From patchwork Tue Jul 7 04:36:21 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ??? X-Patchwork-Id: 6729911 Return-Path: X-Original-To: patchwork-linux-fsdevel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B3AE7C05AC for ; Tue, 7 Jul 2015 04:35:28 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D37172077A for ; Tue, 7 Jul 2015 04:35:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EE0D220778 for ; Tue, 7 Jul 2015 04:35:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753219AbbGGEew (ORCPT ); Tue, 7 Jul 2015 00:34:52 -0400 Received: from LGEMRELSE6Q.lge.com ([156.147.1.121]:46627 "EHLO lgemrelse6q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752128AbbGGEet (ORCPT ); Tue, 7 Jul 2015 00:34:49 -0400 Received: from unknown (HELO swc-osl.156.147.1.1) (165.186.175.39) by 156.147.1.121 with ESMTP; 7 Jul 2015 13:34:47 +0900 X-Original-SENDERIP: 165.186.175.39 X-Original-MAILFROM: gioh.kim@lge.com From: Gioh Kim To: jlayton@poochiereds.net, bfields@fieldses.org, vbabka@suse.cz, iamjoonsoo.kim@lge.com, viro@zeniv.linux.org.uk, mst@redhat.com, koct9i@gmail.com, minchan@kernel.org, aquini@redhat.com, linux-fsdevel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, linux-mm@kvack.org Cc: gunho.lee@lge.com, akpm@linux-foundation.org, Gioh Kim , Gioh Kim Subject: [RFCv3 1/5] fs/anon_inodes: new interface to create new inode Date: Tue, 7 Jul 2015 13:36:21 +0900 Message-Id: <1436243785-24105-2-git-send-email-gioh.kim@lge.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1436243785-24105-1-git-send-email-gioh.kim@lge.com> References: <1436243785-24105-1-git-send-email-gioh.kim@lge.com> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Spam-Status: No, score=-7.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Gioh Kim The anon_inodes has already complete interfaces to create manage many anonymous inodes but don't have interface to get new inode. Other sub-modules can create anonymous inode without creating and mounting it's own pseudo filesystem. Signed-off-by: Gioh Kim --- fs/anon_inodes.c | 6 ++++++ include/linux/anon_inodes.h | 1 + 2 files changed, 7 insertions(+) diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c index 80ef38c..1d51f96 100644 --- a/fs/anon_inodes.c +++ b/fs/anon_inodes.c @@ -162,6 +162,12 @@ err_put_unused_fd: } EXPORT_SYMBOL_GPL(anon_inode_getfd); +struct inode *anon_inode_new(void) +{ + return alloc_anon_inode(anon_inode_mnt->mnt_sb); +} +EXPORT_SYMBOL_GPL(anon_inode_new); + static int __init anon_inode_init(void) { anon_inode_mnt = kern_mount(&anon_inode_fs_type); diff --git a/include/linux/anon_inodes.h b/include/linux/anon_inodes.h index 8013a45..ddbd67f 100644 --- a/include/linux/anon_inodes.h +++ b/include/linux/anon_inodes.h @@ -15,6 +15,7 @@ struct file *anon_inode_getfile(const char *name, void *priv, int flags); int anon_inode_getfd(const char *name, const struct file_operations *fops, void *priv, int flags); +struct inode *anon_inode_new(void); #endif /* _LINUX_ANON_INODES_H */