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authorThomas Gleixner <tglx@linutronix.de>2007-02-16 01:28:11 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-16 08:13:59 -0800
commit54cdfdb47f73b5af3d1ebb0f1e383efbe70fde9e (patch)
treee2f76277f6b7546e53c3a1d025e31bceb10bbff5 /kernel/time
parentd40891e75fc1f646dce57d5d3bd1349a6aaf7a0e (diff)
[PATCH] hrtimers: add high resolution timer support
Implement high resolution timers on top of the hrtimers infrastructure and the clockevents / tick-management framework. This provides accurate timers for all hrtimer subsystem users. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: john stultz <johnstul@us.ibm.com> Cc: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/time')
-rw-r--r--kernel/time/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/time/Kconfig b/kernel/time/Kconfig
index 9ec54eb3667..f6635112654 100644
--- a/kernel/time/Kconfig
+++ b/kernel/time/Kconfig
@@ -13,3 +13,13 @@ config NO_HZ
This option enables a tickless system: timer interrupts will
only trigger on an as-needed basis both when the system is
busy and when the system is idle.
+
+config HIGH_RES_TIMERS
+ bool "High Resolution Timer Support"
+ depends on GENERIC_TIME && GENERIC_CLOCKEVENTS
+ select TICK_ONESHOT
+ help
+ This option enables high resolution timer support. If your
+ hardware is not capable then this option only increases
+ the size of the kernel image.
+