diff options
| author | Dmitriy Zavin <dmitriyz@google.com> | 2006-09-26 10:52:42 +0200 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-09-26 10:52:42 +0200 |
| commit | 3222b36f46c22f46697a0a53fa8804153a32669f (patch) | |
| tree | cf3625063b02ac9854ec57682ac8cad06f92267d /arch/i386/kernel/cpu/mcheck/p4.c | |
| parent | 66aea9913cf435fe92ebb7bf869b4f15901ab993 (diff) | |
[PATCH] x86: Add a cumulative thermal throttle event counter.
The counter is exported to /sys that keeps track of the
number of thermal events, such that the user knows how bad the
thermal problem might be (since the logging to syslog and mcelog
is rate limited).
AK: Fixed cpu hotplug locking
Signed-off-by: Dmitriy Zavin <dmitriyz@google.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'arch/i386/kernel/cpu/mcheck/p4.c')
| -rw-r--r-- | arch/i386/kernel/cpu/mcheck/p4.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/i386/kernel/cpu/mcheck/p4.c b/arch/i386/kernel/cpu/mcheck/p4.c index d83a669d376..504434a4601 100644 --- a/arch/i386/kernel/cpu/mcheck/p4.c +++ b/arch/i386/kernel/cpu/mcheck/p4.c @@ -115,6 +115,9 @@ static void intel_init_thermal(struct cpuinfo_x86 *c) l = apic_read (APIC_LVTTHMR); apic_write_around (APIC_LVTTHMR, l & ~APIC_LVT_MASKED); printk (KERN_INFO "CPU%d: Thermal monitoring enabled\n", cpu); + + /* enable thermal throttle processing */ + atomic_set(&therm_throt_en, 1); return; } #endif /* CONFIG_X86_MCE_P4THERMAL */ |