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Date: Tue, 28 Oct 2008 19:10:08 +0900
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-mm@...ck.org" <linux-mm@...ck.org>,
"balbir@...ux.vnet.ibm.com" <balbir@...ux.vnet.ibm.com>,
"nishimura@....nes.nec.co.jp" <nishimura@....nes.nec.co.jp>,
"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
"menage@...gle.com" <menage@...gle.com>,
"xemul@...nvz.org" <xemul@...nvz.org>
Subject: [PATCH 1/4][mmotm] cgroup: make cgroup config as submenu
Making CGROUP related configs to be sub-menu.
This patch will making CGROUP related configs to be sub-menu and
making 1st level configs of "General Setup" shorter.
including following additional changes
- add help comment about CGROUPS and GROUP_SCHED.
- moved MM_OWNER config to the bottom.
(for good indent in menuconfig)
Changelog: v1->v2
- applied comments and fixed text.
- added precise "See Documentation..."
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
init/Kconfig | 123 ++++++++++++++++++++++++++++++++---------------------------
1 file changed, 67 insertions(+), 56 deletions(-)
Index: mmotm-2.6.28rc2+/init/Kconfig
===================================================================
--- mmotm-2.6.28rc2+.orig/init/Kconfig
+++ mmotm-2.6.28rc2+/init/Kconfig
@@ -271,59 +271,6 @@ config LOG_BUF_SHIFT
13 => 8 KB
12 => 4 KB
-config CGROUPS
- bool "Control Group support"
- help
- This option will let you use process cgroup subsystems
- such as Cpusets
-
- Say N if unsure.
-
-config CGROUP_DEBUG
- bool "Example debug cgroup subsystem"
- depends on CGROUPS
- default n
- help
- This option enables a simple cgroup subsystem that
- exports useful debugging information about the cgroups
- framework
-
- Say N if unsure
-
-config CGROUP_NS
- bool "Namespace cgroup subsystem"
- depends on CGROUPS
- help
- Provides a simple namespace cgroup subsystem to
- provide hierarchical naming of sets of namespaces,
- for instance virtual servers and checkpoint/restart
- jobs.
-
-config CGROUP_FREEZER
- bool "control group freezer subsystem"
- depends on CGROUPS
- help
- Provides a way to freeze and unfreeze all tasks in a
- cgroup.
-
-config CGROUP_DEVICE
- bool "Device controller for cgroups"
- depends on CGROUPS && EXPERIMENTAL
- help
- Provides a cgroup implementing whitelists for devices which
- a process in the cgroup can mknod or open.
-
-config CPUSETS
- bool "Cpuset support"
- depends on SMP && CGROUPS
- help
- 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.
-
#
# Architectures with an unreliable sched_clock() should select this:
#
@@ -337,6 +284,8 @@ config GROUP_SCHED
help
This feature lets CPU scheduler recognize task groups and control CPU
bandwidth allocation to such task groups.
+ In order to create a group from arbitrary set of processes, use
+ CONFIG_CGROUPS. (See Control Group support.)
config FAIR_GROUP_SCHED
bool "Group scheduling for SCHED_OTHER"
@@ -379,6 +328,66 @@ config CGROUP_SCHED
endchoice
+menu "Control Group support"
+config CGROUPS
+ bool "Control Group support"
+ help
+ This option add support for grouping sets of processes together, for
+ use with process control subsystems such as Cpusets, CFS, memory
+ controls or device isolation.
+ See
+ - Documentation/cpusets.txt (Cpusets)
+ - Documentation/scheduler/sched-design-CFS.txt (CFS)
+ - Documentation/cgroups/ (features for grouping, isolation)
+ - Documentation/controllers/ (features for resource control)
+
+ Say N if unsure.
+
+config CGROUP_DEBUG
+ bool "Example debug cgroup subsystem"
+ depends on CGROUPS
+ default n
+ help
+ This option enables a simple cgroup subsystem that
+ exports useful debugging information about the cgroups
+ framework
+
+ Say N if unsure
+
+config CGROUP_NS
+ bool "Namespace cgroup subsystem"
+ depends on CGROUPS
+ help
+ Provides a simple namespace cgroup subsystem to
+ provide hierarchical naming of sets of namespaces,
+ for instance virtual servers and checkpoint/restart
+ jobs.
+
+config CGROUP_FREEZER
+ bool "control group freezer subsystem"
+ depends on CGROUPS
+ help
+ Provides a way to freeze and unfreeze all tasks in a
+ cgroup.
+
+config CGROUP_DEVICE
+ bool "Device controller for cgroups"
+ depends on CGROUPS && EXPERIMENTAL
+ help
+ Provides a cgroup implementing whitelists for devices which
+ a process in the cgroup can mknod or open.
+
+config CPUSETS
+ bool "Cpuset support"
+ depends on SMP && CGROUPS
+ help
+ 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.
+
config CGROUP_CPUACCT
bool "Simple CPU accounting cgroup subsystem"
depends on CGROUPS
@@ -393,9 +402,6 @@ config RESOURCE_COUNTERS
infrastructure that works with cgroups
depends on CGROUPS
-config MM_OWNER
- bool
-
config CGROUP_MEM_RES_CTLR
bool "Memory Resource Controller for Control Groups"
depends on CGROUPS && RESOURCE_COUNTERS
@@ -419,6 +425,11 @@ config CGROUP_MEM_RES_CTLR
This config option also selects MM_OWNER config option, which
could in turn add some fork/exit overhead.
+config MM_OWNER
+ bool
+
+endmenu
+
config SYSFS_DEPRECATED
bool
--
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