From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f181.google.com (mail-pd0-f181.google.com [209.85.192.181]) by kanga.kvack.org (Postfix) with ESMTP id A25B96B00AB for ; Wed, 24 Dec 2014 07:29:27 -0500 (EST) Received: by mail-pd0-f181.google.com with SMTP id v10so9877930pde.12 for ; Wed, 24 Dec 2014 04:29:27 -0800 (PST) Received: from mga02.intel.com (mga02.intel.com. [134.134.136.20]) by mx.google.com with ESMTP id dn2si34129159pbc.160.2014.12.24.04.23.14 for ; Wed, 24 Dec 2014 04:23:15 -0800 (PST) From: "Kirill A. Shutemov" Subject: [PATCH 34/38] tile: drop pte_file()-related helpers Date: Wed, 24 Dec 2014 14:22:42 +0200 Message-Id: <1419423766-114457-35-git-send-email-kirill.shutemov@linux.intel.com> In-Reply-To: <1419423766-114457-1-git-send-email-kirill.shutemov@linux.intel.com> References: <1419423766-114457-1-git-send-email-kirill.shutemov@linux.intel.com> Sender: owner-linux-mm@kvack.org List-ID: 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" , Chris Metcalf We've replaced remap_file_pages(2) implementation with emulation. Nobody creates non-linear mapping anymore. Signed-off-by: Kirill A. Shutemov Cc: Chris Metcalf --- 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 ). * 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: email@kvack.org