Category Archives: Opinion

Kernel – 5.6-rc7 Released, No Surprises..

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Kernel 5.6-rc7 has been released, and brief details are here:  http://lkml.iu.edu/hypermail/linux/kernel/2003.2/08254.html As is mentioned, there may be a 5.6 ‘Final’ in a weeks time.. The latest NVIDIA  (440.64) and VMware (15.5.2) still work OK, with the appropriate ‘kernel 5.6’ patches. NVIDIA: https://gitlab.com/snippets/1945940 VMware: https://github.com/mkubecek/vmware-host-modules/tree/workstation-15.5.2 Robert Gadsdon.   March 23rd, 2020. … Continue reading →

NVIDIA – New Vulkan Driver – Still Needs Patching for Kernel 5.6.

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NVIDIA have released the latest Vulkan beta driver 440.66.02, and details are here:  https://developer.nvidia.com/vulkan-driver The kernel-related code seems to be unchanged from 440.64, and the Kernel 5.6 patch for that version still applies, and can be found here: https://gitlab.com/snippets/1945940 The driver then compiles OK: …………….. ld -r -o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-440.66.02-custom/kernel/nvidia-modeset/nv-modeset-interface.o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-440.66.02-custom/kernel/nvidia-modeset/nvidia-modeset-linux.o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-440.66.02-custom/kernel/nvidia-modeset/nv-kthread-q.o MODPOST 4 modules CC [M] /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-440.66.02-custom/kernel/nvidia-drm.mod.o … Continue reading →

VMware – Updated Patches for 15.5.2.

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There are now updated patches available for VMware Workstation 15.5.2, at https://github.com/mkubecek/vmware-host-modules/tree/workstation-15.5.2 I have applied these, and VMware 15.5.2 vmmon/vmnet now compile cleanly again, with Kernels 5.5.9 and 5.6.0-rc5. Robert Gadsdon.   March 14th 2020. … Continue reading →

VMware – Workstation Update 15.5.2 – Compiles with Warnings, with Kernel 5.5 and 5.6-rc.

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VMware have released Workstation 15.5.2, and details are here: https://docs.vmware.com/en/VMware-Workstation-Pro/15.5/rn/VMware-Workstation-1552-Pro-Release-Notes.html This compiles with Kernels 5.5.9 and 5.6-rc6, but with many ‘warnings’… Kernel 5.5.9 (GCC 9) examples: vmmon: ………………………. /tmp/modconfig-rt8PSu/vmmon-only/common/memtrack.o: warning: objtool: .text.__x86_indirect_thunk_rbx+0x0: unsupported intra-function call /tmp/modconfig-rt8PSu/vmmon-only/common/memtrack.o: warning: objtool: If this is a retpoline, please patch it in with alternatives and annotate it with ANNOTATE_NOSPEC_ALTERNATIVE. /tmp/modconfig-rt8PSu/vmmon-only/common/phystrack.o: warning: objtool: … Continue reading →

NVIDIA – Updated 440.59 Patch for 5.6-rc3

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There is an updated patch for NVIDIA 440-59 with Kernel 5.3, which includes the Y2038 fixes, at https://gitlab.com/snippets/1937313 This compiles with GCC10 now, and I have briefly tested it on my Fedora32 system, with KDE/Plasma and VMware, and it seems to be working OK. Robert Gadsdon.   February 25th 2020. … Continue reading →

NVIDIA – Extra 440.59 Patch for 5.6-rc3 – With a Gotcha..

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Thanks to Isaak I. Aleksandrov, there is now an additional patch for NVIDIA driver 440.59 to accommodate the Y2038 changes in Kernel 5.6-rc3.   This should be applied after the original 5.6-rc1 patch ( https://gitlab.com/snippets/1937313 ), and can be found here:  https://gitlab.com/snippets/1944237 I have tested this, and it compiles OK with GCC9 (current distros) but fails with GCC10 … Continue reading →

Kernel – 5.6-rc3 – OK with Patched VMware, not with Patched NVIDIA..

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Kernel 5.6-rc3 is out, and brief details are here:   http://lkml.iu.edu/hypermail/linux/kernel/2002.2/08977.html The changes include: Arnd Bergmann (4): ASoC: atmel: fix atmel_ssc_set_audio link failure y2038: remove ktime to/from timespec/timeval conversion y2038: remove unused time32 interfaces y2038: hide timeval/timespec/itimerval/itimerspec types – and the Y2038-related ..time.. changes break the latest 5.6-patched NVIDIA 440-59: ……………….. /home/rgadsdon/NVIDIA-Linux-x86_64-440.59-custom/kernel/common/inc/nv-time.h: In function ‘nv_gettimeofday’: /home/rgadsdon/NVIDIA-Linux-x86_64-440.59-custom/kernel/common/inc/nv-time.h:40:10: error: ‘struct … Continue reading →

GCC – Fun with GCC 10, and the Kernel, NVIDIA, VMware..

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I have updated some test systems (x86_64 and aarch64) to pre-beta Fedora 32, which now includes GCC 10: $ gcc –version gcc (GCC) 10.0.1 20200216 (Red Hat 10.0.1-0.8) There have been a couple of problems with kernel compilation, but in each case there was already a patch/workaround available.. https://www.spinics.net/linux/fedora/fedora-arm/msg13193.html and https://lkml.org/lkml/2020/1/29/494 The most serious problem was a … Continue reading →

Kernel – 5.6-rc1 Released – No Surprises?

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Kernel 5.6-rc1 is out, and brief details are here: http://lkml.iu.edu/hypermail/linux/kernel/2002.1/00576.html After the pre-release testing mentioned in my previous article, patched VMware 15.5.1 and patched/hacked NVIDIA 440.59 both compiled and ran, but with the same NVIDIA # startx tombstone, as previously mentioned.   I had already created a patched NVIDIA runtime, to make things easier: # ./NVIDIA-Linux-x86_64-440.59-k56.run -s –install-libglvnd … Continue reading →

Kernel – Pre-Release Tests for 5.6-rc1 ..

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Kernel 5.6-rc1 should be out on Sunday, February 9th, but I noticed that early-version-test patches are already available for VMware 15.5.1, here:  https://github.com/mkubecek/vmware-host-modules/tree/tmp/workstation-15.5.1-k5.6 These patches gave clues to what might affect NVIDIA as well, and I managed to get a GIT version of 5.6-rc1-pre (dated February 5th) to compile OK, and was able to use this.   Of … Continue reading →