From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f180.google.com (mail-pd0-f180.google.com [209.85.192.180]) by kanga.kvack.org (Postfix) with ESMTP id 0C56F6B0258 for ; Mon, 13 Jul 2015 06:54:26 -0400 (EDT) Received: by pdbep18 with SMTP id ep18so223755399pdb.1 for ; Mon, 13 Jul 2015 03:54:25 -0700 (PDT) Received: from mga02.intel.com (mga02.intel.com. [134.134.136.20]) by mx.google.com with ESMTP id 4si27800277pdk.216.2015.07.13.03.54.19 for ; Mon, 13 Jul 2015 03:54:19 -0700 (PDT) From: "Kirill A. Shutemov" Subject: [PATCH 5/5] mm, memcontrol: use vma_is_anonymous() to check for anon VMA Date: Mon, 13 Jul 2015 13:54:12 +0300 Message-Id: <1436784852-144369-6-git-send-email-kirill.shutemov@linux.intel.com> In-Reply-To: <1436784852-144369-1-git-send-email-kirill.shutemov@linux.intel.com> References: <1436784852-144369-1-git-send-email-kirill.shutemov@linux.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , Oleg Nesterov Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, "Kirill A. Shutemov" , Johannes Weiner , Michal Hocko !vma->vm_file is not reliable to detect anon VMA, because not all drivers bother set it. Let's use vma_is_anonymous() instead. Signed-off-by: Kirill A. Shutemov Cc: Johannes Weiner Cc: Michal Hocko --- mm/memcontrol.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index acb93c554f6e..a624709f0dd7 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -4809,7 +4809,7 @@ static struct page *mc_handle_file_pte(struct vm_area_struct *vma, struct address_space *mapping; pgoff_t pgoff; - if (!vma->vm_file) /* anonymous vma */ + if (vma_is_anonymous(vma)) /* anonymous vma */ return NULL; if (!(mc.flags & MOVE_FILE)) return NULL; -- 2.1.4 -- 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