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From: Joe Perches <joe@perches.com>
To: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Cc: Takashi Iwai <tiwai@suse.de>, Jaroslav Kysela <perex@perex.cz>,
	alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/2] ALSA: echoaudio: add reference of struct echoaudio
Date: Mon, 03 Nov 2014 09:45:47 -0800	[thread overview]
Message-ID: <1415036747.17743.24.camel@perches.com> (raw)
In-Reply-To: <20141103165243.GA7562@sudip-PC>

On Mon, 2014-11-03 at 22:22 +0530, Sudip Mukherjee wrote:
> On Mon, Nov 03, 2014 at 07:08:08AM -0800, Joe Perches wrote:
[]
> > ftrace exists and is generic.
> > 
> > Several of these seem to be function tracing
> > style uses and should just be deleted instead.
> 
> function tracing style uses means?

ftrace

see:

Documentation/trace/ftrace.txt
Documentation/trace/ftrace-design.txt

> there are some prints which are printing the function name while printing the debug message.
> are those function tracing style uses??

A debug message should generally not be emitting a
message just for the sake of documenting when a
function is entered/left.

Sometimes that is useful for initial debugging, but
almost always those debugging printks should not be
left in the code that is pushed to kernel.org.



      reply	other threads:[~2014-11-03 17:45 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-03 10:34 [PATCH v2 1/2] ALSA: echoaudio: add reference of struct echoaudio Sudip Mukherjee
2014-11-03 10:34 ` [PATCH v2 2/2] ALSA: echoaudio: remove all snd_printk Sudip Mukherjee
2014-11-03 14:17 ` [PATCH v2 1/2] ALSA: echoaudio: add reference of struct echoaudio Takashi Iwai
2014-11-03 15:08   ` Joe Perches
2014-11-03 15:18     ` Takashi Iwai
2014-11-03 16:52     ` Sudip Mukherjee
2014-11-03 17:45       ` Joe Perches [this message]

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