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From: Nick Andrew <nick@nick-andrew.net>
To: trivial@kernel.org
Cc: linux-kernel@vger.kernel.org
Subject: Improve init/Kconfig help descriptions [PATCH 5/9]
Date: Wed, 20 Feb 2008 01:53:09 +1100	[thread overview]
Message-ID: <20080219145309.GC27352@tull.net> (raw)
In-Reply-To: <20080219140609.GA26619@tull.net>

On Wed, Feb 20, 2008 at 01:06:09AM +1100, Nick Andrew wrote:
> Here is a series of 9 patches to init/Kconfig intended to improve the
> usefulness and consistency of the help descriptions. The patches are
> against linux-2.6.24.2.
> [...]
> Patch 5
> 	IKCONFIG
> 	IKCONFIG_PROC
> 	LOG_BUF_SHIFT
> 	SYSFS_DEPRECATED
> 	RELAY
> 	BLK_DEV_INITRD

Changelog:

Improve usefulness and consistency of kernel configuration help messages.

Signed-off-by: Nick Andrew <nick@nick-andrew.net>


--- a/init/Kconfig	2008-02-20 00:45:07.000000000 +1100
+++ b/init/Kconfig	2008-02-20 00:52:07.000000000 +1100
@@ -254,20 +254,30 @@ config IKCONFIG
 	tristate "Kernel .config support"
 	---help---
 	  This option enables the complete Linux kernel ".config" file
-	  contents to be saved in the kernel. It provides documentation
-	  of which kernel options are used in a running kernel or in an
-	  on-disk kernel.  This information can be extracted from the kernel
-	  image file with the script scripts/extract-ikconfig and used as
-	  input to rebuild the current kernel or to build another kernel.
-	  It can also be extracted from a running kernel by reading
-	  /proc/config.gz if enabled (below).
+	  contents to be saved in the kernel.
+
+	  It provides documentation of which kernel options are used in
+	  a running kernel or in an on-disk kernel.  This information
+	  can be extracted from the kernel image file with the script
+	  "scripts/extract-ikconfig" and used as input to rebuild the
+	  current kernel or to build another kernel.
+
+	  It can also be extracted from a running kernel with
+	  "zcat /proc/config.gz" if CONFIG_IKCONFIG_PROC is enabled
+	  below.
+
+	  Your kernel size will increase by around 14k.
+
+	  If unsure, say N.
 
 config IKCONFIG_PROC
 	bool "Enable access to .config through /proc/config.gz"
 	depends on IKCONFIG && PROC_FS
 	---help---
-	  This option enables access to the kernel configuration file
-	  through /proc/config.gz.
+	  This option enables access to the configuration of the running
+	  kernel through /proc/config.gz.
+
+	  If unsure, say Y.
 
 config LOG_BUF_SHIFT
 	int "Kernel log buffer size (16 => 64KB, 17 => 128KB)"
@@ -277,14 +287,15 @@ config LOG_BUF_SHIFT
 	default 15 if SMP
 	default 14
 	help
-	  Select kernel log buffer size as a power of 2.
-	  Defaults and Examples:
+	  Select the kernel log buffer size as a power of 2.
+
+	  Defaults and examples:
 	  	     17 => 128 KB for S/390
-		     16 => 64 KB for x86 NUMAQ or IA-64
-	             15 => 32 KB for SMP
-	             14 => 16 KB for uniprocessor
-		     13 =>  8 KB
-		     12 =>  4 KB
+		     16 =>  64 KB for x86 NUMAQ or IA-64
+	             15 =>  32 KB for SMP
+	             14 =>  16 KB for uniprocessor
+		     13 =>   8 KB
+		     12 =>   4 KB
 
 config CGROUPS
 	bool "Control Group support"
@@ -389,11 +400,14 @@ config PROC_PID_CPUSET
 config RELAY
 	bool "Kernel->user space relay support (formerly relayfs)"
 	help
-	  This option enables support for relay interface support in
+	  This option enables support for the relay interface in
 	  certain file systems (such as debugfs).
+
 	  It is designed to provide an efficient mechanism for tools and
 	  facilities to relay large amounts of data from kernel space to
-	  user space.
+	  userspace.
+
+	  See <file:Documentation/filesystems/relay.txt> for more information.
 
 	  If unsure, say N.
 
@@ -401,17 +415,24 @@ config BLK_DEV_INITRD
 	bool "Initial RAM filesystem and RAM disk (initramfs/initrd) support"
 	depends on BROKEN || !FRV
 	help
+	  Enable use of an initial RAM filesystem or RAM disk at boot
+	  time.
+
 	  The initial RAM filesystem is a ramfs which is loaded by the
-	  boot loader (loadlin or lilo) and that is mounted as root
+	  boot loader (loadlin, lilo, grub) and is mounted as root
 	  before the normal boot procedure. It is typically used to
 	  load modules needed to mount the "real" root file system,
-	  etc. See <file:Documentation/initrd.txt> for details.
+	  etc.
+	  
+	  For more information, see:
+	  <file:Documentation/initrd.txt>
+	  <file:Documentation/filesystems/ramfs-rootfs-initramfs.txt>
 
 	  If RAM disk support (BLK_DEV_RAM) is also included, this
 	  also enables initial RAM disk (initrd) support and adds
 	  15 Kbytes (more on some other architectures) to the kernel size.
 
-	  If unsure say Y.
+	  If unsure, say Y.
 
 if BLK_DEV_INITRD
 

  parent reply	other threads:[~2008-02-19 14:53 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-19 14:06 Improve init/Kconfig help descriptions [PATCH 0/9] Nick Andrew
2008-02-19 14:09 ` Improve init/Kconfig help descriptions [PATCH 1/9] Nick Andrew
2008-02-19 14:11 ` Improve init/Kconfig help descriptions [PATCH 2/9] Nick Andrew
2008-02-19 14:33 ` Improve init/Kconfig help descriptions [PATCH 3/9] Nick Andrew
2008-02-19 14:42   ` Pavel Emelyanov
2008-02-19 15:10     ` Nick Andrew
2008-02-19 15:16       ` Pavel Emelyanov
2008-02-19 15:50         ` Serge E. Hallyn
2008-02-19 16:44         ` Randy Dunlap
2008-02-19 22:41           ` Nick Andrew
2008-02-20 12:19           ` [PATCH 2.6.25-rc2 3/9] config: Improve init/Kconfig help descriptions - namespaces Nick Andrew
2008-02-20 12:23             ` Pavel Emelyanov
2008-02-20 13:01               ` Nick Andrew
2008-02-20 13:07                 ` Pavel Emelyanov
2008-02-20 16:50             ` serge
2008-02-20 23:10               ` Nick Andrew
2008-02-19 14:38 ` Improve init/Kconfig help descriptions [PATCH 4/9] Nick Andrew
2008-02-20  3:42   ` Valdis.Kletnieks
2008-02-20 22:17     ` Nick Andrew
2008-02-19 14:53 ` Nick Andrew [this message]
2008-02-19 20:17   ` Improve init/Kconfig help descriptions [PATCH 5/9] Randy Dunlap
2008-02-19 15:12 ` Improve init/Kconfig help descriptions [PATCH 6/9] Nick Andrew
2008-02-19 15:39   ` Paul Jackson
2008-02-20 12:41     ` Nick Andrew
2008-02-20 16:43       ` Paul Jackson
2008-02-20  2:04   ` Paul Menage
2008-02-20  2:54     ` Nick Andrew
2008-02-20  3:12       ` Paul Menage
2008-02-20 16:55       ` serge
2008-02-20 21:31         ` Nick Andrew
2008-02-19 15:15 ` Improve init/Kconfig help descriptions [PATCH 7/9] Nick Andrew
2008-02-19 15:21 ` Improve init/Kconfig help descriptions [PATCH 8/9] Nick Andrew
2008-02-19 15:27 ` Improve init/Kconfig help descriptions [PATCH 9/9] Nick Andrew
2008-02-20 22:33 ` [PATCH 2.6.25-rc2 1/9] init: Improve init/Kconfig help descriptions part 1 Nick Andrew
     [not found] ` <200802220014.m1M0Dh5r022354@rgminet03.oracle.com>
2008-02-22  0:19   ` [PATCH 2.6.25-rc2 5/9] Kconfig: Improve init/Kconfig help descriptions - IKCONFIG etc Randy Dunlap
2008-02-22  0:48 ` [PATCH 2.6.25-rc2 1/9] Kconfig: Improve init/Kconfig help descriptions part 1 Nick Andrew
2008-02-22  0:49 ` [PATCH 2.6.25-rc2 2/9] Kconfig: Improve init/Kconfig help descriptions - TASKSTATS Nick Andrew
2008-02-22  0:51 ` [PATCH 2.6.25-rc2 3/9] Kconfig: Improve init/Kconfig help descriptions - NAMESPACES Nick Andrew
2008-02-27 23:00   ` Nick Andrew
2008-02-27 23:08     ` Serge E. Hallyn
2008-02-22  0:52 ` [PATCH 2.6.25-rc2 4/9] Kconfig: Improve init/Kconfig help descriptions - AUDIT Nick Andrew
2008-02-22  0:54 ` [PATCH 2.6.25-rc2 5/9] Kconfig: Improve init/Kconfig help descriptions - IKCONFIG etc Nick Andrew
2008-02-22  0:55 ` [PATCH 2.6.25-rc2 6/9] Kconfig: Improve init/Kconfig help descriptions - CGROUPS Nick Andrew
2008-02-22  0:56 ` [PATCH 2.6.25-rc2 7/9] Kconfig: Improve init/Kconfig help descriptions - EMBEDDED etc Nick Andrew
2008-02-22  0:58 ` [PATCH 2.6.25-rc2 8/9] Kconfig: Improve init/Kconfig help descriptions - SLAB Nick Andrew
2008-02-22  0:59 ` [PATCH 2.6.25-rc2 9/9] Kconfig: Improve init/Kconfig help descriptions - MODULES Nick Andrew
     [not found] ` <200802220010.m1M0Arr7024044@vzorg.swsoft.net>
2008-02-22  8:14   ` [PATCH 2.6.25-rc2 3/9] Kconfig: Improve init/Kconfig help descriptions - NAMESPACES Pavel Emelyanov
     [not found] ` <200802220010.m1M0Auqn024414@e5.ny.us.ibm.com>
2008-02-22 22:14   ` Serge E. Hallyn
2008-02-23  1:12     ` Nick Andrew
2008-02-23  3:45       ` Serge E. Hallyn

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