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Subject: Re: [PATCH v3] printk: Have printk() never buffer its data
From: Joe Perches <joe@perches.com>
To: Kay Sievers <kay@vrfy.org>
Cc: Michael Neuling <mikey@neuling.org>, linuxppc-dev@ozlabs.org,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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        LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
        Wu Fengguang <fengguang.wu@intel.com>,
        "Paul E. McKenney" <paulmck@us.ibm.com>
Date: Mon, 09 Jul 2012 16:41:02 -0700
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On Mon, 2012-07-09 at 16:32 -0700, Joe Perches wrote:
> Then you've changed semantics and I think you need to
> fix it.
> 
> A dev_<level> call is not guaranteed to be a complete
> message.
> 
> There are dev_<level> and netdev_<level> calls
> followed by pr_cont.
> 
> Maybe these could be fixed up and then they could be
> always integral.  There don't look to be too many.
> 
> This may be most (all?) of them:

Nah, there's a bunch more:

$ git grep -E -A10 "\b(netdev|dev)_(info|warn|notice|err|alert|emerg|crit)" drivers | \
  grep -B10 -E "\bprintk\s*\(\s*(KERN_CONT|)\s*\""

All of them could be fixed up though.