Linux kernel bug fix: dma-direct: avoid redundant memory sync for swiotlb
Subsystem: kernel (kernel/dma/direct.h)
Bug type: hang, severity: medium
Files changed: kernel/dma/direct.h
Introduced by Christoph Hellwig on 2018-12-13 21:06:17 +0100; fixed by Chao Gao on 2022-04-14 06:30:39 +0200 (lifetime: 1217 days)