** Description changed: [ Impact ] DKMS make.log for evdi-1.14.2+dfsg for kernel 6.14.0-15-generic (x86_64) Thu May 15 21:40:48 UTC 2025 make: Entering directory '/usr/src/linux-headers-6.14.0-15-generic' make[1]: Entering directory '/var/lib/dkms/evdi/1.14.2+dfsg/build' warning: the compiler differs from the one used to build the kernel - The kernel was built by: x86_64-linux-gnu-gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0 - You are using: gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0 - CC [M] evdi_platform_drv.o - CC [M] evdi_platform_dev.o - CC [M] evdi_sysfs.o - CC [M] evdi_modeset.o - CC [M] evdi_connector.o - CC [M] evdi_encoder.o + The kernel was built by: x86_64-linux-gnu-gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0 + You are using: gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0 + CC [M] evdi_platform_drv.o + CC [M] evdi_platform_dev.o + CC [M] evdi_sysfs.o + CC [M] evdi_modeset.o + CC [M] evdi_connector.o + CC [M] evdi_encoder.o evdi_modeset.c:507:10: error: ‘const struct drm_mode_config_funcs’ has no member named ‘output_poll_changed’ - 507 | .output_poll_changed = NULL, - | ^~~~~~~~~~~~~~~~~~~ + 507 | .output_poll_changed = NULL, + | ^~~~~~~~~~~~~~~~~~~ make[3]: *** [/usr/src/linux-headers-6.14.0-15-generic/scripts/Makefile.build:207: evdi_modeset.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/usr/src/linux-headers-6.14.0-15-generic/Makefile:1999: .] Error 2 make[1]: *** [/usr/src/linux-headers-6.14.0-15-generic/Makefile:251: __sub-make] Error 2 make[1]: Leaving directory '/var/lib/dkms/evdi/1.14.2+dfsg/build' make: *** [Makefile:251: __sub-make] Error 2 make: Leaving directory '/usr/src/linux-headers-6.14.0-15-generic' [ Test case ] Install the latest linux-6.14 kernel on Noble: $ sudo add-apt-repository ppa:canonical-kernel-team/ppa $ sudo apt install linux-generic-hwe-24.04-wip Install evdi-dkms: $ sudo apt install evdi-dkms Load the modules: - $ sudo modprobe + $ sudo modprobe evdi The same procedure can be repeated on linux-6.8 to test for possible regressions. [ Fix ] - Apply patches from evdi-dkms Plucky release enabling 6.14 + Apply patch from evdi-dkms Plucky release enabling 6.14 - * debian/patches/ + * debian/patches/0001-Remove-driver-date-from-struct-drm_driver- + linux-6.14.patch + + Also apply the following commits from evdi upstream + (https://github.com/DisplayLink/evdi/): + + * 934e31ec29ca7abcc8fcc1d6104214885c56acf0: "Align with Linux v6.11+" + * 398f065074448e9f6ed4e87443c1a7250ab16c36: "Fix DMA_BUF import NS on kenrels < 6.13" [ Regression potential ] We may experience regressions in systems that are using the evdi drivers, especially with kernels >= 6.8 kernel.
** Description changed: [ Impact ] DKMS make.log for evdi-1.14.2+dfsg for kernel 6.14.0-15-generic (x86_64) Thu May 15 21:40:48 UTC 2025 make: Entering directory '/usr/src/linux-headers-6.14.0-15-generic' make[1]: Entering directory '/var/lib/dkms/evdi/1.14.2+dfsg/build' warning: the compiler differs from the one used to build the kernel The kernel was built by: x86_64-linux-gnu-gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0 You are using: gcc-13 (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0 CC [M] evdi_platform_drv.o CC [M] evdi_platform_dev.o CC [M] evdi_sysfs.o CC [M] evdi_modeset.o CC [M] evdi_connector.o CC [M] evdi_encoder.o evdi_modeset.c:507:10: error: ‘const struct drm_mode_config_funcs’ has no member named ‘output_poll_changed’ 507 | .output_poll_changed = NULL, | ^~~~~~~~~~~~~~~~~~~ make[3]: *** [/usr/src/linux-headers-6.14.0-15-generic/scripts/Makefile.build:207: evdi_modeset.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/usr/src/linux-headers-6.14.0-15-generic/Makefile:1999: .] Error 2 make[1]: *** [/usr/src/linux-headers-6.14.0-15-generic/Makefile:251: __sub-make] Error 2 make[1]: Leaving directory '/var/lib/dkms/evdi/1.14.2+dfsg/build' make: *** [Makefile:251: __sub-make] Error 2 make: Leaving directory '/usr/src/linux-headers-6.14.0-15-generic' [ Test case ] Install the latest linux-6.14 kernel on Noble: $ sudo add-apt-repository ppa:canonical-kernel-team/ppa $ sudo apt install linux-generic-hwe-24.04-wip Install evdi-dkms: $ sudo apt install evdi-dkms Load the modules: $ sudo modprobe evdi The same procedure can be repeated on linux-6.8 to test for possible regressions. [ Fix ] Apply patch from evdi-dkms Plucky release enabling 6.14 * debian/patches/0001-Remove-driver-date-from-struct-drm_driver- linux-6.14.patch - Also apply the following commits from evdi upstream + Also apply the following commit from evdi upstream (https://github.com/DisplayLink/evdi/): * 934e31ec29ca7abcc8fcc1d6104214885c56acf0: "Align with Linux v6.11+" - * 398f065074448e9f6ed4e87443c1a7250ab16c36: "Fix DMA_BUF import NS on kenrels < 6.13" + + And backport the following, also from evdi upstream: + + * 398f065074448e9f6ed4e87443c1a7250ab16c36: "Fix DMA_BUF import NS on + kenrels < 6.13" [ Regression potential ] We may experience regressions in systems that are using the evdi drivers, especially with kernels >= 6.8 kernel. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2110937 Title: evdi-dkms FTBS in Noble with the linux-6.14-hwe kernel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/evdi/+bug/2110937/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
