Messages in this thread | | | Date | Fri, 03 Sep 2010 06:53:59 -0700 | From | Arjan van de Ven <> | Subject | Re: [PATCH] perf, x86: Disable perf if the BIOS got its grubby paws on the PMU |
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On 9/3/2010 2:13 AM, Peter Zijlstra wrote: > > +static void print_BIOS_fail(void) > +{ > + printk(KERN_ERR "\n"); > + printk(KERN_ERR "=============================================\n"); > + printk(KERN_ERR "It appears the BIOS is actively using the PMU\n"); > + printk(KERN_ERR "this avoids Linux from using it, please de- \n"); > + printk(KERN_ERR "activate this BIOS feature or request a BIOS \n"); > + printk(KERN_ERR "update from your vendor. \n"); > + printk(KERN_ERR "=============================================\n"); > + > + memset(&x86_pmu, 0, sizeof(x86_pmu)); > +} > + >
tell us how you really feel :-)
do you want to add a phone number of the support line of the vendor (based on DMI data of course) ?
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