linux-kernel - Re: [PATCH v2] vfio/fsl-mc: Fix a typo in a message

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Date:   Fri, 26 Aug 2022 15:05:16 +0300
From:   Diana Madalina Craciun <diana.craciun@....nxp.com>
To:     Alex Williamson <alex.williamson@...hat.com>
Cc:     Cornelia Huck <cohuck@...hat.com>,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        kvm@...r.kernel.org
Subject: Re: [PATCH v2] vfio/fsl-mc: Fix a typo in a message



On 8/26/2022 12:01 AM, Alex Williamson wrote:
> On Mon, 22 Aug 2022 11:19:57 +0200
> Cornelia Huck <cohuck@...hat.com> wrote:
>
>> On Tue, Aug 16 2022, Christophe JAILLET <christophe.jaillet@...adoo.fr> wrote:
>>
>>> L and S are swapped in the message.
>>> s/VFIO_FLS_MC/VFIO_FSL_MC/
>>>
>>> Also use WARN instead of WARN_ON+dev_warn because WARN can already print
>>> the message.
>>>
>>> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
>>> ---
>>> Changes in v2:
>>>    * s/comment/message/ in the subject   [Cornelia Huck <cohuck@...hat.com>]
>>>    * use WARN instead of WARN_ON+dev_warn   [Jason Gunthorpe <jgg@...pe.ca>]
>>>
>>> v1:
>>>    https://lore.kernel.org/all/2b65bf8d2b4d940cafbafcede07c23c35f042f5a.1659815764.git.christophe.jaillet@wanadoo.fr/
>>> ---
>>>   drivers/vfio/fsl-mc/vfio_fsl_mc.c | 4 +---
>>>   1 file changed, 1 insertion(+), 3 deletions(-)
>>>
>>> diff --git a/drivers/vfio/fsl-mc/vfio_fsl_mc.c b/drivers/vfio/fsl-mc/vfio_fsl_mc.c
>>> index 3feff729f3ce..57774009e0eb 100644
>>> --- a/drivers/vfio/fsl-mc/vfio_fsl_mc.c
>>> +++ b/drivers/vfio/fsl-mc/vfio_fsl_mc.c
>>> @@ -108,9 +108,7 @@ static void vfio_fsl_mc_close_device(struct vfio_device *core_vdev)
>>>   	/* reset the device before cleaning up the interrupts */
>>>   	ret = vfio_fsl_mc_reset_device(vdev);
>>>   
>>> -	if (WARN_ON(ret))
>>> -		dev_warn(&mc_cont->dev,
>>> -			 "VFIO_FLS_MC: reset device has failed (%d)\n", ret);
>>> +	WARN(ret, "VFIO_FSL_MC: reset device has failed (%d)\n", ret);
>> Hm, but this drops the device information, not such a fan... maybe the
>> author can chime in?
> Diana, what do you want to do here?  Thanks,

I would prefer to keep the device information. So, I am OK with 
something like:

if (ret)
     dev_warn(&mc_cont->dev,
          "VFIO_FSL_MC: reset device has failed (%d)\n", ret);

Thanks,
Diana