Re: [PATCH] include KERN_* constant in printk calls

From: Ingo Molnar
Date: Wed May 20 2009 - 04:37:42 EST



* Chris Sanford <crsanford@xxxxxxxxx> wrote:

> On Tue, May 19 09 11:00, Ingo Molnar wrote:
> >
> > * Chris Sanford <crsanford@xxxxxxxxx> wrote:
> >
> > > Add the KERN_CONT constant to two printk calls.
> > >
> > > Signed-off-by: Chris Sanford <crsanford@xxxxxxxxx>
> > >
> > > ---
> > >
> > >
> > > diff --git a/kernel/sched.c b/kernel/sched.c
> > > index 26efa47..6a2ed16 100644
> > > --- a/kernel/sched.c
> > > +++ b/kernel/sched.c
> > > @@ -7319,7 +7319,7 @@ static int sched_domain_debug_one(struct sched_domain *sd, int cpu, int level,
> > > printk(KERN_DEBUG "%*s domain %d: ", level, "", level);
> > >
> > > if (!(sd->flags & SD_LOAD_BALANCE)) {
> > > - printk("does not load-balance\n");
> > > + printk(KERN_CONT "does not load-balance\n");
> > > if (sd->parent)
> > > printk(KERN_ERR "ERROR: !SD_LOAD_BALANCE domain"
> > > " has parent");
> > > @@ -7340,7 +7340,7 @@ static int sched_domain_debug_one(struct sched_domain *sd, int cpu, int level,
> > > printk(KERN_DEBUG "%*s groups:", level + 1, "");
> > > do {
> > > if (!group) {
> > > - printk("\n");
> > > + printk(KERN_CONT "\n");
> > > printk(KERN_ERR "ERROR: group is NULL\n");
> > > break;
> >
> > Please use pr_cont() - and while at it, perhaps convert all other
> > printk()s in sched.c from KERN_* to the pr_*() notation as well?
> >
> > Thanks,
> >
> > Ingo
> > --
>
> The KERN_DEBUG constant is used 5 times when DEBUG is undefined.
> Doing a straight conversion from printk(KERN_DEBUG to pr_debug(
> will result in no messages being printed. Should these calls have
> a different message type, should DEBUG be defined, or should
> something else be done?

good point - i think it's fine to change it to pr_info().

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/