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

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Date:   Mon, 22 Aug 2022 11:19:57 +0200
From:   Cornelia Huck <cohuck@...hat.com>
To:     Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Diana Craciun <diana.craciun@....nxp.com>,
        Alex Williamson <alex.williamson@...hat.com>
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        kvm@...r.kernel.org
Subject: Re: [PATCH v2] vfio/fsl-mc: Fix a typo in a message

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?

>  
>  	vfio_fsl_mc_irqs_cleanup(vdev);
>