Searched hist:bf9dd36091695f1138a98b6ae85d565e60635545 (Results 1 – 1 of 1) sorted by relevance
| /linux/arch/arm/ |
| H A D | Kconfig | diff bf9dd36091695f1138a98b6ae85d565e60635545 Fri Mar 04 23:51:59 CET 2011 Rob Herring <rob.herring@calxeda.com> ARM: 6786/1: enable CONFIG_KTIME_SCALAR
Use straight 64-bit values as 64-bit operations are fairly efficient on ARM.
Comparing the asm output with and without KTIME_SCALAR, using 64-bit math
generates clearly better code.
Comparing kernel/hrtimer.c .text size, it goes from 0x1414 to 0x119c with
this change.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
|