Re: [PATCH 2/2] x86: speed cpu_up by quirking cpu_init_udelay

From: Len Brown
Date: Fri May 08 2015 - 14:15:48 EST


On Fri, May 8, 2015 at 4:32 AM, Borislav Petkov <bp@xxxxxxxxx> wrote:

>> + pr_debug("cpu_init_udelay quirk to %d, was %d", new_udelay, init_udelay);
>
> Can we make this printk(KERN_DEBUG please?
>
> I'd like to be able to slap "debug" on the command line and not
> recompile the kernel. And no, dyndbg="file smpboot.c +p" or whatever the
> syntax is, simply doesn't scale if I want to see all debug messages from
> early boot.

I agree with you. Further, you made me think about it, and while it was helpful
when I wrote the patch, I don't think any printk() is needed upstream.

see v3 just sent.

Len Brown, Intel Open Source Technology Center
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