Re: [PATCH] drivers:staging: sources for ST core

From: Greg KH
Date: Wed Mar 31 2010 - 13:30:55 EST


On Wed, Mar 31, 2010 at 04:20:22AM +0530, Pavan Savoy wrote:
>
> --- On Wed, 31/3/10, Pavan Savoy <pavan_savoy@xxxxxx> wrote:
>
> > From: Pavan Savoy <pavan_savoy@xxxxxx>
> > Subject: Re: [PATCH] drivers:staging: sources for ST core
> > To: gregkh@xxxxxxx
> > Cc: "Marcel Holtmann" <marcel@xxxxxxxxxxxx>, alan@xxxxxxxxxxxxxxxxxxx
> > Date: Wednesday, 31 March, 2010, 4:11 AM
> > --- On Wed, 31/3/10, Pavan Savoy
> > <pavan_savoy@xxxxxxxxxxx>
> > wrote:
> >
> > > From: Pavan Savoy <pavan_savoy@xxxxxxxxxxx>
> > > Subject: Re: [PATCH] drivers:staging: sources for ST
> > core
> > > To: "pavan_savoy@xxxxxxxxxxx"
> > <pavan_savoy@xxxxxxxxxxx>
> > > Date: Wednesday, 31 March, 2010, 4:06 AM
> > > > From: Greg KH [gregkh@xxxxxxx]
> > > > Sent: Wednesday, March 31, 2010 3:17 AM
> > > > To: Savoy, Pavan
> > > > Cc: Alan Cox; marcel@xxxxxxxxxxxx;
> > > > linux-kernel@xxxxxxxxxxxxxxx
> > > > Subject: Re: [PATCH] drivers:staging: sources for
> > ST
> > > core
> > > >
> > > > On Wed, Mar 31, 2010 at 02:35:55AM +0530, Pavan
> > Savoy
> > > > wrote:
> > > > > So, something like the below is ok, I have
> > > defined my
> > > > own pr_fmt,
> > > > > however default log level on my board is 7,
> > and
> > > hence
> > > > pr_info is a bit
> > > > > more annoying than usual.
> > > >
> > > > No, a driver should use dev_dbg() and other
> > > dev_printk()
> > > > calls, not
> > > > pr_debug() or anything like that.
> > > >
> > > > Please don't roll your own formats, use the ones
> > that
> > > are
> > > > well defined
> > > > and uniquely describe your driver and device in
> > a
> > > format
> > > > that the whole
> > > > kernel uses.
> > >
> >
>
> forgot lkml the last time..
>
> Nope, I couldn't find any instance of struct device at all,
> I need that to use dev_dbg right ? - None of the tty_*
> structure accessible by ldiscs seems to have a reference to
> it.
> Also I happened to look at other line discipline driver, if
> they have a smarter way of doing this, Nope - n_tty, n_hdlc,
> n_slip all seem to use plain old printks.
>
> Any clues ??

Sorry, you are correct, we only have a struct kref right now for tty
core objects, not a struct device. So nevermind, this should be fine.

thanks,

greg k-h
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