Hello Greg, all, I've seen an error with 4.4.207-rc1 (8dbad6fe). 1) Config: arm multi_v7_defconfig Link: https://gitlab.com/cip-playground/linux-stable-rc-ci/-/jobs/373483706#L3649 Probable culprit: bc15f46a10dc ("serial: pl011: Fix DMA ->flush_buffer()") Issue log: 3649 drivers/tty/serial/amba-pl011.c: In function 'pl011_dma_flush_buffer': 3650 drivers/tty/serial/amba-pl011.c:697:2: error: implicit declaration of function 'dmaengine_terminate_async'; did you mean 'dmaengine_terminate_all'? [-Werror=implicit-function-declaration] 3651 dmaengine_terminate_async(uap->dmatx.chan); 3652 ^~~~~~~~~~~~~~~~~~~~~~~~~ Kind regards, Chris
