Re: [PATCH] ACPI: small formatting fixes

[Joe Perches]

On Mon, 2016-12-12 at 23:22 +0100, Pavel Machek wrote:
> On Mon 2016-12-12 10:39:15, Joe Perches wrote:
> > On Mon, 2016-12-12 at 09:56 -0800, Nick Desaulniers wrote:
> > > A quick cleanup that passes scripts/checkpatch.pl -f <file>.
[]
> > > diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c
[]
> > It's generally better not to convert
> > these printk(KERN_DEBUG uses.
> > 
> > There are behavior differences between
> > 	printk(KERN_DEBUG ...);
> > and
> > 	pr_debug(...);
> > 
> > The first will always be emitted as long
> > as the console level is appropriate.
> > 
> > The second depends on a #define DEBUG
> > before it gets emitted or a kernel 
> > with CONFIG_DYNAMIC_DEBUG enabled and
> > this entry specifically enabled in the
> > control file.
> 
> Hmm. Perhaps pr_debug should be called pr_c_debug() or something? This
> is rather nice trap.

Yeah, I've suggested veriants like pr_always_debug (from 2009)
http://lkml.iu.edu/hypermail/linux/kernel/0910.0/00399.html