From: Nick Andrew <nick@nick-andrew.net>
To: trivial@kernel.org
Cc: linux-kernel@vger.kernel.org, Pavel Emelyanov <xemul@openvz.org>,
Serge Hallyn <serue@us.ibm.com>,
Randy Dunlap <randy.dunlap@oracle.com>,
Paul Menage <menage@google.com>, Paul Jackson <pj@sgi.com>,
Valdis Kletnieks <Valdis.Kletnieks@vt.edu>
Subject: [PATCH 2.6.25-rc2 6/9] Kconfig: Improve init/Kconfig help descriptions - CGROUPS
Date: Fri, 22 Feb 2008 11:55:31 +1100 [thread overview]
Message-ID: <20080222-114832-init-kconfig-6@tull.net> (raw)
In-Reply-To: <20080219140609.GA26619@tull.net>
Rewrite the help descriptions for clarity, accuracy and consistency.
Kernel config options affected:
- CGROUPS
- CGROUP_DEBUG
- CPUSETS
- GROUP_SCHED
- CGROUP_SCHED
- CGROUP_CPUACCT
- SYSFS_DEPRECATED
- CGROUP_MEM_CONT
- PROC_PID_CPUSET
Signed-off-by: Nick Andrew <nick@nick-andrew.net>
---
Try #3.
--- a/init/Kconfig 2008-02-20 09:34:48.000000000 +1100
+++ b/init/Kconfig 2008-02-21 08:22:39.000000000 +1100
@@ -276,10 +276,17 @@ config LOG_BUF_SHIFT
config CGROUPS
bool "Control Group support"
help
- This option will let you use process cgroup subsystems
- such as Cpusets
+ Control Groups enable processes to be grouped into "cgroups"
+ to facilitate tracking and resource management. For example
+ a cgroup can tie a set of processes to a set of CPUs using
+ "cpusets".
- Say N if unsure.
+ See <file:Documentation/cgroups.txt> for more information.
+
+ If you say Y here, you probably want to enable one or
+ more of the cgroup subsystem options below.
+
+ If unsure, say N.
config CGROUP_DEBUG
bool "Example debug cgroup subsystem"
@@ -287,9 +294,9 @@ config CGROUP_DEBUG
help
This option enables a simple cgroup subsystem that
exports useful debugging information about the cgroups
- framework
+ framework.
- Say N if unsure
+ If unsure, say N.
config CGROUP_NS
bool "Namespace cgroup subsystem"
@@ -304,19 +311,24 @@ config CPUSETS
bool "Cpuset support"
depends on SMP && CGROUPS
help
- This option will let you create and manage CPUSETs which
+ This option will let you create and manage "cpusets" which
allow dynamically partitioning a system into sets of CPUs and
Memory Nodes and assigning tasks to run only within those sets.
+
This is primarily useful on large SMP or NUMA systems.
- Say N if unsure.
+ See <file:Documentation/cpusets.txt> for more information.
+
+ If unsure, say N.
config GROUP_SCHED
bool "Group CPU scheduler"
default y
help
- This feature lets CPU scheduler recognize task groups and control CPU
- bandwidth allocation to such task groups.
+ This feature enables the CPU scheduler to recognize task groups
+ and control CPU bandwidth allocation to such task groups.
+
+ See <file:Documentation/sched-design-CFS.txt> for more information.
config FAIR_GROUP_SCHED
bool "Group scheduling for SCHED_OTHER"
@@ -346,9 +358,10 @@ config CGROUP_SCHED
help
This option allows you to create arbitrary task groups
using the "cgroup" pseudo filesystem and control
- the cpu bandwidth allocated to each such task group.
- Refer to Documentation/cgroups.txt for more information
- on "cgroup" pseudo filesystem.
+ the CPU bandwidth allocated to each such task group.
+
+ See <file:Documentation/cgroups.txt> for more information
+ on the "cgroup" pseudo filesystem.
endchoice
@@ -357,7 +370,7 @@ config CGROUP_CPUACCT
depends on CGROUPS
help
Provides a simple Resource Controller for monitoring the
- total CPU consumed by the tasks in a cgroup
+ total CPU consumed by the tasks in a cgroup.
config RESOURCE_COUNTERS
bool "Resource counters"
@@ -375,6 +388,7 @@ config SYSFS_DEPRECATED
"device"-link, the <subsystem>:<name>-link, and the
"bus"-link. It may also add deprecated key in the
uevent environment.
+
None of these features or values should be used today, as
they export driver core implementation details to userspace
or export properties which can't be kept stable across kernel
@@ -394,10 +408,20 @@ config CGROUP_MEM_CONT
Provides a memory controller that manages both page cache and
RSS memory.
+ If unsure, say N.
+
config PROC_PID_CPUSET
bool "Include legacy /proc/<pid>/cpuset file"
depends on CPUSETS
default y
+ help
+ This option provides the /proc/<pid>/cpuset file.
+
+ This file contains the name of the cpuset in which
+ the process is executing. For more information, see
+ <file:Documentation/cpusets.txt>
+
+ If unsure, say Y.
config RELAY
bool "Kernel->user space relay support (formerly relayfs)"
next prev parent reply other threads:[~2008-02-22 0:56 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 ` Improve init/Kconfig help descriptions [PATCH 5/9] Nick Andrew
2008-02-19 20:17 ` 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 ` Nick Andrew [this message]
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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