diff options
author | Ralf Baechle <ralf@linux-mips.org> | 2013-02-21 16:16:55 +0100 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2013-02-22 10:07:30 +0100 |
commit | edb15d83a875a1f4b1576188844db5c330c3267d (patch) | |
tree | 74d54eab401b6ccf2a6ad4821227108a8d160f03 /init/Kconfig | |
parent | 8bfc245f9ad7bd4e461179e4e7852ef99b8b6144 (diff) | |
parent | a0b1c42951dd06ec83cc1bc2c9788131d9fefcd8 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into mips-for-linux-next
Conflicts:
include/linux/ssb/ssb_driver_gige.h
Also resolves a logical merge conflict in drivers/net/ethernet/broadcom/-
bgmac.c due to change of an API.
Diffstat (limited to 'init/Kconfig')
-rw-r--r-- | init/Kconfig | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/init/Kconfig b/init/Kconfig index be8b7f55312..7000d965740 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -20,12 +20,8 @@ config CONSTRUCTORS bool depends on !UML -config HAVE_IRQ_WORK - bool - config IRQ_WORK bool - depends on HAVE_IRQ_WORK config BUILDTIME_EXTABLE_SORT bool @@ -326,10 +322,13 @@ source "kernel/time/Kconfig" menu "CPU/Task time and stats accounting" +config VIRT_CPU_ACCOUNTING + bool + choice prompt "Cputime accounting" default TICK_CPU_ACCOUNTING if !PPC64 - default VIRT_CPU_ACCOUNTING if PPC64 + default VIRT_CPU_ACCOUNTING_NATIVE if PPC64 # Kind of a stub config for the pure tick based cputime accounting config TICK_CPU_ACCOUNTING @@ -342,9 +341,10 @@ config TICK_CPU_ACCOUNTING If unsure, say Y. -config VIRT_CPU_ACCOUNTING +config VIRT_CPU_ACCOUNTING_NATIVE bool "Deterministic task and CPU time accounting" depends on HAVE_VIRT_CPU_ACCOUNTING + select VIRT_CPU_ACCOUNTING help Select this option to enable more accurate task and CPU time accounting. This is done by reading a CPU counter on each @@ -354,6 +354,23 @@ config VIRT_CPU_ACCOUNTING this also enables accounting of stolen time on logically-partitioned systems. +config VIRT_CPU_ACCOUNTING_GEN + bool "Full dynticks CPU time accounting" + depends on HAVE_CONTEXT_TRACKING && 64BIT + select VIRT_CPU_ACCOUNTING + select CONTEXT_TRACKING + help + Select this option to enable task and CPU time accounting on full + dynticks systems. This accounting is implemented by watching every + kernel-user boundaries using the context tracking subsystem. + The accounting is thus performed at the expense of some significant + overhead. + + For now this is only useful if you are working on the full + dynticks subsystem development. + + If unsure, say N. + config IRQ_TIME_ACCOUNTING bool "Fine granularity task level IRQ time accounting" depends on HAVE_IRQ_TIME_ACCOUNTING @@ -453,7 +470,7 @@ config TREE_RCU config TREE_PREEMPT_RCU bool "Preemptible tree-based hierarchical RCU" - depends on PREEMPT && SMP + depends on PREEMPT help This option selects the RCU implementation that is designed for very large SMP systems with hundreds or @@ -461,6 +478,8 @@ config TREE_PREEMPT_RCU is also required. It also scales down nicely to smaller systems. + Select this option if you are unsure. + config TINY_RCU bool "UP-only small-memory-footprint RCU" depends on !PREEMPT && !SMP @@ -486,6 +505,14 @@ config PREEMPT_RCU This option enables preemptible-RCU code that is common between the TREE_PREEMPT_RCU and TINY_PREEMPT_RCU implementations. +config RCU_STALL_COMMON + def_bool ( TREE_RCU || TREE_PREEMPT_RCU || RCU_TRACE ) + help + This option enables RCU CPU stall code that is common between + the TINY and TREE variants of RCU. The purpose is to allow + the tiny variants to disable RCU CPU stall warnings, while + making these warnings mandatory for the tree variants. + config CONTEXT_TRACKING bool @@ -1263,6 +1290,7 @@ config HOTPLUG config PRINTK default y bool "Enable support for printk" if EXPERT + select IRQ_WORK help This option enables normal printk support. Removing it eliminates most of the message strings from the kernel image |