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Commit 60513ed0 authored by Dongli Zhang's avatar Dongli Zhang Committed by Konrad Rzeszutek Wilk
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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: default avatarJoe Jin <joe.jin@oracle.com>
Signed-off-by: default avatarDongli Zhang <dongli.zhang@oracle.com>
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent 71602fe6
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