[PATCH 25/74] union-mount: Add CONFIG_UNION_MOUNT option

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From: Valerie Aurora <valerie.aurora@gmail.com>
To: linux-fsdevel@vger.kernel.org, linux@vger.kernel.org
Cc: viro@zeniv.linux.org.uk, Valerie Aurora <vaurora@redhat.com>,
	Valerie Aurora <valerie.aurora@gmail.com>
Subject: [PATCH 25/74] union-mount: Add CONFIG_UNION_MOUNT option
Date: Tue, 22 Mar 2011 18:59:01 -0700	[thread overview]
Message-ID: <1300845590-14184-26-git-send-email-valerie.aurora@gmail.com> (raw)
In-Reply-To: <1300845590-14184-1-git-send-email-valerie.aurora@gmail.com>

From: Valerie Aurora <vaurora@redhat.com>

Add CONFIG_UNION_MOUNT option.

Signed-off-by: Valerie Aurora <valerie.aurora@gmail.com>
---
 fs/Kconfig |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/fs/Kconfig b/fs/Kconfig
index 3d18530..0e4a3a6 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -59,6 +59,19 @@ source "fs/notify/Kconfig"
 
 source "fs/quota/Kconfig"
 
+config UNION_MOUNT
+       bool "Union mounts (writable overlays) (EXPERIMENTAL)"
+       depends on EXPERIMENTAL
+       help
+         Union mounts allow you to mount a transparent writable
+	 layer over a read-only file system, for example, an ext3
+	 partition on a hard drive over a CD-ROM root file system
+	 image.
+
+	 See <file:Documentation/filesystems/union-mounts.txt> for details.
+
+	 If unsure, say N.
+
 source "fs/autofs/Kconfig"
 source "fs/autofs4/Kconfig"
 source "fs/fuse/Kconfig"
-- 
1.7.0.4

next prev parent reply	other threads:[~2011-03-23  2:01 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-23  1:58 [PATCH 00/74] Union mounts version something or other Valerie Aurora
2011-03-23  1:58 ` [PATCH 01/74] VFS: Comment follow_mount() and friends Valerie Aurora
2011-03-23  1:58 ` [PATCH 02/74] VFS: Make lookup_hash() return a struct path Valerie Aurora
2011-03-23  1:58 ` [PATCH 03/74] autofs4: Save autofs trigger's vfsmount in super block info Valerie Aurora
2011-03-23  1:58 ` [PATCH 04/74] Documentation: Fix trivial typo in filesystems/sharedsubtree.txt Valerie Aurora
2011-03-23  1:58 ` [PATCH 05/74] whiteout/NFSD: Don't return information about whiteouts to userspace Valerie Aurora
2011-03-23  1:58 ` [PATCH 06/74] whiteout: Define opaque inode flags and operations Valerie Aurora
2011-03-23  1:58 ` [PATCH 07/74] whiteout: Add vfs_whiteout() and whiteout inode operation Valerie Aurora
2011-03-23  1:58 ` [PATCH 08/74] whiteout: Allow removal of a directory with whiteouts Valerie Aurora
2011-03-23  1:58 ` [PATCH 09/74] whiteout: tmpfs whiteout support Valerie Aurora
2011-03-23  1:58 ` [PATCH 10/74] ext2: Add ext2_dirent_in_use() Valerie Aurora
2011-03-23  1:58 ` [PATCH 11/74] ext2: Split ext2_add_entry() from ext2_add_link() Valerie Aurora
2011-03-23  1:58 ` [PATCH 12/74] whiteout: ext2 whiteout support Valerie Aurora
2011-03-23  1:58 ` [PATCH 13/74] whiteout: jffs2 " Valerie Aurora
2011-03-23  1:58 ` [PATCH 14/74] fallthru: Basic fallthru definitions Valerie Aurora
2011-03-23  1:58 ` [PATCH 15/74] fallthru: ext2 fallthru support Valerie Aurora
2011-03-23  1:58 ` [PATCH 16/74] fallthru: tmpfs " Valerie Aurora
2011-03-23  1:58 ` [PATCH 17/74] fallthru: jffs2 " Valerie Aurora
2011-03-23  1:58 ` [PATCH 18/74] VFS: Add hard read-only users count to superblock Valerie Aurora
2011-03-23  1:58 ` [PATCH 19/74] VFS: Make clone_mnt()/copy_tree()/collect_mounts() return errors Valerie Aurora
2011-03-23  1:58 ` [PATCH 20/74] VFS: Add CL_NO_SHARED flag to clone_mnt()/copy_tree() Valerie Aurora
2011-03-23  1:58 ` [PATCH 21/74] VFS: Add CL_NO_SLAVE " Valerie Aurora
2011-03-23  1:58 ` [PATCH 22/74] VFS: Add CL_MAKE_HARD_READONLY " Valerie Aurora
2011-03-23  1:58 ` [PATCH 23/74] union-mount: Union mounts documentation Valerie Aurora
2011-03-23  1:59 ` [PATCH 24/74] union-mount: Introduce MNT_UNION and MS_UNION flags Valerie Aurora
2011-03-23  1:59 ` Valerie Aurora [this message]
2011-03-23  1:59 ` [PATCH 26/74] union-mount: Create union_stack structure Valerie Aurora
2011-03-23  1:59 ` [PATCH 27/74] union-mount: Add two superblock fields for union mounts Valerie Aurora
2011-03-23  1:59 ` [PATCH 28/74] union-mount: Add union_alloc() Valerie Aurora
2011-03-23  1:59 ` [PATCH 29/74] union-mount: Add union_find_dir() Valerie Aurora
2011-03-23  1:59 ` [PATCH 30/74] union-mount: Create d_free_unions() Valerie Aurora
2011-03-23  1:59 ` [PATCH 31/74] union-mount: Free union stack on removal of topmost dentry from dcache Valerie Aurora
2011-03-23  1:59 ` [PATCH 32/74] union-mount: Create union_add_dir() Valerie Aurora
2011-03-23  1:59 ` [PATCH 33/74] union-mount: Add union_create_topmost_dir() Valerie Aurora
2011-03-23  1:59 ` [PATCH 34/74] union-mount: Create IS_MNT_UNION() Valerie Aurora
2011-03-23  1:59 ` [PATCH 35/74] union-mount: Create needs_lookup_union() Valerie Aurora
2011-03-23  1:59 ` [PATCH 36/74] union-mount: Create check_topmost_union_mnt() Valerie Aurora
2011-03-23  1:59 ` [PATCH 37/74] union-mount: Add clone_union_tree() and put_union_sb() Valerie Aurora
2011-03-23  1:59 ` [PATCH 38/74] union-mount: Create build_root_union() Valerie Aurora
2011-03-23  1:59 ` [PATCH 39/74] union-mount: Create prepare_mnt_union() and cleanup_mnt_union() Valerie Aurora
2011-03-23  1:59 ` [PATCH 40/74] union-mount: Prevent improper union-related remounts Valerie Aurora
2011-03-23  1:59 ` [PATCH 41/74] union-mount: Prevent topmost file system from being mounted elsewhere Valerie Aurora
2011-03-23  1:59 ` [PATCH 42/74] union-mount: Prevent bind mounts of union mounts Valerie Aurora
2011-03-23  1:59 ` [PATCH 43/74] union-mount: Implement union mount Valerie Aurora
2011-03-23  1:59 ` [PATCH 44/74] union-mount: Temporarily disable some syscalls Valerie Aurora
2011-03-23  2:12 ` [PATCH 00/74] Union mounts version something or other Valerie Aurora
2011-03-24 13:43   ` Union mounts comparison with overlay file system prototype? Ric Wheeler
2011-03-25 11:38     ` Szeredi Miklos
2011-03-25 12:12       ` Ric Wheeler
2011-03-23  8:38 ` [PATCH 00/74] Union mounts version something or other Sedat Dilek
2011-03-24 22:40   ` Ben Hutchings
2011-03-25  2:32     ` Sedat Dilek
2011-03-30 14:30 ` David Howells
2011-04-01 16:48   ` Valerie Aurora
2011-04-21 13:09   ` David Howells
2011-04-24 21:48     ` Valerie Aurora

find likely ancestor, descendant, or conflicting patches for this message:
( dfblob:3d18530 dfblob:0e4a3a6 )
 OR (
bs:"[PATCH 25/74] union-mount: Add CONFIG_UNION_MOUNT option" )
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