From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f171.google.com (mail-io0-f171.google.com [209.85.223.171]) by kanga.kvack.org (Postfix) with ESMTP id 0D0AB6B0005 for ; Fri, 11 Mar 2016 02:29:53 -0500 (EST) Received: by mail-io0-f171.google.com with SMTP id n190so135632738iof.0 for ; Thu, 10 Mar 2016 23:29:53 -0800 (PST) Received: from lgeamrelo13.lge.com (LGEAMRELO13.lge.com. [156.147.23.53]) by mx.google.com with ESMTP id a13si1328773igm.79.2016.03.10.23.29.48 for ; Thu, 10 Mar 2016 23:29:48 -0800 (PST) From: Minchan Kim Subject: [PATCH v1 03/19] fs/anon_inodes: new interface to create new inode Date: Fri, 11 Mar 2016 16:30:07 +0900 Message-Id: <1457681423-26664-4-git-send-email-minchan@kernel.org> In-Reply-To: <1457681423-26664-1-git-send-email-minchan@kernel.org> References: <1457681423-26664-1-git-send-email-minchan@kernel.org> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, jlayton@poochiereds.net, bfields@fieldses.org, Vlastimil Babka , Joonsoo Kim , koct9i@gmail.com, aquini@redhat.com, virtualization@lists.linux-foundation.org, Mel Gorman , Hugh Dickins , Sergey Senozhatsky , rknize@motorola.com, Rik van Riel , Gioh Kim , Minchan Kim 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. Acked-by: Rafael Aquini Signed-off-by: Gioh Kim Signed-off-by: Minchan 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 80ef38c73e5a..1d51f96acdd9 100644 --- a/fs/anon_inodes.c +++ b/fs/anon_inodes.c @@ -162,6 +162,12 @@ int anon_inode_getfd(const char *name, const struct file_operations *fops, } 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 8013a45242fe..ddbd67f8a73f 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, 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