/v4l/videobuf-dma-sg.o
/home/backend/Drivers/linux-tbs-drivers/v4l/videobuf-dma-sg.c: In function 'videobuf_dma_init_user_locked/backend/Drivers/linux-tbs-drivers/v4l/videobuf-dma</
我正在尝试将为Linux5.19设计的https://github.com/kenballus/fl2000_drm_五百一十九移植到Linux6.2.11,但是在应用了下面所附的修补程序之后,我得到了这个错误from namespace DMA_BUF, but does not import it.ERROR: modpost: module fl2000 uses symbol dma_buf_begin_cpu_access from namespace <
/platform/platform_linux_pc_pci.c:21:17: error: implicit declaration of function ‘pci_dma_sync_single_for_device/platform/platform_linux_pc_pci.c:30:17: error: implicit declaration of function ‘pci_dma_sync_single_for_cpu’; did you mean ‘dm