netdev - Re: [V2 6/7] hvsock: introduce Hyper-V VM Sockets feature

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Date:	Fri, 17 Jul 2015 17:04:10 +0200
From:	Vitaly Kuznetsov <vkuznets@...hat.com>
To:	Dexuan Cui <decui@...rosoft.com>
Cc:	David Miller <davem@...emloft.net>,
	"olaf\@aepfle.de" <olaf@...fle.de>,
	"gregkh\@linuxfoundation.org" <gregkh@...uxfoundation.org>,
	"jasowang\@redhat.com" <jasowang@...hat.com>,
	"driverdev-devel\@linuxdriverproject.org" 
	<driverdev-devel@...uxdriverproject.org>,
	"linux-kernel\@vger.kernel.org" <linux-kernel@...r.kernel.org>,
	"stephen\@networkplumber.org" <stephen@...workplumber.org>,
	"netdev\@vger.kernel.org" <netdev@...r.kernel.org>,
	"apw\@canonical.com" <apw@...onical.com>,
	"pebolle\@tiscali.nl" <pebolle@...cali.nl>
Subject: Re: [V2 6/7] hvsock: introduce Hyper-V VM Sockets feature

Dexuan Cui <decui@...rosoft.com> writes:

>> From: David Miller
>> Sent: Thursday, July 16, 2015 12:19
>> 
>> From: Dexuan Cui
>> Date: Tue, 14 Jul 2015 03:00:48 -0700
>> 
>> > +	pr_debug("hvsock_sk_destruct: called\n");
>> 
>> Debug logging just to state that a function is called is not appropriate,
>> we have very sophisticated tracing facilities in the kernel that can do
>> that transparently, and more.
>> 
>> Please remove this.
> OK. 
>
>> > +	if (hvsk->channel) {
>> > +		pr_debug("hvsock_sk_destruct: calling vmbus_close()\n");
>> 
>> Likewise, these kinds of debug logs are totally inappropriate.
> OK, I'll remove all the pr_debug() in the patch.
>

I'd suggest we rather use something like net_dbg_ratelimited()
intead. The driver is new so issues are expected. Some debugging may
be useful)

[...]

-- 
  Vitaly
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