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Date:   Wed, 15 Sep 2021 15:53:21 +0200
From:   Christoph Hellwig <hch@lst.de>
To:     Jan Beulich <jbeulich@suse.com>
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Subject: Re: [PATCH] swiotlb: set IO TLB segment size via cmdline
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On Wed, Sep 15, 2021 at 03:49:52PM +0200, Jan Beulich wrote:
> But the question remains: Why does the framebuffer need to be mapped
> in a single giant chunk?

More importantly: if you use dynamic dma mappings for your framebuffer
you're doing something wrong.