x86, hpet: Disable per-cpu hpet timer if ARAT is supported
authorShaohua Li <shaohua.li@intel.com>
Wed, 12 Aug 2009 03:16:12 +0000 (11:16 +0800)
committerIngo Molnar <mingo@elte.hu>
Wed, 12 Aug 2009 14:45:02 +0000 (16:45 +0200)
commit39fe05e58c5e448601ce46e6b03900d5bf31c4b0
treee01978c90faa2e534d7c9af67647aa61f2242bcd
parent7cb7beb31aa3d941833b6a6e553687422c31e4b6
x86, hpet: Disable per-cpu hpet timer if ARAT is supported

If CPU support always running local APIC timer, per-cpu hpet
timer could be disabled, which is useless and wasteful in such
case. Let's leave the timers to others.

The effect is that we reserve less timers.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Cc: venkatesh.pallipadi@intel.com
LKML-Reference: <20090812031612.GA10062@sli10-desk.sh.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/hpet.c