codepath Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 03/38] mm: drop vm_ops->remap_pages and generic_file_remap_pages() stub Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 04/38] proc: drop handling non-linear mappings Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 05/38] rmap: drop support of " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 06/38] mm: replace vma->sharead.linear with vma->shared Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 07/38] mm: remove rest usage of VM_NONLINEAR and pte_file() Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 14:02 ` [PATCHv2 " Kirill A. Shutemov 2014-12-24 14:02 ` Kirill A. Shutemov 2014-12-24 14:02 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 08/38] asm-generic: drop unused pte_file* helpers Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 09/38] alpha: drop _PAGE_FILE and pte_file()-related helpers Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 10/38] arc: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:29 ` Vineet Gupta 2014-12-24 12:29 ` Vineet Gupta 2014-12-24 12:22 ` [PATCH 11/38] arm64: drop PTE_FILE " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 17:23 ` Catalin Marinas 2014-12-24 17:23 ` Catalin Marinas 2014-12-24 12:22 ` [PATCH 12/38] arm: drop L_PTE_FILE " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 13/38] avr32: drop _PAGE_FILE " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 14:15 ` Hans-Christian Egtvedt 2014-12-24 14:15 ` Hans-Christian Egtvedt 2014-12-24 12:22 ` [PATCH 14/38] blackfin: drop pte_file() Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 15/38] c6x: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 14:08 ` Mark Salter 2014-12-24 14:08 ` Mark Salter 2014-12-24 12:22 ` [PATCH 16/38] cris: drop _PAGE_FILE and pte_file()-related helpers Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 17/38] frv: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 18/38] hexagon: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 19/38] ia64: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 20/38] m32r: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 21/38] m68k: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-29 12:16 ` [PATCHv2 " Kirill A. Shutemov 2014-12-29 12:16 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 22/38] metag: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2015-01-02 16:03 ` James Hogan 2015-01-02 16:03 ` James Hogan 2014-12-24 12:22 ` [PATCH 23/38] microblaze: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 24/38] mips: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-25 10:08 ` Geert Uytterhoeven 2014-12-25 10:08 ` Geert Uytterhoeven 2014-12-25 10:18 ` Kirill A. Shutemov 2014-12-25 10:18 ` Kirill A. Shutemov 2014-12-29 12:17 ` [PATCHv2 " Kirill A. Shutemov 2014-12-29 12:17 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 25/38] mn10300: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 26/38] nios2: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-25 12:30 ` Tobias Klauser 2014-12-25 12:30 ` Tobias Klauser 2014-12-26 5:52 ` Ley Foon Tan 2014-12-26 5:52 ` Ley Foon Tan 2014-12-24 12:22 ` [PATCH 27/38] openrisc: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 28/38] parisc: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 29/38] powerpc: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2015-01-05 5:03 ` Michael Ellerman 2015-01-05 5:03 ` Michael Ellerman 2014-12-24 12:22 ` [PATCH 30/38] s390: drop " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-29 10:07 ` Martin Schwidefsky 2014-12-29 10:07 ` Martin Schwidefsky 2014-12-29 10:37 ` Kirill A. Shutemov 2014-12-29 10:37 ` Kirill A. Shutemov 2014-12-30 10:55 ` Martin Schwidefsky 2014-12-30 10:55 ` Martin Schwidefsky 2014-12-24 12:22 ` [PATCH 31/38] score: drop _PAGE_FILE and " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 32/38] sh: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 14:05 ` [PATCH] " Kirill A. Shutemov 2014-12-24 14:05 ` Kirill A. Shutemov 2014-12-24 14:05 ` Kirill A. Shutemov 2014-12-24 14:05 ` Kirill A. Shutemov 2014-12-24 14:05 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 33/38] sparc: drop " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-25 23:34 ` David Miller 2014-12-25 23:34 ` David Miller 2014-12-24 12:22 ` Kirill A. Shutemov [this message] 2014-12-24 12:22 ` [PATCH 34/38] tile: " Kirill A. Shutemov 2014-12-25 2:57 ` Chris Metcalf 2014-12-25 2:57 ` Chris Metcalf 2014-12-25 2:57 ` Chris Metcalf 2014-12-24 12:22 ` [PATCH 35/38] um: drop _PAGE_FILE and " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 36/38] unicore32: drop " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 37/38] x86: drop _PAGE_FILE and " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-24 12:22 ` [PATCH 38/38] xtensa: " Kirill A. Shutemov 2014-12-24 12:22 ` Kirill A. Shutemov 2014-12-25 10:25 ` Max Filippov 2014-12-25 10:25 ` Max Filippov 2014-12-26 21:10 ` [PATCH 00/38] mm: remove non-linear mess Felipe Balbi 2014-12-26 21:10 ` Felipe Balbi
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