Dongli Zhang 60513ed06a swiotlb: checking whether swiotlb buffer is full with io_tlb_used
This patch uses io_tlb_used to help check whether swiotlb buffer is full.
io_tlb_used is no longer used for only debugfs. It is also used to help
optimize swiotlb_tbl_map_single().

Suggested-by: Joe Jin <joe.jin@oracle.com>
Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2019-02-12 12:53:01 -05:00
..
2018-12-28 14:12:21 -08:00
2018-12-13 21:06:12 +01:00
2018-12-13 21:06:12 +01:00