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Re: [PATCH v7 05/15] swiotlb: Add a new get_io_tlb_mem getter

On Tue, May 18, 2021 at 02:51:52PM +0800, Claire Chang wrote:
> Still keep this function because directly using dev->dma_io_tlb_mem
> will cause issues for memory allocation for existing devices. The pool
> can't support atomic coherent allocation so we need to distinguish the
> per device pool and the default pool in swiotlb_alloc.

This above should really be rolled in the commit. You can prefix it by
"The reason it was done this way was because directly using .."



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