Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752736AbbFZJ6r (ORCPT ); Fri, 26 Jun 2015 05:58:47 -0400 Received: from lgeamrelo01.lge.com ([156.147.1.125]:60866 "EHLO lgeamrelo01.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752119AbbFZJ5o (ORCPT ); Fri, 26 Jun 2015 05:57:44 -0400 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: akpm@linux-foundation.org, Gioh Kim Subject: [RFCv2 2/5] fs/anon_inodes: get a new inode Date: Fri, 26 Jun 2015 18:58:27 +0900 Message-Id: <1435312710-15108-3-git-send-email-gioh.kim@lge.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1435312710-15108-1-git-send-email-gioh.kim@lge.com> References: <1435312710-15108-1-git-send-email-gioh.kim@lge.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1471 Lines: 47 A inode is necessary for some drivers that needs special address_space and address_space_operation for page migration. Each drivers can create inode with the anon_inodefs. 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 */ -- 1.9.1 -- 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/