linux-kernel - Re: [PATCH 1/2] iommu: dmar: replace printks with appropriate pr

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Date:	Mon, 04 Jun 2012 18:28:09 -0400
From:	Don Dutile <ddutile@...hat.com>
To:	Joe Perches <joe@...ches.com>
CC:	dwmw2@...radead.org, iommu@...ts.linux-foundation.org,
	mingo@...e.hu, linux-kernel@...r.kernel.org, chrisw@...hat.com,
	suresh.b.siddha@...el.com
Subject: Re: [PATCH 1/2] iommu: dmar: replace printks with appropriate pr_*()

On 06/04/2012 06:15 PM, Joe Perches wrote:
> On Mon, 2012-06-04 at 17:29 -0400, Donald Dutile wrote:
>> Replace printk(KERN_*  with pr_*() functions.
>
> Please add
> #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> before any include and remove the embedded PREFIX
> from each printk
>
>> diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
>
> []
>
>>   			break;
>>   		}
>>   		pdev = pci_get_slot(bus, PCI_DEVFN(path->dev, path->fn));
>>   		if (!pdev) {
>> -			printk(KERN_WARNING PREFIX
>> -			"Device scope device [%04x:%02x:%02x.%02x] not found\n",
>> +			pr_warn(PREFIX "Device scope device"
>> +				"[%04x:%02x:%02x.%02x] not found\n",
>>   				segment, bus->number, path->dev, path->fn);
>
> Please don't split any format string.  You removed
> a space between the scope device and an open bracket.
> It's OK for format strings to exceed 80 chars.
>
>
Joe,
Thanks for the feeback.  I'll incorporate the changes once
others have a chance to review & feedback as well.

- Don

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