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| author | Joerg Roedel <joerg.roedel@amd.com> | 2007-05-02 17:27:06 (GMT) |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2007-05-02 17:27:06 (GMT) |
| commit | 6b37f5a20c0e5c334c010a587058354215433e92 (patch) | |
| tree | de875cded9229b46f94a10aa2c1379060247280e /arch/x86_64/kernel/apic.c | |
| parent | fbc16f2c2a0e16dbd75ac85d3b6db97f92b642ba (diff) | |
| download | linux-fsl-qoriq-6b37f5a20c0e5c334c010a587058354215433e92.tar.xz | |
[PATCH] x86-64: fix cpu MHz reporting on constant_tsc cpus
This patch fixes the reporting of cpu_mhz in /proc/cpuinfo on CPUs with
a constant TSC rate and a kernel with disabled cpufreq.
Signed-off-by: Mark Langsdorf <mark.langsdorf@amd.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Andi Kleen <ak@suse.de>
arch/x86_64/kernel/apic.c | 2 -
arch/x86_64/kernel/time.c | 58 +++++++++++++++++++++++++++++++++++++++---
arch/x86_64/kernel/tsc.c | 12 +++++---
arch/x86_64/kernel/tsc_sync.c | 2 -
include/asm-x86_64/proto.h | 1
5 files changed, 65 insertions(+), 10 deletions(-)
Diffstat (limited to 'arch/x86_64/kernel/apic.c')
| -rw-r--r-- | arch/x86_64/kernel/apic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c index bd3e45d..3421f21 100644 --- a/arch/x86_64/kernel/apic.c +++ b/arch/x86_64/kernel/apic.c @@ -843,7 +843,7 @@ static int __init calibrate_APIC_clock(void) } while ((tsc - tsc_start) < TICK_COUNT && (apic - apic_start) < TICK_COUNT); - result = (apic_start - apic) * 1000L * cpu_khz / + result = (apic_start - apic) * 1000L * tsc_khz / (tsc - tsc_start); } printk("result %d\n", result); |