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[PATCH] ia64: Selectable Timer Interrupt Frequency

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It allows a selectable timer interrupt frequency of 100, 250 and 1000 HZ.
Reducing the timer frequency may have important performance benefits on
large systems.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Christoph Lameter 2005-06-23 00:08:27 -07:00 committed by Linus Torvalds
parent 5912100372
commit b5d23e5b8c
2 changed files with 3 additions and 1 deletions
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2
arch/ia64/Kconfig
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@ -161,6 +161,8 @@ config IA64_PAGE_SIZE_64KB
endchoice
source kernel/Kconfig.hz
config IA64_BRL_EMU
bool
depends on ITANIUM

2
include/asm-ia64/param.h
View file

@ -27,7 +27,7 @@
*/
# define HZ 32
# else
# define HZ 1024
# define HZ CONFIG_HZ
# endif
# define USER_HZ HZ
# define CLOCKS_PER_SEC HZ /* frequency at which times() counts */