linux-kernel - Re: [PATCH v2 06/19] drivers core: Add I/O ASID allocator

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Message-ID: <e3f1d619-1421-fd19-72ce-dadb56b07aaa@arm.com>
Date:   Wed, 1 May 2019 18:40:34 +0100
From:   Jean-Philippe Brucker <jean-philippe.brucker@....com>
To:     Jacob Pan <jacob.jun.pan@...ux.intel.com>
Cc:     Auger Eric <eric.auger@...hat.com>,
        "iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Joerg Roedel <joro@...tes.org>,
        David Woodhouse <dwmw2@...radead.org>,
        Alex Williamson <alex.williamson@...hat.com>,
        "Tian, Kevin" <kevin.tian@...el.com>,
        Raj Ashok <ashok.raj@...el.com>,
        Andriy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: Re: [PATCH v2 06/19] drivers core: Add I/O ASID allocator

On 30/04/2019 21:24, Jacob Pan wrote:
> On Thu, 25 Apr 2019 11:41:05 +0100
> Jean-Philippe Brucker <jean-philippe.brucker@....com> wrote:
> 
>> On 25/04/2019 11:17, Auger Eric wrote:
>>>> +/**
>>>> + * ioasid_alloc - Allocate an IOASID
>>>> + * @set: the IOASID set
>>>> + * @min: the minimum ID (inclusive)
>>>> + * @max: the maximum ID (exclusive)
>>>> + * @private: data private to the caller
>>>> + *
>>>> + * Allocate an ID between @min and @max (or %0 and %INT_MAX).
>>>> Return the  
>>> I would remove "(or %0 and %INT_MAX)".  
>>
>> Agreed, those where the default values of idr, but the xarray doesn't
>> define a default max value. By the way, I do think squashing patches 6
>> and 7 would be better (keeping my SOB but you can change the author).
>>
> I will squash 6 and 7 in v3. I will just add my SOB but keep the
> author if that is OK.

Sure, that works

Thanks,
Jean