linux-kernel - menuconfig idea: lift fs menu

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Date:	Tue, 25 Sep 2007 10:10:26 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Randy Dunlap <rdunlap@...otime.net>
cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: menuconfig idea: lift fs menu


Lift the FS menu a bit by moving filesystem-specific
parts into their own menu.

This is an idea I had. Comments please, if any.

Signed-off-by: Jan Engelhardt <jengelh@....de>

---
 fs/Kconfig      |   19 ++++++++++++++++---
 fs/gfs2/Kconfig |    9 ++++++---
 fs/xfs/Kconfig  |   10 +++++-----
 3 files changed, 27 insertions(+), 11 deletions(-)

Index: linux-2.6.23/fs/Kconfig
===================================================================
--- linux-2.6.23.orig/fs/Kconfig
+++ linux-2.6.23/fs/Kconfig
@@ -6,6 +6,17 @@ menu "File systems"
 
 if BLOCK
 
+menuconfig EXT_FS
+	bool "Extended filesystem family"
+	default y
+	---help---
+	  Say Y here to get to see options for the 'ext' filesystems.
+	  This option alone does not add any kernel code.
+
+	  If you say N, all options in this submenu will be skipped and disabled.
+
+if EXT_FS
+
 config EXT2_FS
 	tristate "Second extended fs support"
 	help
@@ -272,7 +283,9 @@ config FS_MBCACHE
 	default y if EXT2_FS=y || EXT3_FS=y || EXT4DEV_FS=y
 	default m if EXT2_FS=m || EXT3_FS=m || EXT4DEV_FS=m
 
-config REISERFS_FS
+endif # EXT_FS
+
+menuconfig REISERFS_FS
 	tristate "Reiserfs support"
 	help
 	  Stores not just filenames but the files themselves in a balanced
@@ -358,7 +371,7 @@ config REISERFS_FS_SECURITY
 	  If you are not using a security module that requires using
 	  extended attributes for file security labels, say N.
 
-config JFS_FS
+menuconfig JFS_FS
 	tristate "JFS filesystem support"
 	select NLS
 	help
@@ -420,7 +433,7 @@ config FS_POSIX_ACL
 source "fs/xfs/Kconfig"
 source "fs/gfs2/Kconfig"
 
-config OCFS2_FS
+menuconfig OCFS2_FS
 	tristate "OCFS2 file system support"
 	depends on NET && SYSFS
 	select CONFIGFS_FS
Index: linux-2.6.23/fs/gfs2/Kconfig
===================================================================
--- linux-2.6.23.orig/fs/gfs2/Kconfig
+++ linux-2.6.23/fs/gfs2/Kconfig
@@ -1,4 +1,4 @@
-config GFS2_FS
+menuconfig GFS2_FS
 	tristate "GFS2 file system support"
 	depends on EXPERIMENTAL
 	select FS_POSIX_ACL
@@ -18,9 +18,10 @@ config GFS2_FS
 	  the below locking modules. Documentation and utilities for GFS2 can
 	  be found here: http://sources.redhat.com/cluster
 
+if GFS2_FS
+
 config GFS2_FS_LOCKING_NOLOCK
 	tristate "GFS2 \"nolock\" locking module"
-	depends on GFS2_FS
 	help
 	  Single node locking module for GFS2.
 
@@ -34,7 +35,7 @@ config GFS2_FS_LOCKING_NOLOCK
 
 config GFS2_FS_LOCKING_DLM
 	tristate "GFS2 DLM locking module"
-	depends on GFS2_FS && SYSFS && NET && INET && (IPV6 || IPV6=n)
+	depends on SYSFS && NET && INET && (IPV6 || IPV6=n)
 	select IP_SCTP if DLM_SCTP
 	select CONFIGFS_FS
 	select DLM
@@ -44,3 +45,5 @@ config GFS2_FS_LOCKING_DLM
 	  Most users of GFS2 will require this module. It provides the locking
 	  interface between GFS2 and the DLM, which is required to use GFS2
 	  in a cluster environment.
+
+endif # GFS2_FS
Index: linux-2.6.23/fs/xfs/Kconfig
===================================================================
--- linux-2.6.23.orig/fs/xfs/Kconfig
+++ linux-2.6.23/fs/xfs/Kconfig
@@ -1,4 +1,4 @@
-config XFS_FS
+menuconfig XFS_FS
 	tristate "XFS filesystem support"
 	depends on BLOCK
 	help
@@ -18,9 +18,10 @@ config XFS_FS
 	  system of your root partition is compiled as a module, you'll need
 	  to use an initial ramdisk (initrd) to boot.
 
+if XFS_FS
+
 config XFS_QUOTA
 	bool "XFS Quota support"
-	depends on XFS_FS
 	help
 	  If you say Y here, you will be able to set limits for disk usage on
 	  a per user and/or a per group basis under XFS.  XFS considers quota
@@ -37,7 +38,6 @@ config XFS_QUOTA
 
 config XFS_SECURITY
 	bool "XFS Security Label support"
-	depends on XFS_FS
 	help
 	  Security labels support alternative access control models
 	  implemented by security modules like SELinux.  This option
@@ -49,7 +49,6 @@ config XFS_SECURITY
 
 config XFS_POSIX_ACL
 	bool "XFS POSIX ACL support"
-	depends on XFS_FS
 	help
 	  POSIX Access Control Lists (ACLs) support permissions for users and
 	  groups beyond the owner/group/world scheme.
@@ -61,7 +60,6 @@ config XFS_POSIX_ACL
 
 config XFS_RT
 	bool "XFS Realtime subvolume support"
-	depends on XFS_FS
 	help
 	  If you say Y here you will be able to mount and use XFS filesystems
 	  which contain a realtime subvolume.  The realtime subvolume is a
@@ -76,3 +74,5 @@ config XFS_RT
 	  See the xfs man page in section 5 for additional information.
 
 	  If unsure, say N.
+
+endif # XFS_FS
-
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