linux-kernel - Re: [PATCH v3 05/11] iommu: Merge iopf_device_param into iommu_fault

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Date:   Mon, 21 Aug 2023 14:04:39 -0300
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Kevin Tian <kevin.tian@...el.com>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Nicolin Chen <nicolinc@...dia.com>,
        Yi Liu <yi.l.liu@...el.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>,
        iommu@...ts.linux.dev, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 05/11] iommu: Merge iopf_device_param into
 iommu_fault_param

On Fri, Aug 18, 2023 at 07:40:41AM +0800, Lu Baolu wrote:
> @@ -472,21 +473,31 @@ struct iommu_fault_event {
>   * struct iommu_fault_param - per-device IOMMU fault data
>   * @handler: Callback function to handle IOMMU faults at device level
>   * @data: handler private data
> - * @faults: holds the pending faults which needs response
>   * @lock: protect pending faults list
> + * @dev: the device that owns this param
> + * @queue: IOPF queue
> + * @queue_list: index into queue->devices
> + * @partial: faults that are part of a Page Request Group for which the last
> + *           request hasn't been submitted yet.
> + * @faults: holds the pending faults which needs response
>   */
>  struct iommu_fault_param {
>  	iommu_dev_fault_handler_t handler;
>  	void *data;
> -	struct list_head faults;
> -	struct mutex lock;
> +	struct mutex			lock;
> +
> +	struct device			*dev;
> +	struct iopf_queue		*queue;
> +	struct list_head		queue_list;
> +
> +	struct list_head		partial;
> +	struct list_head		faults;
>  };

Don't add the horizontal spaces

Reviewed-by: Jason Gunthorpe <jgg@...dia.com>

Jason
-