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<https://builder.linuxtv.org/job/media-build/ws/v4l/tm6000-i2c.o> CC [M] <https://builder.linuxtv.org/job/media-build/ws/v4l/tm6000-video.o> CC [M] <https://builder.linuxtv.org/job/media-build/ws/v4l/tm6000-stds.o> CC [M] <https://builder.linuxtv.org/job/media-build/ws/v4l/tm6000-input.o> CC [M] <https://builder.linuxtv.org/job/media-build/ws/v4l/tm6000-alsa.o> CC [M] <https://builder.linuxtv.org/job/media-build/ws/v4l/tm6000-dvb.o> CC [M] <https://builder.linuxtv.org/job/media-build/ws/v4l/usbtv-core.o> CC [M] <https://builder.linuxtv.org/job/media-build/ws/v4l/usbtv-video.o> <https://builder.linuxtv.org/job/media-build/ws/v4l/stk1160-video.c>: In function 'stk1160_isoc_irq': <https://builder.linuxtv.org/job/media-build/ws/v4l/stk1160-video.c>:315:2: error: implicit declaration of function 'invalidate_kernel_vmap_range' [-Werror=implicit-function-declaration] 315 | invalidate_kernel_vmap_range(stk_urb->transfer_buffer, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors make[4]: *** [/usr/src/linux-headers-5.10.0-9-common/scripts/Makefile.build:285: <https://builder.linuxtv.org/job/media-build/ws/v4l/stk1160-video.o]> Error 1 make[4]: *** Waiting for unfinished jobs.... make[3]: *** [/usr/src/linux-headers-5.10.0-9-common/Makefile:1846: <https://builder.linuxtv.org/job/media-build/ws/v4l]> Error 2 make[2]: *** [/usr/src/linux-headers-5.10.0-9-common/Makefile:185: __sub-make] Error 2 make[2]: Leaving directory '/usr/src/linux-headers-5.10.0-9-amd64' make[1]: *** [Makefile:53: default] Error 2 make[1]: Leaving directory '<https://builder.linuxtv.org/job/media-build/ws/v4l'> make: *** [Makefile:26: all] Error 2 build failed at ./build line 533 Build step 'Execute shell' marked build as failure