Re: [PATCH] Driver core: Reduce the level of request_firmware() messages

From: Rafael J. Wysocki
Date: Sun Feb 28 2010 - 07:11:19 EST


On Sunday 28 February 2010, Jaswinder Singh Rajput wrote:
> Hello Rafael,
>
> On Sun, Feb 28, 2010 at 2:13 AM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
> > From: Rafael J. Wysocki <rjw@xxxxxxx>
> >
> > The messages from _request_firmware() informing that firmware is
> > being requested or built-in firmware is going to be used are printed
> > at KERN_INFO, which produces lots of noise on systems with huge
> > numbers of AMD CPUs. Reduce the level of these messages to
> > KERN_DEBUG to get rid of that noise.
> >
>
> Which firmware we are using is very useful information. Because of
> huge numbers of CPUs it seems noise then better provide the
> information for first cpu and for the rest of the CPUs you can show by
> KERN_DEBUG.

That would have been better indeed, but the problem is _request_firmware()
doesn't allow us to change the level of its messages on demand.

Rafael
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