Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932472AbXBSSdI (ORCPT ); Mon, 19 Feb 2007 13:33:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932470AbXBSSct (ORCPT ); Mon, 19 Feb 2007 13:32:49 -0500 Received: from e5.ny.us.ibm.com ([32.97.182.145]:37851 "EHLO e5.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932459AbXBSSc1 (ORCPT ); Mon, 19 Feb 2007 13:32:27 -0500 From: Adam Litke Subject: [PATCH 5/7] change_protection for hugetlb Date: Mon, 19 Feb 2007 10:32:16 -0800 To: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, agl@us.ibm.com Message-Id: <20070219183216.27318.81665.stgit@localhost.localdomain> In-Reply-To: <20070219183123.27318.27319.stgit@localhost.localdomain> References: <20070219183123.27318.27319.stgit@localhost.localdomain> Content-Type: text/plain; charset=utf-8; format=fixed Content-Transfer-Encoding: 8bit User-Agent: StGIT/0.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1412 Lines: 41 Signed-off-by: Adam Litke --- fs/hugetlbfs/inode.c | 1 + mm/mprotect.c | 5 +++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 146a4b7..1016694 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -566,6 +566,7 @@ static struct pagetable_operations_struct hugetlbfs_pagetable_ops = { .copy_vma = copy_hugetlb_page_range, .pin_pages = follow_hugetlb_page, .unmap_page_range = unmap_hugepage_range, + .change_protection = hugetlb_change_protection, }; static struct inode_operations hugetlbfs_dir_inode_operations = { diff --git a/mm/mprotect.c b/mm/mprotect.c index 3b8f3c0..172e204 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -201,8 +201,9 @@ success: dirty_accountable = 1; } - if (is_vm_hugetlb_page(vma)) - hugetlb_change_protection(vma, start, end, vma->vm_page_prot); + if (has_pt_op(vma, change_protection)) + pt_op(vma, change_protection)(vma, start, end, + vma->vm_page_prot); else change_protection(vma, start, end, vma->vm_page_prot, dirty_accountable); vm_stat_account(mm, oldflags, vma->vm_file, -nrpages); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/