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authorDavid S. Miller <davem@davemloft.net>2008-03-18 00:37:55 -0700
committerDavid S. Miller <davem@davemloft.net>2008-03-18 00:37:55 -0700
commit577f99c1d08cf9cbdafd4e858dd13ff04d855090 (patch)
tree0f726bbda9b18d311d4c95198bbd96cb7ac01db0 /init/Kconfig
parent26c0f03f6b77c513cb7bc37b73a06819bdbb791b (diff)
parent2f633928cbba8a5858bb39b11e7219a41b0fbef5 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/wireless/rt2x00/rt2x00dev.c net/8021q/vlan_dev.c
Diffstat (limited to 'init/Kconfig')
-rw-r--r--init/Kconfig75
1 files changed, 26 insertions, 49 deletions
diff --git a/init/Kconfig b/init/Kconfig
index f698a5af500..a97924bc5b8 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -366,10 +366,29 @@ config RESOURCE_COUNTERS
infrastructure that works with cgroups
depends on CGROUPS
+config CGROUP_MEM_RES_CTLR
+ bool "Memory Resource Controller for Control Groups"
+ depends on CGROUPS && RESOURCE_COUNTERS
+ help
+ Provides a memory resource controller that manages both page cache and
+ RSS memory.
+
+ Note that setting this option increases fixed memory overhead
+ associated with each page of memory in the system by 4/8 bytes
+ and also increases cache misses because struct page on many 64bit
+ systems will not fit into a single cache line anymore.
+
+ Only enable when you're ok with these trade offs and really
+ sure you need the memory resource controller.
+
config SYSFS_DEPRECATED
+ bool
+
+config SYSFS_DEPRECATED_V2
bool "Create deprecated sysfs files"
depends on SYSFS
default y
+ select SYSFS_DEPRECATED
help
This option creates deprecated symlinks such as the
"device"-link, the <subsystem>:<name>-link, and the
@@ -382,25 +401,11 @@ config SYSFS_DEPRECATED
If enabled, this option will also move any device structures
that belong to a class, back into the /sys/class hierarchy, in
- order to support older versions of udev.
-
- If you are using a distro that was released in 2006 or later,
- it should be safe to say N here.
-
-config CGROUP_MEM_CONT
- bool "Memory controller for cgroups"
- depends on CGROUPS && RESOURCE_COUNTERS
- help
- Provides a memory controller that manages both page cache and
- RSS memory.
+ order to support older versions of udev and some userspace
+ programs.
- Note that setting this option increases fixed memory overhead
- associated with each page of memory in the system by 4/8 bytes
- and also increases cache misses because struct page on many 64bit
- systems will not fit into a single cache line anymore.
-
- Only enable when you're ok with these trade offs and really
- sure you need the memory controller.
+ If you are using a distro with the most recent userspace
+ packages, it should be safe to say N here.
config PROC_PID_CPUSET
bool "Include legacy /proc/<pid>/cpuset file"
@@ -860,38 +865,10 @@ source "block/Kconfig"
config PREEMPT_NOTIFIERS
bool
-choice
- prompt "RCU implementation type:"
- default CLASSIC_RCU
- help
- This allows you to choose either the classic RCU implementation
- that is designed for best read-side performance on non-realtime
- systems, or the preemptible RCU implementation for best latency
- on realtime systems. Note that some kernel preemption modes
- will restrict your choice.
-
- Select the default if you are unsure.
-
config CLASSIC_RCU
- bool "Classic RCU"
+ def_bool !PREEMPT_RCU
help
This option selects the classic RCU implementation that is
designed for best read-side performance on non-realtime
- systems.
-
- Say Y if you are unsure.
-
-config PREEMPT_RCU
- bool "Preemptible RCU"
- depends on PREEMPT
- help
- This option reduces the latency of the kernel by making certain
- RCU sections preemptible. Normally RCU code is non-preemptible, if
- this option is selected then read-only RCU sections become
- preemptible. This helps latency, but may expose bugs due to
- now-naive assumptions about each RCU read-side critical section
- remaining on a given CPU through its execution.
-
- Say N if you are unsure.
-
-endchoice
+ systems. Classic RCU is the default. Note that the
+ PREEMPT_RCU symbol is used to select/deselect this option.