linux-kernel - Re: [PATCH v2 08/10] iommu: Remove unused argument in is_attach

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Date:   Thu, 10 Feb 2022 08:51:08 +0800
From:   Lu Baolu <baolu.lu@...ux.intel.com>
To:     Robin Murphy <robin.murphy@....com>,
        Joerg Roedel <joro@...tes.org>,
        Jason Gunthorpe <jgg@...dia.com>,
        Christoph Hellwig <hch@...radead.org>,
        Ben Skeggs <bskeggs@...hat.com>,
        Kevin Tian <kevin.tian@...el.com>,
        Ashok Raj <ashok.raj@...el.com>, Will Deacon <will@...nel.org>
Cc:     baolu.lu@...ux.intel.com,
        Alex Williamson <alex.williamson@...hat.com>,
        Eric Auger <eric.auger@...hat.com>,
        Liu Yi L <yi.l.liu@...el.com>,
        Jacob jun Pan <jacob.jun.pan@...el.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 08/10] iommu: Remove unused argument in
 is_attach_deferred

On 2/9/22 9:52 PM, Robin Murphy wrote:
>> diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
>> index 2b5f4e57a8bb..80f1294be634 100644
>> --- a/drivers/iommu/intel/iommu.c
>> +++ b/drivers/iommu/intel/iommu.c
>> @@ -5052,8 +5052,7 @@ intel_iommu_dev_disable_feat(struct device *dev, 
>> enum iommu_dev_features feat)
>>       }
>>   }
>> -static bool intel_iommu_is_attach_deferred(struct iommu_domain *domain,
>> -                       struct device *dev)
>> +static bool intel_iommu_is_attach_deferred(struct device *dev)
>>   {
>>       return attach_deferred(dev);
> 
> Seems like there's no need to wrap this now?

Yes. It's pointless.

Best regards,
baolu