* Heinrich Schuchardt <xypron.g...@gmx.de> [2016-12-28 10:10]: > The .bak file should not be created on the first install of a Linux kernel.
Yeah, that's a separate issue but it's definitely something I noticed too. The DTB handling code is run several times under some circumstances, see e.g. the log below. I'm afraid to touch that code and hope Ian will look into it at some point. ... Taking backup of tegra210-p2371-2180.dtb. Installing new tegra210-p2371-2180.dtb. flash-kernel: deferring update (trigger activated) /etc/kernel/postinst.d/zz-flash-kernel: DTB: tegra210-p2371-2180.dtb Installing /usr/lib/linux-image-4.9.0-trunk-arm64/nvidia/tegra210-p2371-2180.dtb into /boot/dtbs/4.9.0-trunk-arm64/tegra210-p2371-2180.dtb Taking backup of tegra210-p2371-2180.dtb. Installing new tegra210-p2371-2180.dtb. Installing /usr/lib/linux-image-4.9.0-trunk-arm64/nvidia/tegra210-p2371-2180.dtb into /boot/dtbs/4.9.0-trunk-arm64/tegra210-p2371-2180.dtb Taking backup of tegra210-p2371-2180.dtb. Installing new tegra210-p2371-2180.dtb. flash-kernel: deferring update (trigger activated) Processing triggers for flash-kernel (3.73) ... DTB: tegra210-p2371-2180.dtb Installing /usr/lib/linux-image-4.9.0-trunk-arm64/nvidia/tegra210-p2371-2180.dtb into /boot/dtbs/4.9.0-trunk-arm64/tegra210-p2371-2180.dtb Taking backup of tegra210-p2371-2180.dtb. Installing new tegra210-p2371-2180.dtb. flash-kernel: installing version 4.9.0-trunk-arm64 Generating boot script u-boot image... done. Taking backup of boot.scr. Installing new boot.scr. -- Martin Michlmayr http://www.cyrius.com/