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Date:   Fri, 8 Sep 2023 10:00:31 +0200
From:   Christoph Hellwig <hch@lst.de>
To:     Petr =?utf-8?B?VGVzYcWZw61r?= <petr@tesarici.cz>
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Subject: Re: [PATCH v7 9/9] swiotlb: search the software IO TLB only if the
 device makes use of it
Message-ID: <20230908080031.GA7848@lst.de>
References: <cover.1690871004.git.petr.tesarik.ext@huawei.com> <adea71bd1fa8660d4c3157a562431ad8127016d4.1690871004.git.petr.tesarik.ext@huawei.com> <87a5uz3ob8.fsf@meer.lwn.net> <87il8wr348.fsf@meer.lwn.net> <20230907131223.587c1a88@meshulam.tesarici.cz>
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On Thu, Sep 07, 2023 at 01:12:23PM +0200, Petr Tesařík wrote:
> Hi all,
> 
> sorry for my late reply; I've been away from my work setup for a
> month...

Please take a look at:

https://lore.kernel.org/linux-iommu/20230905064441.127588-1-hch@lst.de/T/#u