Messages in this thread Patch in this message | | | Date | Tue, 8 Mar 2005 23:48:16 -0800 | From | Andrew Morton <> | Subject | Re: 2.6.11 cpufreq: Device or resource busy |
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Hugo Mills <hugo-lkml@carfax.org.uk> wrote: > > I've just upgraded my laptop (ASUS M3000 -- see below) from 2.6.10 > to 2.6.11. It now seems to be unable to load the acpi_cpufreq module: > > hrm@joshua:hrm $ sudo modprobe acpi-cpufreq > FATAL: Error inserting acpi_cpufreq (/lib/modules/2.6.11-plain/kernel/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.ko): Device or resource busy
Presumably there's already a cpufreq driver regisered when you try to load the acpi_cpufreq module.
If you can work out how to enable cpufreq debugging, then do so. Or apply the below patch, see what driver is being registered.
--- 25/drivers/cpufreq/cpufreq.c~a 2005-03-08 23:45:21.000000000 -0800 +++ 25-akpm/drivers/cpufreq/cpufreq.c 2005-03-08 23:45:28.000000000 -0800 @@ -1351,7 +1351,7 @@ int cpufreq_register_driver(struct cpufr ((!driver_data->setpolicy) && (!driver_data->target))) return -EINVAL; - dprintk("trying to register driver %s\n", driver_data->name); + printk("trying to register driver %s\n", driver_data->name); if (driver_data->setpolicy) driver_data->flags |= CPUFREQ_CONST_LOOPS; _ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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