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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-01 21:43:39 +0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-01 21:43:39 +0400 |
commit | 0b981cb94bc63a2d0e5eccccdca75fe57643ffce (patch) | |
tree | 966ad6e6807fd1041d9962c9904e032a5ab07a65 /arch/x86/Kconfig | |
parent | 4cba3335826cbb36a218c3f5a1387e2c7c7ca9aa (diff) | |
parent | fdf9c356502ae02238efcdf90cefd7b473a63fd4 (diff) | |
download | linux-0b981cb94bc63a2d0e5eccccdca75fe57643ffce.tar.xz |
Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler changes from Ingo Molnar:
"Continued quest to clean up and enhance the cputime code by Frederic
Weisbecker, in preparation for future tickless kernel features.
Other than that, smallish changes."
Fix up trivial conflicts due to additions next to each other in arch/{x86/}Kconfig
* 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (24 commits)
cputime: Make finegrained irqtime accounting generally available
cputime: Gather time/stats accounting config options into a single menu
ia64: Reuse system and user vtime accounting functions on task switch
ia64: Consolidate user vtime accounting
vtime: Consolidate system/idle context detection
cputime: Use a proper subsystem naming for vtime related APIs
sched: cpu_power: enable ARCH_POWER
sched/nohz: Clean up select_nohz_load_balancer()
sched: Fix load avg vs. cpu-hotplug
sched: Remove __ARCH_WANT_INTERRUPTS_ON_CTXSW
sched: Fix nohz_idle_balance()
sched: Remove useless code in yield_to()
sched: Add time unit suffix to sched sysctl knobs
sched/debug: Limit sd->*_idx range on sysctl
sched: Remove AFFINE_WAKEUPS feature flag
s390: Remove leftover account_tick_vtime() header
cputime: Consolidate vtime handling on context switch
sched: Move cputime code to its own file
cputime: Generalize CONFIG_VIRT_CPU_ACCOUNTING
tile: Remove SD_PREFER_LOCAL leftover
...
Diffstat (limited to 'arch/x86/Kconfig')
-rw-r--r-- | arch/x86/Kconfig | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 8ff1f56a0188..488ba8da8fef 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -101,6 +101,7 @@ config X86 select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER select HAVE_RCU_USER_QS if X86_64 + select HAVE_IRQ_TIME_ACCOUNTING config INSTRUCTION_DECODER def_bool (KPROBES || PERF_EVENTS || UPROBES) @@ -800,17 +801,6 @@ config SCHED_MC making when dealing with multi-core CPU chips at a cost of slightly increased overhead in some places. If unsure say N here. -config IRQ_TIME_ACCOUNTING - bool "Fine granularity task level IRQ time accounting" - default n - ---help--- - Select this option to enable fine granularity task irq time - accounting. This is done by reading a timestamp on each - transitions between softirq and hardirq state, so there can be a - small performance impact. - - If in doubt, say N here. - source "kernel/Kconfig.preempt" config X86_UP_APIC |