Re: [PATCH v21 0/6] block: Use page pinning

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Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:

> > Applied, thanks!
> 
> This ended up on the for-6.5/block branch, but I think it needs to be
> on the splice one, as that is pre-requisite unless I'm missing
> something.

Indeed.  As I noted in the cover note:

    This requires the splice-read patchset to have been applied first,
    otherwise reversion of the ITER_PAGE iterator can race with truncate and
    return pages to the allocator whilst they're still undergoing DMA[2].

David




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