[PATCH 2.6.25-rc2 7/9] Kconfig: Improve init/Kconfig help descriptions - EMBEDDED etc

[Nick Andrew]

Rewrite the help descriptions for clarity, accuracy and consistency.

Kernel config options affected:

  - EMBEDDED
  - SYSCTL_SYSCALL
  - KALLSYMS
  - KALLSYMS_ALL
  - KALLSYMS_EXTRA_PASS
  - HOTPLUG
  - PRINTK
  - BUG
  - ELF_CORE
  - BASE_FULL
  - FUTEX
  - EPOLL
  - SIGNALFD
  - TIMERFD
  - EVENTFD

Signed-off-by: Nick Andrew <nick@xxxxxxxxxxxxxxx>
---
Try #3.

--- a/init/Kconfig	2008-02-20 09:34:48.000000000 +1100
+++ b/init/Kconfig	2008-02-20 09:36:28.000000000 +1100
@@ -495,10 +495,14 @@ menuconfig EMBEDDED
 	bool "Configure standard kernel features (for small systems)"
 	help
 	  This option allows certain base kernel options and settings
-          to be disabled or tweaked. This is for specialized
-          environments which can tolerate a "non-standard" kernel.
+	  to be disabled or tweaked. This is for embedded systems and
+	  specialized environments which can tolerate a "non-standard"
+	  kernel.
+
           Only use this if you really know what you are doing.
 
+	  If unsure, say N.
+
 config UID16
 	bool "Enable 16-bit UID system calls" if EMBEDDED
 	depends on ARM || BLACKFIN || CRIS || FRV || H8300 || X86_32 || M68K || (S390 && !64BIT) || SUPERH || SPARC32 || (SPARC64 && SPARC32_COMPAT) || UML || (X86_64 && IA32_EMULATION)
@@ -516,51 +520,62 @@ config SYSCTL_SYSCALL
 	  using paths with ascii names is now the primary path to this
 	  information.
 
-	  Almost nothing using the binary sysctl interface so if you are
+	  Almost nothing uses the binary sysctl interface so if you are
 	  trying to save some space it is probably safe to disable this,
 	  making your kernel marginally smaller.
 
-	  If unsure say Y here.
+	  If unsure, say Y.
 
 config KALLSYMS
-	 bool "Load all symbols for debugging/ksymoops" if EMBEDDED
-	 default y
-	 help
-	   Say Y here to let the kernel print out symbolic crash information and
-	   symbolic stack backtraces. This increases the size of the kernel
-	   somewhat, as all symbols have to be loaded into the kernel image.
+	bool "Load all symbols for debugging/ksymoops" if EMBEDDED
+	default y
+	help
+	  This information causes the kernel to print out symbolic crash
+	  information and symbolic stack backtraces.
+
+	  It increases the size of the kernel somewhat, as all symbols
+	  have to be loaded into the kernel image.
+
+	  If unsure, say Y.
 
 config KALLSYMS_ALL
 	bool "Include all symbols in kallsyms"
 	depends on DEBUG_KERNEL && KALLSYMS
 	help
-	   Normally kallsyms only contains the symbols of functions, for nicer
-	   OOPS messages.  Some debuggers can use kallsyms for other
-	   symbols too: say Y here to include all symbols, if you need them 
-	   and you don't care about adding 300k to the size of your kernel.
+	  Normally kallsyms only contains the symbols of functions, for nicer
+	  OOPS messages.  Some debuggers can use kallsyms for other
+	  symbols too: say Y here to include all symbols, if you need them.
+
+	  Your kernel size will increase by around 300k.
 
-	   Say N.
+	  If unsure, say N.
 
 config KALLSYMS_EXTRA_PASS
 	bool "Do an extra kallsyms pass"
 	depends on KALLSYMS
 	help
-	   If kallsyms is not working correctly, the build will fail with
-	   inconsistent kallsyms data.  If that occurs, log a bug report and
-	   turn on KALLSYMS_EXTRA_PASS which should result in a stable build.
-	   Always say N here unless you find a bug in kallsyms, which must be
-	   reported.  KALLSYMS_EXTRA_PASS is only a temporary workaround while
-	   you wait for kallsyms to be fixed.
+	  If kallsyms is not working correctly, the build will fail with
+	  inconsistent kallsyms data.  If that occurs, log a bug report and
+	  turn on KALLSYMS_EXTRA_PASS which should result in a stable build.
+
+	  Always say N here unless you find a bug in kallsyms, which must be
+	  reported.  KALLSYMS_EXTRA_PASS is only a temporary workaround while
+	  you wait for kallsyms to be fixed.
 
+	  If unsure, say N.
 
 config HOTPLUG
 	bool "Support for hot-pluggable devices" if EMBEDDED
 	default y
 	help
 	  This option is provided for the case where no hotplug or uevent
-	  capabilities is wanted by the kernel.  You should only consider
-	  disabling this option for embedded systems that do not use modules, a
-	  dynamic /dev tree, or dynamic device discovery.  Just say Y.
+	  capabilities are wanted by the kernel.
+
+	  You should only consider disabling this option for embedded
+	  systems that do not use modules, a dynamic /dev tree, or
+	  dynamic device discovery.
+
+	  If unsure, say Y.
 
 config PRINTK
 	default y
@@ -572,21 +587,30 @@ config PRINTK
 	  very difficult to diagnose system problems, saying N here is
 	  strongly discouraged.
 
+	  If unsure, say Y.
+
 config BUG
 	bool "BUG() support" if EMBEDDED
 	default y
 	help
           Disabling this option eliminates support for BUG and WARN, reducing
           the size of your kernel image and potentially quietly ignoring
-          numerous fatal conditions. You should only consider disabling this
-          option for embedded systems with no facilities for reporting errors.
-          Just say Y.
+          numerous fatal conditions.
+
+	  You should only consider disabling this option for embedded
+	  systems with no facilities for reporting errors.
+
+	  If unsure, say Y.
 
 config ELF_CORE
 	default y
 	bool "Enable ELF core dumps" if EMBEDDED
 	help
-	  Enable support for generating core dumps. Disabling saves about 4k.
+	  Enable support for generating core dumps when a process fails.
+
+	  Your kernel size will increase by around 4k.
+
+	  If unsure, say Y.
 
 config COMPAT_BRK
 	bool "Disable heap randomization"
@@ -608,6 +632,8 @@ config BASE_FULL
 	  kernel data structures. This saves memory on small machines,
 	  but may reduce performance.
 
+	  If unsure, say Y.
+
 config FUTEX
 	bool "Enable futex support" if EMBEDDED
 	default y
@@ -617,6 +643,8 @@ config FUTEX
 	  support for "fast userspace mutexes".  The resulting kernel may not
 	  run glibc-based applications correctly.
 
+	  If unsure, say Y.
+
 config ANON_INODES
 	bool
 
@@ -628,13 +656,15 @@ config EPOLL
 	  Disabling this option will cause the kernel to be built without
 	  support for epoll family of system calls.
 
+	  If unsure, say Y.
+
 config SIGNALFD
 	bool "Enable signalfd() system call" if EMBEDDED
 	select ANON_INODES
 	default y
 	help
-	  Enable the signalfd() system call that allows to receive signals
-	  on a file descriptor.
+	  Enable the signalfd() system call that allows a process to
+	  receive signals on a file descriptor.
 
 	  If unsure, say Y.
 
@@ -643,8 +673,8 @@ config TIMERFD
 	select ANON_INODES
 	default y
 	help
-	  Enable the timerfd() system call that allows to receive timer
-	  events on a file descriptor.
+	  Enable the timerfd() system call that allows a process to
+	  receive timer events on a file descriptor.
 
 	  If unsure, say Y.
 
@@ -653,8 +683,9 @@ config EVENTFD
 	select ANON_INODES
 	default y
 	help
-	  Enable the eventfd() system call that allows to receive both
-	  kernel notification (ie. KAIO) or userspace notifications.
+	  Enable the eventfd() system call that allows a process to
+	  receive both kernel notification (ie. KAIO) or userspace
+	  notifications.
 
 	  If unsure, say Y.
 
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