From: Joe Perches <joe@perches.com>
To: Takashi Iwai <tiwai@suse.de>
Cc: Alan Stern <stern@rowland.harvard.edu>,
Jaroslav Kysela <perex@perex.cz>,
alsa-devel@alsa-project.org,
Kernel development list <linux-kernel@vger.kernel.org>
Subject: Re: [alsa-devel] Improving or replacing snd_printk()
Date: Fri, 31 May 2013 10:06:38 -0700 [thread overview]
Message-ID: <1370019998.10556.82.camel@joe-AO722> (raw)
In-Reply-To: <s5hwqqf1an3.wl%tiwai@suse.de>
On Fri, 2013-05-31 at 16:34 +0200, Takashi Iwai wrote:
> Also, another expected problem is that neither card->card_dev nor
> card->dev are set when snd_card_err() is called. Many drivers set the
> device pointers at the late stage just before the device
> registration. So, systematic replacements won't work as expected in
> many cases. (The same is applied for replacement with dev_*(), too.)
If all the pointers are null, then the logging function could
use pr_<level> and %pf, __builtin_return_addr() or another
method to look up the module name.
prev parent reply other threads:[~2013-05-31 17:06 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-29 19:27 Alan Stern
2013-05-29 19:51 ` Joe Perches
2013-05-30 18:14 ` Alan Stern
2013-05-30 18:49 ` [alsa-devel] " Jaroslav Kysela
2013-05-30 19:43 ` Alan Stern
2013-05-30 20:30 ` Joe Perches
2013-05-31 6:37 ` Takashi Iwai
2013-05-31 7:06 ` Joe Perches
2013-05-31 7:23 ` Takashi Iwai
2013-05-31 7:30 ` Joe Perches
2013-05-31 7:35 ` Takashi Iwai
2013-05-31 7:38 ` Joe Perches
2013-05-31 7:58 ` Takashi Iwai
2013-05-31 14:24 ` Alan Stern
2013-05-31 14:34 ` Takashi Iwai
2013-05-31 15:33 ` Alan Stern
2013-05-31 15:38 ` Takashi Iwai
2013-05-31 17:06 ` Joe Perches [this message]
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