Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757386AbdLWDvx (ORCPT ); Fri, 22 Dec 2017 22:51:53 -0500 Received: from h2.hallyn.com ([78.46.35.8]:54536 "EHLO h2.hallyn.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757161AbdLWDvu (ORCPT ); Fri, 22 Dec 2017 22:51:50 -0500 Date: Fri, 22 Dec 2017 21:51:49 -0600 From: "Serge E. Hallyn" To: Dongsu Park Cc: linux-kernel@vger.kernel.org, Miklos Szeredi , containers@lists.linux-foundation.org, Seth Forshee , Alban Crequy , "Eric W . Biederman" , Sargun Dhillon , linux-fsdevel@vger.kernel.org Subject: Re: [PATCH 10/11] fuse: Allow user namespace mounts Message-ID: <20171223035149.GJ6837@mail.hallyn.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1678 Lines: 50 On Fri, Dec 22, 2017 at 03:32:34PM +0100, Dongsu Park wrote: > From: Seth Forshee > > To be able to mount fuse from non-init user namespaces, it's necessary > to set FS_USERNS_MOUNT flag to fs_flags. > > Patch v4 is available: https://patchwork.kernel.org/patch/8944681/ > > Cc: linux-fsdevel@vger.kernel.org > Cc: linux-kernel@vger.kernel.org > Cc: Miklos Szeredi > Signed-off-by: Seth Forshee > [dongsu: add a simple commit messasge] > Signed-off-by: Dongsu Park Reviewed-by: Serge Hallyn > --- > fs/fuse/inode.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c > index 7f6b2e55..8c98edee 100644 > --- a/fs/fuse/inode.c > +++ b/fs/fuse/inode.c > @@ -1212,7 +1212,7 @@ static void fuse_kill_sb_anon(struct super_block *sb) > static struct file_system_type fuse_fs_type = { > .owner = THIS_MODULE, > .name = "fuse", > - .fs_flags = FS_HAS_SUBTYPE, > + .fs_flags = FS_HAS_SUBTYPE | FS_USERNS_MOUNT, > .mount = fuse_mount, > .kill_sb = fuse_kill_sb_anon, > }; > @@ -1244,7 +1244,7 @@ static struct file_system_type fuseblk_fs_type = { > .name = "fuseblk", > .mount = fuse_mount_blk, > .kill_sb = fuse_kill_sb_blk, > - .fs_flags = FS_REQUIRES_DEV | FS_HAS_SUBTYPE, > + .fs_flags = FS_REQUIRES_DEV | FS_HAS_SUBTYPE | FS_USERNS_MOUNT, > }; > MODULE_ALIAS_FS("fuseblk"); > > -- > 2.13.6 > > _______________________________________________ > Containers mailing list > Containers@lists.linux-foundation.org > https://lists.linuxfoundation.org/mailman/listinfo/containers