mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2026-04-04 21:49:11 +08:00
Perform DMA unmapping operations before processing data. Otherwise, there may be unsynchronized data accessed by the CPU when the SWIOTLB is enabled. Signed-off-by: Zhiqi Song <songzhiqi1@huawei.com> Signed-off-by: Chenghai Huang <huangchenghai2@huawei.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>