tree 9f3fbd9abc1e971ad0807dcd2e0645b9aafd8634
parent 2d29960af0bee8cc6731b9bd3964850c9e7a6840
author Christoph Hellwig <hch@lst.de> 1616084064 +0100
committer Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> 1616129905 +0000

swiotlb: remove swiotlb_nr_tbl

All callers just use it to check if swiotlb is active at all, for which
they can just use is_swiotlb_active.  In the longer run drivers need
to stop using is_swiotlb_active as well, but let's do the simple step
first.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>