Re: [PATCH for-next] iw_cxgb4: Change error/warn prints to pr_debug

[Jason Gunthorpe <jgg-uk2M96/98Pc@public.gmane.org>]

On Tue, Dec 19, 2017 at 03:12:01PM -0600, Steve Wise wrote:
> > On Tue, Dec 19, 2017 at 04:14:16PM +0530, Potnuri Bharat Teja wrote:
> > > @@ -64,12 +64,6 @@
> > >  #define DRV_NAME "iw_cxgb4"
> > >  #define MOD DRV_NAME ":"
> > >
> > > -#ifdef pr_fmt
> > > -#undef pr_fmt
> > > -#endif
> > > -
> > > -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> > > -
> > 
> > Lots of other places in RDMA set a prefix, can we come to some agreement
> if
> > we
> > should drop or keep this unverisally?
> 
> Either way we go, pr_fmt being redefined screws up pr_debug() which
> optionally prepends the function, line, module names depending on the
> dynamic debug settings.  You end up with the module name embedded in the
> middle of the log statement, and duplicated with +m is used.  That is why
> Bharat removed it from iw_cxgb4.  
> 
> In general, I like module names in log statements, but we just need to do it
> the right way to avoid the pr_debug issue...

Seems like a bigger problem than for linux-rdma?

Shouldn't many of these prints be using dev_* stuff and be prefixed
with their device name?

Usually pr should only be used in places where the device does not yet
exist.

Jason
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