Re: [PATCH net-next] drivers/scsi: Remove warnings after vsprintf %pV introduction

James Bottomley
2010-07-12T08:27:24Z

On Sat, 2010-07-10 at 23:10 -0700, David Miller wrote:
> From: Joe Perches <joe@perches.com>
> Date: Sat, 10 Jul 2010 22:08:41 -0700
>
> > On Sat, 2010-07-10 at 19:52 -0700, David Miller wrote:
> >> Could you take a stab at this and the other scsi bits that
> >> trigger this warning?
> >
> > Remove warnings introduced by conversions of dev_<level>
> > macros to functions.
> >
> > Compile tested only.
> >
> > Signed-off-by: Joe Perches <joe@perches.com>
>
> SCSI folks, the background is that we have moved the dev_*() printk
> macros to external functions, so that the prefixing printf strings
> don't get emitting at every call site.
>
> As a consequence, dev_*() calls that try to use an empty string as the
> printf format emit a warning from gcc since an empty constant string
> is not a valid printf format.
>
> That's what this change is all about.

Thanks, that explains the "" -> " " conversions.

What's the other 60% of the patch about? the strange addition of
scsi_show_extd_sense_args() and all the KERN_CONT bits?

James