From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f175.google.com (mail-pf0-f175.google.com [209.85.192.175]) by kanga.kvack.org (Postfix) with ESMTP id 888C182F99 for ; Thu, 24 Dec 2015 11:20:54 -0500 (EST) Received: by mail-pf0-f175.google.com with SMTP id e65so17715619pfe.1 for ; Thu, 24 Dec 2015 08:20:54 -0800 (PST) Received: from mga03.intel.com (mga03.intel.com. [134.134.136.65]) by mx.google.com with ESMTP id y21si26062305pfi.136.2015.12.24.08.20.45 for ; Thu, 24 Dec 2015 08:20:45 -0800 (PST) From: Matthew Wilcox Subject: [PATCH 6/8] block_dev: Support PUD DAX mappings Date: Thu, 24 Dec 2015 11:20:35 -0500 Message-Id: <1450974037-24775-7-git-send-email-matthew.r.wilcox@intel.com> In-Reply-To: <1450974037-24775-1-git-send-email-matthew.r.wilcox@intel.com> References: <1450974037-24775-1-git-send-email-matthew.r.wilcox@intel.com> Sender: owner-linux-mm@kvack.org List-ID: Cc: Matthew Wilcox , linux-mm@kvack.org, linux-nvdimm@lists.01.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org From: Matthew Wilcox Signed-off-by: Matthew Wilcox --- fs/block_dev.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/fs/block_dev.c b/fs/block_dev.c index 2d9137e..ed73fdf 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1739,6 +1739,12 @@ static int blkdev_dax_pmd_fault(struct vm_area_struct *vma, unsigned long addr, return __dax_pmd_fault(vma, addr, pmd, flags, blkdev_get_block, NULL); } +static int blkdev_dax_pud_fault(struct vm_area_struct *vma, unsigned long addr, + pud_t *pud, unsigned int flags) +{ + return __dax_pud_fault(vma, addr, pud, flags, blkdev_get_block, NULL); +} + static void blkdev_vm_open(struct vm_area_struct *vma) { struct inode *bd_inode = bdev_file_inode(vma->vm_file); @@ -1764,6 +1770,7 @@ static const struct vm_operations_struct blkdev_dax_vm_ops = { .close = blkdev_vm_close, .fault = blkdev_dax_fault, .pmd_fault = blkdev_dax_pmd_fault, + .pud_fault = blkdev_dax_pud_fault, .pfn_mkwrite = blkdev_dax_fault, }; -- 2.6.2 -- 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