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SubjectRe: [PATCH v1 0/2] swiotlb: Fix a couple of bugs in sizing areas
On Mon, Jun 26, 2023 at 04:07:25PM +0200, Petr Tesařík wrote:
> As an aside (and not directly related to the bugfixes themselves), I
> wonder why the area size cannot be always equal to IO_TLB_SEGSIZE. Of
> course, we would (usually) end up with more areas, but that should be
> a good thing, shouldn't it? The area structure is quite small, so it
> cannot be because of memory consumption concerns. The overhead of
> taking an uncontended spinlock should also be negligible.

What would be the benefit of this?

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