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| author | Christoph Hellwig <hch@lst.de> | 2019-01-14 21:14:08 +0100 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2019-01-16 09:59:17 -0500 |
| commit | 227a76b64718888c1687cc237463aa000ae6fb2b (patch) | |
| tree | baf6e0b03405ea007bd7865f1ca75d80fab44001 /drivers/gpu/drm/sun4i/sun4i_backend.c | |
| parent | 1c7fc5cbc33980acd13d668f1c8f0313d6ae9fd8 (diff) | |
| download | linux-227a76b64718888c1687cc237463aa000ae6fb2b.tar.bz2 | |
swiotlb: clear io_tlb_start and io_tlb_end in swiotlb_exit
Otherwise is_swiotlb_buffer will return false positives when
we first initialize a swiotlb buffer, but then free it because
we have an IOMMU available.
Fixes: 55897af63091 ("dma-direct: merge swiotlb_dma_ops into the dma_direct code")
Reported-by: Sibren Vasse <sibren@sibrenvasse.nl>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Sibren Vasse <sibren@sibrenvasse.nl>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun4i_backend.c')
0 files changed, 0 insertions, 0 deletions