swiotlb: refactor swiotlb_tbl_map_single

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Split out a bunch of a self-contained helpers to make the function easier
to follow.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Jianxiong Gao <jxgao@google.com>
Tested-by: Jianxiong Gao <jxgao@google.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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Christoph Hellwig 2021-02-04 11:08:35 +01:00 • committed by Konrad Rzeszutek Wilk

parent ca10d0f8e5

commit 26a7e09478

1 changed files with 89 additions and 90 deletions

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kernel/dma/swiotlb.c

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