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Category Archives: Fedora

Fedora Linux distribution..

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Kernel/Boot – Bizarre Dracut problem – Bogus Apple Modules Added, Fails – Cause Found..

Adventures With Linux ™ Posted on November 18, 2022 by RGNovember 19, 2022

During update of the kernel to 6.0.9, on my main dual-xeon Fedora 37 system, I found the following error displayed: ……………………… dracut-install: Failed to find module ‘apple_mailbox’ dracut: FAILED: /usr/lib/dracut/dracut-install -D /var/tmp/dracut.SGbOUU/initramfs –kerneldir /lib/modules/6.0.9/ -m apple_mailbox nvme_apple pinctrl-apple-gpio macsmc macsmc-rtkit i2c-apple tps6598x apple-dart dwc3 dwc3-of-simple xhci-pci pcie-apple gpio_macsmc spi-apple spi-hid-apple spi-hid-apple-of rtc-macsmc simple-mfd-spmi spmi-apple-controller nvmem_spmi_mfd apple-dockchannel dockchannel-hid … Continue reading →

Posted in Dracut, Fedora, fix, Hacks, kernel, Linux, Opinion, quirks | Tagged apple modules, asahi-firmware, dracut, error, fix, kernel 6.0.9 | Leave a reply

Kernel – 5.19-rc1 Released. OK With Patched VMware, and a Hack for NVIDIA..

Adventures With Linux ™ Posted on June 5, 2022 by RGJune 5, 2022

Kernel 5.19-rc1 is out, and details are here:  https://lkml.iu.edu/hypermail/linux/kernel/2206.0/04428.html There is a patchset for VMware 16.2.3, at https://github.com/mkubecek/vmware-host-modules/tree/tmp/workstation-16.2.3-k5.19 .   I have tested this with 5.19-rc1, and VMware compiles and loads/runs OK. The latest NVIDIA driver (515.48.07) compile fails, but a hack is to edit NVIDIA-Linux-x86_64-515.48.07/kernel/nvidia-drm/nvidia-dma-resv-helper.h and NVIDIA-Linux-x86_64-515.48.07/kernel/nvidia-drm/nvidia-drm-prime-fence.c and change nv_dma_resv_add_excl_fence to dma_resv_add_excl_fence After this, the driver compiles … Continue reading →

Posted in Fedora, fix, Hacks, kernel, Linux, NVIDIA, Opinion, VMware | Tagged hack for nvidia, kernel 5.19-rc1 released, patch for vmware available | Leave a reply

ARM64 – Pi 4 USB Problems – And a Messy Fix..

Adventures With Linux ™ Posted on May 11, 2021 by RGMay 11, 2021

After some delay, I finally had a ‘good’ cooling solution for my 8GB Pi4, and resumed testing.. The last Kernel version I had running on it was 5.9-rc4, and everything seemed to be working OK (including 8GB of memory recognised). I then updated to 5.11.18, and found that none of the USB ports worked: # dmesg |grep … Continue reading →

Posted in aarch64, Crash and Burn.., Fedora, fix, Hacks, kernel, Linux / ARM, Opinion, patches, quirks, Raspberry Pi 4 | Tagged 5.10.34 fails, 5.11.18 with RH patchset, 5.12 fails, 5.13-rc fails, 5.9.16 works, 8gb, pi4, usb fails, workaround | 3 Replies

Compiler – Fun with CLANG – Kernel, NVIDIA, and VMware…

Adventures With Linux ™ Posted on March 27, 2021 by RGMarch 30, 2021

I have been carrying out some preliminary tests to see how feasible it is to compile the Linux Kernel, and NVIDIA drivers, and VMware, using the ‘alternative’ to GCC – CLANG.. The kernel compile is relatively easy, and well documented: # make CC=clang HOSTCC=clang -j8 (for a 4-core system) The compile seems to be slower than GCC, … Continue reading →

Posted in clang, compilation, Fedora, gcc, kernel, Linux, NVIDIA, Opinion, Performance, quirks, VMware | Tagged clang, compile tests, gcc alternative, kernel, nvidia, success, vmware | 1 Reply

ARM – Vim3-Pro – with EFI and Fedora 33..

Adventures With Linux ™ Posted on January 5, 2021 by RGJanuary 5, 2021

Recently acquired one of the Khadas VIM3-Pro arm64 SoCs, and was impressed with the level of documentation available.. Unfortunately – as is so often the case – this was all relentlessly Ubuntu-focussed, with a semi-proprietary kernel based on the 4.X kernel tree.. At least the U-Boot version was fairly recent, and appeared to support EFI etc.. The … Continue reading →

Posted in aarch64, arm, ARM64, Fedora, Hacks, hardware, kernel, Linux / ARM, U-Boot, UEFI | Tagged arm64, efi, fedora 33, khadas, success, u-boot, vim3-pro | 1 Reply

Fedora – Fun with ZRAM..

Adventures With Linux ™ Posted on September 4, 2020 by RGSeptember 4, 2020

Fedora 33 will be using ZRAM as standard for swap, rather than a partition or swapfile on disk.    I had no problem with this on a new F33 install (Odroid H2Plus) but after upgrading an existing Fedora 32 system it refused to initialise, and ‘/dev/zram0‘ did not exist.    Research revealed that the documentation for much of this … Continue reading →

Posted in alpha release, boot, Fedora, fix, Hacks, kernel, Linux, Opinion | Tagged /dev/zram0 missing, fedora 33, fix, old config, swap, upgrade, zram | Leave a reply

ARM64 – Fedora 33 Pre-release Kernel Boot Problem – and Workaround..

Adventures With Linux ™ Posted on August 26, 2020 by RGAugust 26, 2020

I have been testing Fedora 33 pre-release, and on x86_64 it seems relatively stable (usual caveats…) but on arm64 systems (Odroid N2 and Pi4) I found that after compiling a new kernel (5.8.3), the system booted, but login was impossible, and screen output was missing  (uart/console was OK). Kernels compiled with Fedora 32 all booted OK, and … Continue reading →

Posted in aarch64, ARM64, boot, compilation, Crash and Burn.., Fedora, Hacks, kernel, Linux / ARM, Odroid N2, Opinion | Tagged arm64, boot problem, cross-compile, fedora 33, kernel 5.8.3, login imposssible, modules not loading, timeout, workaround, x86_64 ok | Leave a reply

VirtualBox – Latest Development Version Tests with Kernel 5.8 – Unstable..

Adventures With Linux ™ Posted on August 3, 2020 by RGAugust 4, 2020

I have been investigating alternatives, as VMware is currently a non-starter (literally..) with Kernel 5.8.. I installed the latest VirtualBox (6.1.97 r139689) from SVN (another blast from the past…) and managed – after some messing around – to get it to compile OK on my Fedora 32 test system with Kernel 5.8 (from kernel.org..)    I had … Continue reading →

Posted in Crash and Burn.., Fedora, Hacks, kernel, Linux, Opinion, VirtualBox, working | Tagged fedora guest ok, installs ok, Kernel 5.8, virtualbox 6.1.97r139689 | Leave a reply

ARM64 – 8GB Pi4 – Fun with Fedora..

Adventures With Linux ™ Posted on July 18, 2020 by RGJuly 18, 2020

My 8GB Raspbery Pi 4 finally arrived, and I was looking forward to trying Fedora 32 and KDE/Plasma on it, and comparing it to the Odroid N2 from a few months back.. ( http://rglinuxtech.com/?p=2689 ) The Fedora 32 aarch64 install is supposed to support the Pi 4 now, but the resulting sdcard image failed to boot, with … Continue reading →

Posted in aarch64, compilation, Crash and Burn.., Fedora, Hacks, KDE, kernel, Linux / ARM, new install, Raspberry Pi 4 | Tagged 8gb, aarch64, fedora 32, fedora install, hybrid, kde/plasma too slow, opensuse efi substitute, opensuse u-boot, raspberry pi 4, success | Leave a reply

Kernel – 5.8-rc2 – Still Catastrophic Failure with VMware Runtime.

Adventures With Linux ™ Posted on June 22, 2020 by RGJune 22, 2020

Kernel 5.8-rc2 has been released, and brief details are here:  http://lkml.iu.edu/hypermail/linux/kernel/2006.2/08747.html There is no change to the problem with VMware runtime, and vmware-modconfig still segfaults, and the system still reboots immediately, when a VM open is attempted. To check that this was not due to a kernel misconfiguration, I installed the Fedora (Rawhide) version of Kernel 5.8-rc1 … Continue reading →

Posted in Crash and Burn.., Fedora, kernel, Linux, Opinion, VMware | Tagged kernel 5.8-rc2 released, problems occurs with fedora 33 5.8-rc1 kernel., vmware runtime reboot still occurs, vmware-modconfig segfault | 1 Reply

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Original content © Robert Gadsdon 2013
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