linux-kernel - Re: [PATCH] swiotlb: fix the check whether a device has used software IO TLB

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Message-ID: <20230913142656.29e135d6@meshulam.tesarici.cz>
Date:   Wed, 13 Sep 2023 14:26:56 +0200
From:   Petr Tesařík <petr@...arici.cz>
To:     Christoph Hellwig <hch@....de>,
        Catalin Marinas <catalin.marinas@....com>
Cc:     Marek Szyprowski <m.szyprowski@...sung.com>,
        Robin Murphy <robin.murphy@....com>,
        "open list:DMA MAPPING HELPERS" <iommu@...ts.linux.dev>,
        open list <linux-kernel@...r.kernel.org>,
        Roberto Sassu <roberto.sassu@...weicloud.com>,
        Jonathan Corbet <corbet@....net>
Subject: Re: [PATCH] swiotlb: fix the check whether a device has used
 software IO TLB

On Wed, 13 Sep 2023 14:14:03 +0200
Christoph Hellwig <hch@....de> wrote:

> Thanks, I've applied this to get it into linux-next ASAP.  I'd love
> to have reviews before sending it on to Linus, though.

Fully understood, given my past record. ;-)

@Catalin Marinas: I have added you to the list of recipient, because you
spotted some issues with memory barriers in one of my previous attempts.

Petr T