Thread (18 messages) 18 messages, 4 authors, 2013-01-18

Re: [PATCH] drivers/cpufreq: Warn user when powernow-k8 tries to fall back to acpi-cpufreq and it is unavailable.

From: Borislav Petkov <bp@alien8.de>
Date: 2013-01-18 17:08:06
Also in: lkml

On Fri, Jan 18, 2013 at 04:23:47PM +0000, Matthew Garrett wrote:
On Thu, Jan 17, 2013 at 12:54:37PM +0100, Borislav Petkov wrote:
quoted
So, handoff to acpi-cpufreq still has some issues. When both are
built-in, the module_init functions turn into normal initcalls and
in that case, they're executed in link order and it can happen that
powernowk8_init() runs before acpi_cpufreq_init().
Just flip the link order? It's only the way it is because in the past we 
wanted to try hardware-specific drivers before more generic ones, and I 
don't think that's a concern in this case now.
Yeah, I heard that the acpi-idle and intel-idle drivers do that and also
heard that it was a hack. It doesn't look too ugly IMHO:

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=2671717265ae6e720a9ba5f13fbec3a718983b65

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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